VETUS
The Bow Thruster 55 kgf 12 V 150 mm Tunnel is a high-performance solution for precise boat maneuvering. Engineered with attention to detail, this thruster delivers enhanced control, which makes navigation through tight spaces and docking effortless. Optimized design ensures easy installation, making it suitable for boat sizes ranging between 26-39 ft. (8-12 m). The Vetus 55kgf is arguably the most popular Bow Thruster for Yachts and Powerboats up to 12.5m (42ft). Manufactured using the highest quality materials to give high power and long service life.
The Bow Thruster 55 kgf 24V 150 mm Tunnel is a high-performance solution for precise boat maneuvering. Engineered with attention to detail, this thruster delivers enhanced control, which makes navigation through tight spaces and docking effortless. Optimized design ensures easy installation, making it suitable for boat sizes ranging between 26-39 ft. (8-12 m). The Vetus 55kgf is arguably the most popular Bow Thruster for Yachts and Powerboats up to 12.5m (42ft). Manufactured using the highest quality materials to give high power and long service life.
The Bow and Stern Thruster 125 kgf 12 V 250 mm Tunnel is a high-performance solution for precise boat maneuvering. Engineered with attention to detail, this thruster delivers enhanced control, which makes navigation through tight spaces and docking effortless. Optimized design ensures easy installation, making it suitable for boat sizes ranging between 40-60 ft (12,5-18 m). The Vetus 125Kgf Bow Thruster is suitable for Yachts and Powerboats up to 20m (66ft). Manufactured using the highest quality materials to give high power and long service life.
The BOW9512D is the perfect solution for boat enthusiasts seeking to elevate their boating experience. This 95 kgf Bow and Stern thruster promises unparalleled maneuverability and control for both bow and stern movements, ensuring effortless navigation even through the trickiest of waters. With an on/off thruster reliability is assured as the integrated thermal switch prevents overheating and ensures safety during use. The Vetus 95Kgf Bow Thruster is suitable for Yachts and Powerboats up to 17m (56ft). Manufactured using the highest quality materials to give high power and long service life.
Vetus 55 kgf Bow Thruster 12V 3Kw 4Hp Tunnel 150mm BOW5512D NEW (BOW5512D)
Vetus 55 kgf Bow Thruster 12V 3Kw 4Hp Tunnel 150mm BOW5512D NEW
The Bow Thruster 55 kgf 12 V 150 mm Tunnel is a high-performance solution for precise boat maneuvering. Engineered with attention to detail, this thruster delivers enhanced control, which makes navigation through tight spaces and docking effortless. Optimized design ensures easy installation, making it suitable for boat sizes ranging between 26-39 ft. (8-12 m).
The BOW5512D is the perfect solution for boat enthusiasts seeking to elevate their boating experience. This 55 kgf Bow & Stern thruster promises unparalleled maneuverability and control for both bow and stern movements, ensuring effortless navigation even through the trickiest of waters. With an on/off thruster reliability is assured as the integrated thermal switch prevents overheating and ensures safety during use.
Furthermore, its unique six-blade propeller design, spiral gears, and flexible coupling, guarantees that the thruster produces minimal noise. The streamlined tailpiece design optimizes water flow for enhanced performance and its synthetic propellers are corrosion-resistant, making maintenance hassle-free and also reduces weight.
In combination with our Control Panels, you'll experience a newfound level of control over your boat. Whether you're docking in tight spaces, navigating through challenging waters, or responding to unexpected situations, you'll do it with ease, enhancing safety and peace of mind.
Main Features
A flexible coupling between the rear and the motor effectively eliminates vibrations.
An energy-efficient motor design.
A streamlined installation process.
A single propeller that generates less turbulence within the tunnel.
A unique blade design that minimizes cavitation noise.
A robust synthetic propeller resistant to corrosion and lightweight.
Spiral gears that reduce transmission noise.
Compliance with EMC requirements.
Benefits of Choosing a Vetus Bow Thruster
A high-quality, high-power 24V DC motor.
An aerodynamically designed bronze lower unit for enhanced performance.
A unique six-blade propeller, developed in collaboration with MARIN, providing 9% more thrust and operating equally well in both directions, resulting in reduced cavitation and tunnel noise.
A flexible transmission coupling eliminating the need for a shear pin.
Multi-station control options with straightforward wiring.
A strong global reputation for reliability.
Specifications :
Thrust
55 Kgf
Power kW (hp)
3 (4)
Reversible DC Motor
yes
Tunnel Internal Diameter
150 mm
Weight (Excluding Tunnel)
20 Kg
Power Details
Current Consumption
350 Amps
Operating Time (max/hr)
4 minutes
Main Fuse ('Slow Blow')
250 Amps
Battery Ah Min/Max
1 x 108 / 1 x 200
Battery Cables (m/mm²)
0-12/70
Battery Switch
250
INCLUDED :
VETUS BOW5512D bow thruster
1m GRP tunnel
Touchswitch Control
6m Loom Cable
Fuse Set and Isolator Switch
1 x 10m Connection Cable
1 x BPSE2 Bow Thruster touch panel with built in time delay
1 x BATSW250 Battery main switch 250 Amp
The Bow Thruster 55 kgf 12 V 150 mm Tunnel is a high-performance solution for precise boat maneuvering. Engineered with attention to detail, this thruster delivers enhanced control, which makes navigation through tight spaces and docking effortless. Optimized design ensures easy installation, making it suitable for boat sizes ranging between 26-39 ft. (8-12 m).
The BOW5512D is the perfect solution for boat enthusiasts seeking to elevate their boating experience. This 55 kgf Bow & Stern thruster promises unparalleled maneuverability and control for both bow and stern movements, ensuring effortless navigation even through the trickiest of waters. With an on/off thruster reliability is assured as the integrated thermal switch prevents overheating and ensures safety during use.
Furthermore, its unique six-blade propeller design, spiral gears, and flexible coupling, guarantees that the thruster produces minimal noise. The streamlined tailpiece design optimizes water flow for enhanced performance and its synthetic propellers are corrosion-resistant, making maintenance hassle-free and also reduces weight.
In combination with our Control Panels, you'll experience a newfound level of control over your boat. Whether you're docking in tight spaces, navigating through challenging waters, or responding to unexpected situations, you'll do it with ease, enhancing safety and peace of mind.
Main Features
A flexible coupling between the rear and the motor effectively eliminates vibrations.
An energy-efficient motor design.
A streamlined installation process.
A single propeller that generates less turbulence within the tunnel.
A unique blade design that minimizes cavitation noise.
A robust synthetic propeller resistant to corrosion and lightweight.
Spiral gears that reduce transmission noise.
Compliance with EMC requirements.
Benefits of Choosing a Vetus Bow Thruster
A high-quality, high-power 24V DC motor.
An aerodynamically designed bronze lower unit for enhanced performance.
A unique six-blade propeller, developed in collaboration with MARIN, providing 9% more thrust and operating equally well in both directions, resulting in reduced cavitation and tunnel noise.
A flexible transmission coupling eliminating the need for a shear pin.
Multi-station control options with straightforward wiring.
A strong global reputation for reliability.
Specifications :
Thrust
55 Kgf
Power kW (hp)
3 (4)
Reversible DC Motor
yes
Tunnel Internal Diameter
150 mm
Weight (Excluding Tunnel)
20 Kg
Power Details
Current Consumption
350 Amps
Operating Time (max/hr)
4 minutes
Main Fuse ('Slow Blow')
250 Amps
Battery Ah Min/Max
1 x 108 / 1 x 200
Battery Cables (m/mm²)
0-12/70
Battery Switch
250
INCLUDED :
VETUS BOW5512D bow thruster
1m GRP tunnel
Touchswitch Control
6m Loom Cable
Fuse Set and Isolator Switch
1 x 10m Connection Cable
1 x BPSE2 Bow Thruster touch panel with built in time delay
1 x BATSW250 Battery main switch 250 Amp
The Bow Thruster 55 kgf 12 V 150 mm Tunnel is a high-performance solution for precise boat maneuvering. Engineered with attention to detail, this thruster delivers enhanced control, which makes navigation through tight spaces and docking effortless. Optimized design ensures easy installation, making it suitable for boat sizes ranging between 26-39 ft. (8-12 m). The Vetus 55kgf is arguably the most popular Bow Thruster for Yachts and Powerboats up to 12.5m (42ft). Manufactured using the highest quality materials to give high power and long service life.
Vetus 55 kgf Bow Thruster 24V 3Kw 4Hp Tunnel 150mm BOW5524D NEW (BOW5524D)
Vetus 55 kgf Bow Thruster 24V 3Kw 4Hp Tunnel 150mm BOW5524D NEW
The Bow Thruster 55 kgf 24 V 150 mm Tunnel is a high-performance solution for precise boat maneuvering. Engineered with attention to detail, this thruster delivers enhanced control, which makes navigation through tight spaces and docking effortless. Optimized design ensures easy installation, making it suitable for boat sizes ranging between 26-39 ft. (8-12 m).
The BOW5524D is the perfect solution for boat enthusiasts seeking to elevate their boating experience. This 55 kgf Bow & Stern thruster promises unparalleled maneuverability and control for both bow and stern movements, ensuring effortless navigation even through the trickiest of waters. With an on/off thruster reliability is assured as the integrated thermal switch prevents overheating and ensures safety during use.
Furthermore, its unique six-blade propeller design, spiral gears, and flexible coupling, guarantees that the thruster produces minimal noise. The streamlined tailpiece design optimizes water flow for enhanced performance and its synthetic propellers are corrosion-resistant, making maintenance hassle-free and also reduces weight.
In combination with our Control Panels, you'll experience a newfound level of control over your boat. Whether you're docking in tight spaces, navigating through challenging waters, or responding to unexpected situations, you'll do it with ease, enhancing safety and peace of mind.
Main Features
A flexible coupling between the rear and the motor effectively eliminates vibrations.
An energy-efficient motor design.
A streamlined installation process.
A single propeller that generates less turbulence within the tunnel.
A unique blade design that minimizes cavitation noise.
A robust synthetic propeller resistant to corrosion and lightweight.
Spiral gears that reduce transmission noise.
Compliance with EMC requirements.
Benefits of Choosing a Vetus Bow Thruster
A high-quality, high-power 24V DC motor.
An aerodynamically designed bronze lower unit for enhanced performance.
A unique six-blade propeller, developed in collaboration with MARIN, providing 9% more thrust and operating equally well in both directions, resulting in reduced cavitation and tunnel noise.
A flexible transmission coupling eliminating the need for a shear pin.
Multi-station control options with straightforward wiring.
A strong global reputation for reliability.
Specifications :
Thrust
55 Kgf
Power kW (hp)
3 (4)
Reversible DC Motor
yes
Tunnel Internal Diameter
150 mm
Weight (Excluding Tunnel)
20 Kg
Power Details
Current Consumption
200 Amps
Operating Time (max/hr)
4 minutes
Main Fuse ('Slow Blow')
250 Amps
Battery Ah Min/Max
1 x 108 / 1 x 200
Battery Cables (m/mm²)
0-11/35
Battery Switch
125
INCLUDED :
VETUS BOW5524D bow thruster
1m GRP tunnel
Touchswitch Control
6m Loom Cable
Fuse Set and Isolator Switch
1 x 10m Connection Cable
1 x BPSE2 Bow Thruster touch panel with built in time delay
1 Battery main switch 125 Amp
Also you can check product : Vetus 55 kgf Bow Thruster 12V 3Kw 4Hp Tunnel 150mm BOW5512D NEW
The Bow Thruster 55 kgf 24 V 150 mm Tunnel is a high-performance solution for precise boat maneuvering. Engineered with attention to detail, this thruster delivers enhanced control, which makes navigation through tight spaces and docking effortless. Optimized design ensures easy installation, making it suitable for boat sizes ranging between 26-39 ft. (8-12 m).
The BOW5524D is the perfect solution for boat enthusiasts seeking to elevate their boating experience. This 55 kgf Bow & Stern thruster promises unparalleled maneuverability and control for both bow and stern movements, ensuring effortless navigation even through the trickiest of waters. With an on/off thruster reliability is assured as the integrated thermal switch prevents overheating and ensures safety during use.
Furthermore, its unique six-blade propeller design, spiral gears, and flexible coupling, guarantees that the thruster produces minimal noise. The streamlined tailpiece design optimizes water flow for enhanced performance and its synthetic propellers are corrosion-resistant, making maintenance hassle-free and also reduces weight.
In combination with our Control Panels, you'll experience a newfound level of control over your boat. Whether you're docking in tight spaces, navigating through challenging waters, or responding to unexpected situations, you'll do it with ease, enhancing safety and peace of mind.
Main Features
A flexible coupling between the rear and the motor effectively eliminates vibrations.
An energy-efficient motor design.
A streamlined installation process.
A single propeller that generates less turbulence within the tunnel.
A unique blade design that minimizes cavitation noise.
A robust synthetic propeller resistant to corrosion and lightweight.
Spiral gears that reduce transmission noise.
Compliance with EMC requirements.
Benefits of Choosing a Vetus Bow Thruster
A high-quality, high-power 24V DC motor.
An aerodynamically designed bronze lower unit for enhanced performance.
A unique six-blade propeller, developed in collaboration with MARIN, providing 9% more thrust and operating equally well in both directions, resulting in reduced cavitation and tunnel noise.
A flexible transmission coupling eliminating the need for a shear pin.
Multi-station control options with straightforward wiring.
A strong global reputation for reliability.
Specifications :
Thrust
55 Kgf
Power kW (hp)
3 (4)
Reversible DC Motor
yes
Tunnel Internal Diameter
150 mm
Weight (Excluding Tunnel)
20 Kg
Power Details
Current Consumption
200 Amps
Operating Time (max/hr)
4 minutes
Main Fuse ('Slow Blow')
250 Amps
Battery Ah Min/Max
1 x 108 / 1 x 200
Battery Cables (m/mm²)
0-11/35
Battery Switch
125
INCLUDED :
VETUS BOW5524D bow thruster
1m GRP tunnel
Touchswitch Control
6m Loom Cable
Fuse Set and Isolator Switch
1 x 10m Connection Cable
1 x BPSE2 Bow Thruster touch panel with built in time delay
1 Battery main switch 125 Amp
Also you can check product : Vetus 55 kgf Bow Thruster 12V 3Kw 4Hp Tunnel 150mm BOW5512D NEW
The Bow Thruster 55 kgf 24V 150 mm Tunnel is a high-performance solution for precise boat maneuvering. Engineered with attention to detail, this thruster delivers enhanced control, which makes navigation through tight spaces and docking effortless. Optimized design ensures easy installation, making it suitable for boat sizes ranging between 26-39 ft. (8-12 m). The Vetus 55kgf is arguably the most popular Bow Thruster for Yachts and Powerboats up to 12.5m (42ft). Manufactured using the highest quality materials to give high power and long service life.
Vetus 125 kgf Bow Thruster 57kw 8Hp 12V Tunnel 250mm BOW12512D NEW (BOW12512D)
Vetus 125 kgf Bow Thruster 57kw 8Hp 12V Tunnel 250mm BOW12512D NEW
The Bow and Stern Thruster 125 kgf 12 V 250 mm Tunnel is a high-performance solution for precise boat maneuvering. Engineered with attention to The BOW12512D is the perfect solution for boat enthusiasts seeking to elevate their boating experience. This 125 kgf Bow & Stern thruster promises unparalleled maneuverability and control for both bow and stern movements, ensuring effortless navigation even through the trickiest of waters. With an on/off thruster reliability is assured as the integrated thermal switch prevents overheating and ensures safety during use.
Furthermore, its unique six-blade propeller design, spiral gears, and flexible coupling, guarantees that the thruster produces minimal noise. The streamlined tailpiece design optimizes water flow for enhanced performance and its synthetic propellers are corrosion-resistant, making maintenance hassle-free and also reduces weight.
In combination with our Control Panels, you'll experience a newfound level of control over your boat. Whether you're docking in tight spaces, navigating through challenging waters, or responding to unexpected situations, you'll do it with ease, enhancing safety and peace of mind.
Key benefits of a Vetus Bow Thruster are:
1. High quality, high output DC motor.
2. Bronze streamlined lower leg
3. Single 6 Blade propeller - specially designed with MARIN to give 9% more thrust - equal in both directions with less cavitation and less tunnel noise
4. Flexible drive coupling - no shear pin
5. Multi-Station control options with simple wiring
6. World-Wide reputation
Specifications :
Model Details
Thrust
125 Kgf
Power kW (hp)
5.7 (8)
Reversible DC Motor
yes
Tunnel Internal Diameter
250 mm
Weight (Excluding Tunnel)
37 Kg
Power Details
Current Consumption
800 Amps
Operating Time (max/hr)
2.5 minutes
Main Fuse ('Slow Blow')
500 Amps
Battery Ah Min/Max
1 x 225 / 2 x 200
Battery Cables (m/mm²)
0-9/120
Battery Switch
600
INCLUDED :
Tunnel
Joystick
Fuse
Cable
Also you can check product : Vetus 55 kgf Bow Thruster 24V 3Kw 4Hp Tunnel 150mm BOW5524D NEW
The Bow and Stern Thruster 125 kgf 12 V 250 mm Tunnel is a high-performance solution for precise boat maneuvering. Engineered with attention to The BOW12512D is the perfect solution for boat enthusiasts seeking to elevate their boating experience. This 125 kgf Bow & Stern thruster promises unparalleled maneuverability and control for both bow and stern movements, ensuring effortless navigation even through the trickiest of waters. With an on/off thruster reliability is assured as the integrated thermal switch prevents overheating and ensures safety during use.
Furthermore, its unique six-blade propeller design, spiral gears, and flexible coupling, guarantees that the thruster produces minimal noise. The streamlined tailpiece design optimizes water flow for enhanced performance and its synthetic propellers are corrosion-resistant, making maintenance hassle-free and also reduces weight.
In combination with our Control Panels, you'll experience a newfound level of control over your boat. Whether you're docking in tight spaces, navigating through challenging waters, or responding to unexpected situations, you'll do it with ease, enhancing safety and peace of mind.
Key benefits of a Vetus Bow Thruster are:
1. High quality, high output DC motor.
2. Bronze streamlined lower leg
3. Single 6 Blade propeller - specially designed with MARIN to give 9% more thrust - equal in both directions with less cavitation and less tunnel noise
4. Flexible drive coupling - no shear pin
5. Multi-Station control options with simple wiring
6. World-Wide reputation
Specifications :
Model Details
Thrust
125 Kgf
Power kW (hp)
5.7 (8)
Reversible DC Motor
yes
Tunnel Internal Diameter
250 mm
Weight (Excluding Tunnel)
37 Kg
Power Details
Current Consumption
800 Amps
Operating Time (max/hr)
2.5 minutes
Main Fuse ('Slow Blow')
500 Amps
Battery Ah Min/Max
1 x 225 / 2 x 200
Battery Cables (m/mm²)
0-9/120
Battery Switch
600
INCLUDED :
Tunnel
Joystick
Fuse
Cable
Also you can check product : Vetus 55 kgf Bow Thruster 24V 3Kw 4Hp Tunnel 150mm BOW5524D NEW
The Bow and Stern Thruster 125 kgf 12 V 250 mm Tunnel is a high-performance solution for precise boat maneuvering. Engineered with attention to detail, this thruster delivers enhanced control, which makes navigation through tight spaces and docking effortless. Optimized design ensures easy installation, making it suitable for boat sizes ranging between 40-60 ft (12,5-18 m). The Vetus 125Kgf Bow Thruster is suitable for Yachts and Powerboats up to 20m (66ft). Manufactured using the highest quality materials to give high power and long service life.
Vetus 95 kgf Bow Thruster 57kw 8Hp 12V Tunnel 185mm BOW9512D NEW (BOW9512D)
Vetus 95 kgf Bow Thruster 57kw 8Hp 12V Tunnel 185mm BOW9512D NEW
The Bow & Stern Thruster 95 kgf 12 V 185 mm Tunnel is a high-performance solution for precise boat maneuvering. Engineered with attention to detail, this thruster delivers enhanced control, which makes navigation through tight spaces and docking effortless. Optimized design ensures easy installation, making it suitable for boat sizes ranging between 36-55 ft (11,5-17 m).
The BOW9512D is the perfect solution for boat enthusiasts seeking to elevate their boating experience. This 95 kgf Bow & Stern thruster promises unparalleled maneuverability and control for both bow and stern movements, ensuring effortless navigation even through the trickiest of waters. With an on/off thruster reliability is assured as the integrated thermal switch prevents overheating and ensures safety during use.
Furthermore, its unique six-blade propeller design, spiral gears, and flexible coupling, guarantees that the thruster produces minimal noise. The streamlined tailpiece design optimizes water flow for enhanced performance and its synthetic propellers are corrosion-resistant, making maintenance hassle-free and also reduces weight.
In combination with our Control Panels, you'll experience a newfound level of control over your boat. Whether you're docking in tight spaces, navigating through challenging waters, or responding to unexpected situations, you'll do it with ease, enhancing safety and peace of mind.
Key benefits of a Vetus Bow Thruster are:
1. High quality, high output 12v DC motor.
2. Bronze streamlined lower leg
3. Single 6 Blade propeller - specially designed with MARIN to give 9% more thrust - equal in both directions with less cavitation and less tunnel noise
4. Flexible drive coupling - no shear pin
5. Multi-Station control options with simple wiring
6. World-Wide reputation
Specifications :
Model Details
Thrust
95 Kgf
Power kW (hp)
5.7 (8)
Reversible DC Motor
yes
Tunnel Internal Diameter
185 mm
Weight (Excluding Tunnel)
30 Kg
Power Details
Current Consumption
610 Amps
Operating Time (max/hr)
3 minutes
Main Fuse ('Slow Blow')
425 Amps
Battery Ah Min/Max
1 x 165 / 2 x 143
Battery Cables (m/mm²)
0-10/95
Battery Switch
600
INCLUDED :
VETUS BOW9512D bow thruster
Seals
Fuse, fuse holder, fuse cover
Cable
Instruction manual
Installation instructions
Also you can check product : Vetus 125 kgf Bow Thruster 57kw 8Hp 12V Tunnel 250mm BOW12512D NEW
The Bow & Stern Thruster 95 kgf 12 V 185 mm Tunnel is a high-performance solution for precise boat maneuvering. Engineered with attention to detail, this thruster delivers enhanced control, which makes navigation through tight spaces and docking effortless. Optimized design ensures easy installation, making it suitable for boat sizes ranging between 36-55 ft (11,5-17 m).
The BOW9512D is the perfect solution for boat enthusiasts seeking to elevate their boating experience. This 95 kgf Bow & Stern thruster promises unparalleled maneuverability and control for both bow and stern movements, ensuring effortless navigation even through the trickiest of waters. With an on/off thruster reliability is assured as the integrated thermal switch prevents overheating and ensures safety during use.
Furthermore, its unique six-blade propeller design, spiral gears, and flexible coupling, guarantees that the thruster produces minimal noise. The streamlined tailpiece design optimizes water flow for enhanced performance and its synthetic propellers are corrosion-resistant, making maintenance hassle-free and also reduces weight.
In combination with our Control Panels, you'll experience a newfound level of control over your boat. Whether you're docking in tight spaces, navigating through challenging waters, or responding to unexpected situations, you'll do it with ease, enhancing safety and peace of mind.
Key benefits of a Vetus Bow Thruster are:
1. High quality, high output 12v DC motor.
2. Bronze streamlined lower leg
3. Single 6 Blade propeller - specially designed with MARIN to give 9% more thrust - equal in both directions with less cavitation and less tunnel noise
4. Flexible drive coupling - no shear pin
5. Multi-Station control options with simple wiring
6. World-Wide reputation
Specifications :
Model Details
Thrust
95 Kgf
Power kW (hp)
5.7 (8)
Reversible DC Motor
yes
Tunnel Internal Diameter
185 mm
Weight (Excluding Tunnel)
30 Kg
Power Details
Current Consumption
610 Amps
Operating Time (max/hr)
3 minutes
Main Fuse ('Slow Blow')
425 Amps
Battery Ah Min/Max
1 x 165 / 2 x 143
Battery Cables (m/mm²)
0-10/95
Battery Switch
600
INCLUDED :
VETUS BOW9512D bow thruster
Seals
Fuse, fuse holder, fuse cover
Cable
Instruction manual
Installation instructions
Also you can check product : Vetus 125 kgf Bow Thruster 57kw 8Hp 12V Tunnel 250mm BOW12512D NEW
The BOW9512D is the perfect solution for boat enthusiasts seeking to elevate their boating experience. This 95 kgf Bow and Stern thruster promises unparalleled maneuverability and control for both bow and stern movements, ensuring effortless navigation even through the trickiest of waters. With an on/off thruster reliability is assured as the integrated thermal switch prevents overheating and ensures safety during use. The Vetus 95Kgf Bow Thruster is suitable for Yachts and Powerboats up to 17m (56ft). Manufactured using the highest quality materials to give high power and long service life.
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