{"product_id":"yzqpnb-battery-disconnect-switch-lockable-negative-cut-off-500a-continuous-sealed-panel-mount","title":"YZQPNB Battery Disconnect Switch - Lockable Negative Cut-Off, 500A Continuous, Sealed Panel-Mount","description":"\u003cp\u003e\u003cstrong\u003eThe YZQPNB Battery Disconnect Switch is a heavy-duty, lockable negative-battery cut-off rated for 500A (instant 5000A) that isolates power on cars, boats, RVs and trucks.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for vehicles and marine craft that need a reliable, serviceable way to kill battery feed, this negative-ground switch offers a simple rotary operation, a lockout plate for safety or service, and rugged construction for long-term outdoor and engine-bay use. It accepts common negative battery cables on dual 10mm threaded studs and works across 12V, 24V and 36V systems, making it a versatile choice whether you’re preventing parasitic drain, performing maintenance, or adding an anti-theft layer.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the YZQPNB switch work and install?\u003c\/h3\u003e\n\u003cp\u003eOperation is straightforward: turn the knob to open or close the negative battery connection. Mounting requires a panel cutout for the sealed body and fastening the lockout plate so the knob can be padlocked when open or closed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTurn-knob actuation for quick open\/close control\u003c\/li\u003e\n  \u003cli\u003eTwo 10mm threaded studs and included nuts for negative cable attachment\u003c\/li\u003e\n  \u003cli\u003ePanel-mount with included lockout\/mounting bracket\u003c\/li\u003e\n  \u003cli\u003eSealed housing reduces exposure to moisture and grime during installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat electrical specs and protections does it offer?\u003c\/h3\u003e\n\u003cp\u003eThis switch is built for high-current applications and short-duration surge events. It is rated for continuous currents up to 500A and can tolerate instantaneous surges up to 5000A, compatible with 12V, 24V, and 36V systems.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWorking voltages: 12V \/ 24V \/ 36V for broad compatibility\u003c\/li\u003e\n  \u003cli\u003eRated continuous current: 500A; instantaneous current: 5000A\u003c\/li\u003e\n  \u003cli\u003eSilver-plated copper connection material for improved conductivity\u003c\/li\u003e\n  \u003cli\u003eDie-cast handle and sealed design for durability and moisture resistance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan this switch be locked out and used for safety or theft deterrence?\u003c\/h3\u003e\n\u003cp\u003eYes — the unit includes a lockout plate so you can secure the knob with a padlock to prevent accidental or unauthorized switching. That feature is useful during shop work, long-term storage, or as a simple theft-prevention measure.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLockout plate mounts to panel for padlock use\u003c\/li\u003e\n  \u003cli\u003ePrevents accidental power reconnection during maintenance\u003c\/li\u003e\n  \u003cli\u003eAdds a basic theft-deterrent when installed in an accessible location\u003c\/li\u003e\n  \u003cli\u003eSturdy handle resists tampering and mechanical wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhere does this switch perform best and what environments is it built for?\u003c\/h3\u003e\n\u003cp\u003eBuilt for rugged vehicle and marine conditions, the sealed body and heavy-duty components make this switch suitable for engine bays, battery boxes, and exposed compartments. It’s appropriate for passenger vehicles, commercial trucks, RVs, boats, yachts, and construction equipment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSealed, waterproof design withstands splash and moisture\u003c\/li\u003e\n  \u003cli\u003eCorrosion-resistant silver-plated copper terminals improve longevity\u003c\/li\u003e\n  \u003cli\u003eHeavy die-cast handle stands up to repeated use in tough environments\u003c\/li\u003e\n  \u003cli\u003eWorks with common negative-ground wiring on a wide range of vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: installers, fleet managers, boat owners, RVers and DIY mechanics who need a reliable, high-current negative battery disconnect with lockout capability. Choose this switch if you want a robust, serviceable way to prevent parasitic drain, safely isolate batteries for maintenance, or add a simple anti-tamper function in 12V–36V systems.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this switch compatible with 24V systems?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The YZQPNB switch supports 12V, 24V, and 36V systems with a 500A continuous rating.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I lock the switch to prevent unauthorized use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The included lockout plate accepts a padlock to keep the knob secured in either position.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"YZQPNB","offers":[{"title":"Default Title","offer_id":48086346203294,"sku":"B09W5KDTN2","price":42.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/yzqpnb-front-panel-mounted-switch.jpg?v=1785895759","url":"https:\/\/northtrailauto.ca\/products\/yzqpnb-battery-disconnect-switch-lockable-negative-cut-off-500a-continuous-sealed-panel-mount","provider":"North Trail Auto","version":"1.0","type":"link"}