Battery Disconnect Switch - Waterproof Heavy Duty 12V-48V Power Cut Off Master Switch Isolator (On/Off) with 4 Mounting Bolts for RV Car Marine Boat Vehicle

★★★★★ 5.0 108 reviews

US$4.00
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Management number 239535996 Release Date 2026/07/14 List Price US$4.00 Model Number 239535996
Category

Sturdy Kill Switch -Fully enclosed design shields wiring from dirt, corrosion & rain. Smooth yet solid switch locks securely in ON/OFF positions—no accidental shifts. Power Cut-OFF Switch Benefit -Stops battery drain when vehicles/boats are idle; deters theft by cutting power; simplifies safe power maintenance (no live wire risks). Heavy Duty & High Quality -Durable ABS plastic housing for long-term safe use. Rear cover insulates terminals to prevent short circuits; includes 4 bolt sets for secure installation. Widely Use -For 12-48V DC systems: perfect for Cars, Vehicles, RVs, Boats, and various electrical equipment switches—versatile for daily/marine use. Specification -Continuous Rating: 275 Amps DC -Intermittent Rating: 455 Amps DC -Momentary Rating: 1250 Amps DC -Voltage Rating: 12-48V DC -Operation: On/Off -Stud Diameter: 10mm (0.4 inch) -Mounting: Recessed or Surface -Size: 2.8×2.8×3.9 inch (L×W×H) -Material: ABS Plastic Housing -Water Resistance: Yes How to Install -1.Remove Cables from Battery; Disconnect both positive & negative cables from battery poles to ensure safety. -2.Remove Negative Cable Terminal; Take the terminal off the negative cable end after disconnecting both cables. -3.Wire in Switch. Install between cable & battery terminal (set to "On" first) to cut power when switched off. -4.Reconnect Terminal. -5.Screw Switch to Frame. -6.Connect Battery Cables.

  • HEAVY DUTY CONSTRUCTION & CORROSION RESISTANCE - Sturdy ABS housing + rear cover prevents short circuits; in-plated copper studs/nuts resist oxidation, ideal for harsh marine/auto environments
  • EASY ON/OFF OPERATION & CLEAR PARAMETERS - 2-position switch; 275A continuous/455A intermittent/1250A momentary at 12V DC; 12V-48V compatible; 3/8" (10mm) terminal studs for stable connections
  • SAFE POWER ISOLATION & CIRCUIT PROTECTION - Removable side plates + insulated rear cover eliminate short circuits; cuts battery standby drain when vehicle/boat is idle, safe for maintenance power shutdowns
  • WIDE 12V-48V SYSTEM COMPATIBILITY - Fits DC 12-48V electrical systems; securely isolates power to protect batteries from excessive drain; works standalone or linked with other switches for expanded use
  • UNIVERSAL APPLICATION FOR ALL VEHICLES - Perfect for Car, Van, RV, Marine Boat, Camper, Truck, ATV, UTV, Battery Box & any device requiring a reliable battery cut-off switch
ASIN B0GBWMKPND
Color Black
Model d44
Terminal Spade
Brand Name JOYCEMALL
Unit Count 1.0 Count
Part Number d44
Contact Type Normally Open
Manufacturer JOYCEMALL
Material Type Copper, Plastic
Connector Type Screw
Current Rating 275 Amps
Item Dimensions 2.8 x 2.8 x 3.9 inches
Number of Items 1
Contact Material Copper
Operating Voltage 48 Volts

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5 out of 5
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