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BEP Marine

770-DP

Bipolar battery switch 400 A 48 V

The BEP 770-DP double-pole battery switch is designed for 12-48V marine electrical systems, providing simultaneous isolation of positive and negative terminals with a continuous rating of 400A and IP66/IP67 protection. Essential for preventing galvanic corrosion on metal hulls, it features the EZ-Mount system for simplified front-mounted installation. Product only, no accessories included.

Retail priceBenefit from the professional rate

$81.81 USD

$81.81 USD ~~$113.77 USD~~

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Low stock

Free pickup point from €150 in France
Pickup at Skysat possible

Custom installation

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Installers near you

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Support service

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Technical specifications

Nominal voltage	48
Amperage	400.0
Nombre de circuits	1.0
Nombre de pôles	2
Parcs de batteries supportés	1.0
Type d'interrupteur de batterie	Rotary
Méthode de contrôle de l'interrupteur de batterie	Manual
Méthode de protection des circuits	None
Compatible CZone	Oui
Mounting type	Surface mount, flush mount
IP rating	IP66
Display type	None
Wired network	None
Certifications	CE, UL1107
Taille maximale de cosse de câble	M10
Operating temperature range	-25°C to +55°C
Dimensions (W x H x D)	98 x 98 x 92
Weight	0.544 kg
Compatible Busbar Model	BEP Pro Installer
Courant continu (A)	400A
Control Handle Material	Fiberglass reinforced plastic
Type de contrôle	Rotary knob
Courant de démarrage (A)	1500A
Cranking Current Duration	10
Diamètre de découpe d'installation	52
Dimensions (L x l x H)	98 x 98 x 92
Emergency Safety Feature	Yes
Ez Mount System	Yes
Fastener material	Stainless steel
Galvanic Corrosion Protection	Yes
High Power System Suitability	Yes
Housing material	Fiberglass reinforced plastic
Hull Material Compatibility	Metal
Plage d'humidité de fonctionnement	Up to 95% condensation-free
Ignition protection standard	UL1107
Simplicité d'installation	Yes
Interconnection Height Common Feature	Yes
Courant intermittent (A)	600A
Intermittent Current Duration	5
Ip Rating Secondary	IP67
Maintenance Safety Feature	Yes
Adaptabilité à l'environnement marin	Yes
Max Terminal Stud Torque Nm	11
Maximale tension dc	48V
Modular Interconnection System	Yes
Mounting method detail	Surface or flush mounting via the EZ-Mount system, allowing front-side wiring.
Net Weight Kg	0.5
Operating Temperature Range C	-25°C to +50°C
Operating voltage range	48
Poids emballé	0.65
Diamètre de découpe du panneau	85 mm
Positions	On/Off
Product use	Bipolar battery switch for isolation and switching of 48V circuits
Product range	Pro Installer
Removable Handle	Yes
Simultaneous Pole Disconnection	Yes
Simultaneous Pole Disconnect Benefit	Prevention of galvanic corrosion and increased safety during maintenance operations or in case of emergency.
Storage Temperature Range C	-40°F to +176°F
Switch type	Manual on/off
Terminal size	M10
Terminal Stud Material	Stainless steel
Terminal Stud Size Metric	M10
Terminal Stud Thread Metric	M10
Type de borne	M10 bolt
Warranty period	5 years
Wiring Access Type	From the bow
Type de connexion câblage	Bolt

Detailed description

Designed for managing high-demand electrical circuits in marine and mobile environments, the BEP 400A 48V bipolar battery switch provides simultaneous isolation of the positive and negative terminals. This feature is essential for metal-hulled vessels to prevent galvanic corrosion and ensure enhanced safety during maintenance operations or in emergencies. With a continuous rating of 400A, an intermittent peak of 600A for 5 minutes, and a starting capacity of 1500A for 10 seconds, this switch is suited for high-power systems.

Advanced integration and safety

The BEP 770-DP bipolar battery switch integrates the EZ-Mount system for simplified installation, allowing front-side wiring and optimizing access to connections. Its design ensures a shared interconnection height, enabling EZ-Mount switches to align directly with the BEP Pro Installer busbar range, facilitating compact and efficient installations. The product is UL1107 certified for flame resistance and CE marked, ensuring compliance with safety standards.

Robust and versatile design

Constructed from fiber-reinforced plastics and fitted with stainless steel washers/nuts, this battery switch is built to withstand harsh marine environments. Its IP66 and IP67 ratings ensure resistance to powerful water jets and enhanced sealing. The removable knob provides an additional isolation function for maintenance and safety. The BEP 770-DP model stands out from conventional single-pole switches by its ability to fully disconnect the circuit, thereby protecting the entire electrical system.

Expert opinion

Pol CONIN

Digital Manager

« Safety and integration of marine electrical systems with the BEP battery switch »

Choosing a double-pole battery switch like the BEP 770-DP is strategic for demanding marine installations, particularly on metal-hulled vessels. Unlike single-pole switches that only disconnect the positive terminal, the double-pole model isolates both positive and negative terminals simultaneously. This capability is critical for preventing stray currents and galvanic corrosion, a common and costly issue on metal hulls. For shipyards or shipowners prioritizing the longevity of their vessel, this feature represents significant practical value.

From an installation standpoint, the ability to wire from the front is a major advantage and greatly simplifies the process, especially in confined spaces. Integration with BEP’s Pro Installer busbar range allows for compact, modular electrical panels, optimizing space and reducing assembly time. This type of battery switch is suited for power systems where reliability and safety are absolute priorities, such as workboats, long-range cruising sailboats, or mobile industrial applications. It is particularly relevant for 12V, 24V, or 48V systems requiring a clean and secure high-current disconnect.

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Bipolar battery switch 400 A 48 V

$81.81 USD

$81.81 USD ~~$113.77 USD~~

Frequently Asked Questions

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What is a battery isolator switch and why is it important for boats?

A battery isolator switch simultaneously isolates the positive and negative terminals of the battery. This feature is critical for metal-hulled vessels, as it helps prevent galvanic corrosion. It also provides enhanced safety during maintenance operations or in emergencies by completely cutting power to the system.

What is the DC current capacity of this BEP 770-DP battery switch?

This BEP 770-DP battery switch is designed to handle a DC current of 400 amperes.

What are the intermittent current and starting capabilities of this model?

The BEP 770-DP battery switch can handle a 600 amp intermittent peak for 5 minutes and a 1500 amp starting capacity for 10 seconds.

What materials is this battery switch made from to ensure robustness in a marine environment?

This battery switch is made from fiber-reinforced plastics and features stainless steel washers and nuts, making it resistant to harsh marine environments.

Is this battery switch water- and dust-proof?

Yes, this battery switch has IP66 and IP67 protection ratings. This means it is resistant to powerful water jets and provides enhanced sealing, protecting it against temporary immersion and dust.

What safety certifications does the BEP 770-DP battery switch have?

The BEP 770-DP battery switch is UL1107 certified for ignition protection and carries the CE mark, ensuring compliance with European safety standards.

Is the control button of the battery switch removable?

Yes, the control button of this battery switch is removable. This feature provides additional isolation for maintenance and safety.

How does the EZ-Mount system simplify the installation of this battery switch?

The EZ-Mount system allows front-side wiring, optimizing access to connections and simplifying the installation process.

Can this battery switch be integrated with other BEP equipment?

Yes, its design ensures a shared interconnection height, allowing EZ-Mount switches to align directly with BEP's Pro Installer busbar range, enabling compact and efficient installations.

Is the wiring accessible from the front during installation?

Yes, the EZ-Mount system is designed to allow front-side wiring, which greatly simplifies access to connections.

Is a large space behind the panel required for installation?

Thanks to the EZ-Mount system and front-wiring, installation is optimized for tight spaces, reducing the need for a large space behind the panel.

Is this battery switch suitable for metal-hulled vessels?

Yes, it is particularly suitable for metal-hulled vessels thanks to its bipolar function, which helps prevent galvanic corrosion.

Can this battery switch be used in non-marine applications?

Yes, although designed for marine environments, its robustness and waterproofing characteristics also make it suitable for other demanding mobile applications.

Is the battery switch compatible with BEP Pro Installer busbars?

Yes, its design allows direct interconnection with BEP's Pro Installer busbar range, enabling integrated and compact installations.

What is the warranty period for this BEP battery switch?

The warranty period for this battery switch complies with BEP's general sales conditions. For precise details, please refer to BEP's official warranty policy.

Does the warranty cover water or corrosion damage?

IP66/IP67 protection and corrosion-resistant materials are designed to extend product lifespan. Specific coverage conditions for water or corrosion damage are detailed in the manufacturer BEP's warranty policy.

Is the product delivered with all the accessories required for installation?

The battery switch is supplied as-is. Specific accessories required for installation, such as cables or tools, may need to be purchased separately depending on your setup.

What is the country of origin of this BEP battery switch?

The country of origin of this BEP battery switch is New Zealand.

What is the maximum voltage this battery switch can handle?

The BEP 770-DP bipolar battery switch is specifically designed for 48V electrical systems. It is suitable for managing demanding circuits in marine and mobile environments at this voltage.

Why is it important for this battery switch to be bipolar?

A bipolar battery switch like the BEP 770-DP is critical because it allows simultaneous isolation of the positive and negative terminals of a circuit. This feature is especially important for metal-hulled vessels, where it helps prevent galvanic corrosion. Additionally, it provides enhanced safety by completely cutting off the electrical power during maintenance operations or in emergencies.