






🔴 Take charge, cut power, and never get caught powerless again!
The Spartan Power 300A Battery On/Off Disconnect Switch is a heavy-duty, ignition-protected kill switch designed for RVs, marine, and automotive batteries up to 48V DC. Rated for 300A continuous current and surges up to 900A, it features a simple 2-position knob, versatile mounting options, and includes screws for easy installation. Engineered to prevent battery drain and extend battery life, it’s trusted by professionals and DIYers alike.










| ASIN | B09WZF17KB |
| Actuator Type | Push Button |
| Brand | Spartan Power |
| Brand Name | Spartan Power |
| Circuit Type | 1-way |
| Color | red |
| Connector Type | screw |
| Connector type | screw |
| Contact Material | Copper |
| Contact Type | Normally Open |
| Contact type | Normally Open |
| Current Rating | 300 Amps |
| Current rating | 300 Amps |
| Customer Reviews | 4.7 out of 5 stars 265 Reviews |
| International Protection Rating | IP54 |
| Item Dimensions | 8.3 x 8.3 x 9.1 centimeters |
| Manufacturer | Spartan Power |
| Material Type | Copper |
| Model | SP-BS300A-RED |
| Mounting Type | Panel Mount, Surface Mount, Front/Back Panel Mount |
| Number of Items | 1 |
| Number of Positions | 2 |
| Operating Voltage | 48 Volts (DC) |
| Operating voltage | 48 Volts (DC) |
| Operation Mode | ON-OFF |
| Operation mode | ON-OFF |
| Specification Met | UL |
| Switch Type | Kill Switch |
| Terminal | Screw |
| UPC | 810019984327 |
| Unit Count | 1 Count |
| Wattage | 14400 watts |
R**S
Solid, durable and built to last.
W**B
Great battery cutoff switch.
J**M
Nice replacement
J**.
Perfect and fits the need!
L**P
Most widely used power disconnect for Motorhomes.
Trustpilot
1 month ago
3 weeks ago