Battery Switch
Battery switches are electromechanical devices essential for managing battery power in a variety of applications. These switches are designed to allow users to easily connect or disconnect a battery from an electrical system, offering both control and protection. These switches come in different types, including rotary, knife, and push-pull designs, each designed for different use cases. They are designed for both reliable operation and to help prevent accidental shorts or battery drainage and are a vital part of any electrical systems that utilize batteries.
Product Catalog
RL-240A-RCM2 12V/24V 240A Automatic Disconnect ON-OFF Remote Control Battery Disconnect Switch
This 12V 240A remote control battery disconnect switch with a standby power consumption of just 3mA employs an innovative magnetic latching relay for efficient circuit disconnection.
Product Details Ask For QuoteRL-240A-RCM3-VD 12V/24V 240A ON-OFF Remote Control Battery Switch with LED Voltage Display
This 12V/24V remote control battery switch with LED voltage display supports a high 500A instantaneous current, and allows convenient wireless ON/OFF control.
Product Details Ask For QuoteRL-240A-RCM4 240A 12V/24V Side Mount Remote Battery Disconnect Switch with 1000A CCA
This 12V/24V side mount remote battery disconnect switch delivers a robust 240A rated current and impressive 1000A Cold Cranking Amps capability, providing convenient wireless control for vehicle power systems.
Product Details Ask For QuoteRL-240A-RCM5 240A 12V/24V Recessed Post Remote Battery Disconnect Switch with 1000A CCA
This 12V/24V recessed post remote battery disconnect switch offers a 240A continuous current rating and 1000A Cold Cranking Amps
Product Details Ask For QuoteRL-240A-RC 12V 240A Remote Battery Disconnect Switch with LED Voltmeter
This remote battery disconnect switch features a high rating of 240A at 12V DC, ensuring exceptional reliability even in demanding conditions.
Product Details Ask For QuoteASW-A401 12V 40A Voltage Sensitive Relay VSR Double Smart Battery Isolator
The 12V 40A dual smart battery isolator with an advanced Voltage Sensitive Relay (VSR) activates at 13.3 volts and deactivates at 12.8 volts.
Product Details Ask For QuoteASW-A401M-1 Manual/Auto VSR Smart Dual Battery Isolator with Voltmeter
The 12V 40A VSR smart dual battery isolator with a voltmeter features manual and automatic control modes, allowing you to seamlessly connect and disconnect the circuit as needed.
Product Details Ask For QuoteASW-A71001 275A 12-48VDC ON-OFF Side Post Battery Master Disconnect Switch
The 275A side post battery master disconnect switch is designed for demanding applications and can reliably handle 12-48V systems (up to 1250A cranking) with direct terminal mounting and copper contacts.
Product Details Ask For QuoteASW-A71002 250A 12-48VDC 2 Positions ON-OFF Top Post Battery Disconnect Switch
This 250A 12-48VDC top post battery disconnect switch offers high current capacity, flame-resistant construction, copper terminals for enhanced conductivity and is easily installed on standard top-post batteries.
Product Details Ask For QuoteASW-C71001 300A 12-48V DC Negative Side Post Battery Disconnect Switch In-Line Master Power Cutoff for Car, Marine, RV
This negative side post battery disconnect switch is for 12-48V DC systems, rated for 300A, and connects to the negative terminal to prevent battery drain and enhance safety.
Product Details Ask For QuoteASW-C71002 300A 12-48V DC Positive Top Post Battery Disconnect Switch Master Power Cutoff for Car, Marine, RV with Adjustable Clamp
This positive top post battery disconnect switch is for positive top-post batteries measuring 17-19mm, with a 300A capacity suitable for 12V to 48V systems and features an adjustable clamp for flexible installation.
Product Details Ask For QuoteASW-C71003 300A 12-48V DC Negative Top Post Battery Disconnect Switch Isolator with M8 Stud & Rotary Knob
This 300A 12-48VDC negative top post battery disconnect switch features solid brass terminals, an adjustable clamp, and a secondary M8 stud for flexible installation.
Product Details Ask For QuoteASW-D71001 250A DC 5-60V Side Post Battery Disconnect Switch with Digital Voltage Display
This 250A side post battery disconnect switch is designed for 5-60V DC systems, features an integrated real-time LED voltmeter and offers dual installation options for both tapered and threaded side post batteries.
Product Details Ask For QuoteASW-D71002 250A 5-60V DC Top Post Master Battery Disconnect Switch with Voltmeter
This top post master battery disconnect switch with an integrated digital voltmeter (5-60V range) is rated for 250A continuous current and features copper terminals for superior conductivity.
Product Details Ask For QuoteASW-A701 ON-OFF Contour Master Battery Switch Marine
The battery switch marine is rated for 275A continuous current at 12V DC, and 1250A intermittent current at 48V DC, ON-OFF.
Product Details Ask For QuoteASW-A701-KIT1 275A 12-48VDC ON-OFF Battery Switch with Mounting Brackets for Battery Positive
This ON-OFF battery disconnect switch handles up to 275A continuous current and is suitable for use on the positive battery terminal of 12-48V DC systems.
Product Details Ask For QuoteASW-A701S 12V-48V 200A 1-2-Both-OFF Heavy Duty Battery Isolator Switch
The heavy duty battery isolator switch features a versatile 1-2-Both-OFF 4 Position design with a rating of 200A DC Continuous, 275A DC Intermittent, and 1000A DC Cranking.
Product Details Ask For QuoteASW-A720 Master RV Battery Disconnect Switch
ASW-A720 Master RV Battery Disconnect Switch is rated for 600A continuous current and 2500A intermittent current in 12-48V DC, ON-OFF.
Product Details Ask For QuoteASW-A720S Heavy Duty 600A 12V-48V 4 Positions 1-2-Both-OFF Dual Battery Switch
The heavy duty dual battery switch is rated for 600A continuous current and 2500A intermittent current in 12-48V DC, 1-2-Both-OFF.
Product Details Ask For QuoteASW-A1201 275A 12-48V DC Marine Battery Disconnect Switch ON-OFF Master Cutoff for Boat, RV
This ON-OFF marine battery disconnect switch is rated for 275A (1250A cranking) in 12-48V DC systems, features M10 copper studs, a removable anti-theft knob, and flexible surface or recess mounting options.
Product Details Ask For QuoteASW-A1201S 275A 12-48V DC Dual Battery Selector Switch 1-2-BOTH-OFF Marine Power Switch Ignition Protected
The 4 position dual battery selector switch is rated for 275A (1250A cranking) in 12-48V DC systems, provides complete control over two battery banks with 1, 2, BOTH, and OFF settings.
Product Details Ask For QuoteDaier’s Battery Switches
Reliable Power Control and Disconnection
Daier battery switches are designed to provide reliable and durable power management for all electrical systems, and to ensure the safety and efficiency of many different types of equipment. Daier provides a multitude of options within our battery switch category, including rotary, knife, and push-pull switches with options that often feature waterproof housings, resettable functions, and different stud or screw connection options. Daier products also feature several different voltage and current options, to ensure the proper functionality for all projects.
Key Features and Benefits
Typical Applications

Automotive Systems

Marine Equipment

Industrial Machinery

Recreational Vehicles

Solar Power Systems

Backup Power Systems
Daier is dedicated to providing high-quality and dependable components. Daier battery switches are designed for reliable and long-lasting power control in a multitude of applications. Contact Daier’s expert team today to discuss your specific project requirements, explore customized solutions, or to request a quote.
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