WirthCo Battery Doctor 20308 Top Mount Battery Disconnect Switch, Compact Negative Post Master Cutoff, 500 Amp Surge 125 Amp Continuous, 12 Volt

★★★★★ 4.6 62 reviews

US$5.76
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US$5.76
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 233844443 Release Date 2026/06/27 List Price US$5.76 Model Number 233844443
Category

WirthCo Battery Doctor Top Mount Compact Battery Switch without Fused Bypass is easy to install on a negative battery post. It is designed to be disconnected by unscrewing the knob a few turns, then reconnected by tightening the knob. The knob can be removed completely to deter theft and the compact size fits most battery compartments. This switch is rated 500 amperes surge and 125 amperes continuous at 12 Volts. For over 30 years, WirthCo has been a prime manufacturer of practical products for making life easier safer. California Prop 65 - Warning, This product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.

  • BATTERY DISCONNECT CONTROL - Cut power to your 12 volt system by unscrewing the knob a few turns, and restore the connection by tightening it back down, with no tools required for daily use.
  • HEAVY-DUTY POWER RATINGS - Rated 500 amps surge and 125 amps continuous at 12 volts, sized to handle typical automotive, marine, RV, and powersports battery loads.
  • EASY NEGATIVE POST INSTALLATION - Designed to mount directly on the negative battery post, with a compact footprint that fits most battery compartments without rerouting cables.
  • REMOVABLE KNOB FOR THEFT DETERRENCE - The knob can be removed completely to help deter unauthorized starting, making this switch useful for stored vehicles, trailers, boats, and seasonal equipment.
  • RETAIL PACK WITH TERMINAL MARKERS - Retail packaging includes Battery Doctor 20250 battery terminal markers to help identify positive and negative posts during installation and future service.
UPC 010054809030 010054203081 077348584721
ASIN B000CQFWNM
Color Green
Model 20308
Terminal Physical
Brand Name WirthCo
Unit Count 1.0 Count
Item Weight 0.11 Kilograms
Part Number 20308
Switch Type Rotary
Circuit Type 1-way
Contact Type Normally Open
Control Type Direct
Manufacturer WirthCo
Actuator Type Knob
Material Type Metal, Plastic
Mounting Type post mount
Connector Type Clamp
Control Method Touch
Current Rating 1 Amps
Item Type Name Wirthco Engineering Inc 20308 Compact Battery Switch
Operation Mode Battery
Item Dimensions 1.5 x 4.5 x 7 inches
Number of Items 1
Contact Material Phosphor Bronze
Operating Voltage 12 Volts
Compatible Devices RV appliances, RV electrical components (12V)
Included Components Wirthco Engineering Inc 20308 Compact Battery Switch
Number of Positions 2
Warranty Description No
Connectivity Protocol Wi-Fi
Smart Home Compatibility Not Smart Home Compatible
Compatible with Vehicle Type Recreational Vehicle (RV)
Global Trade Identification Number 00010054203081

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4.6 out of 5
★★★★★
62 ratings | 25 reviews
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