{"product_id":"srl500-microprocessor-controlled-500a-smart-battery-isolator-and-high-current-starter-relay-dual-sensing-smart-relay-with-ring-terminals","title":"SRL500 - Microprocessor Controlled 500a Smart Battery Isolator and High Current Starter Relay, Dual Sensing Smart Relay, with Ring Terminals","description":"\u003cp\u003eThe \u003cstrong\u003eSRL500\u003c\/strong\u003e is a microprocessor-controlled smart battery isolator and high current starter relay rated for 500A continuous and 700A surge at 12V. Designed for dual-battery setups in vehicles with high-draw audio systems or auxiliary equipment, it keeps the main starting battery protected when accessories run with the engine off. Unlike conventional isolators, it uses smart relay logic to avoid voltage drop to the secondary battery.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e500A Continuous \/ 700A Surge:\u003c\/strong\u003e Handles high-current demands without thermal throttling or voltage loss.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicroprocessor-Controlled Activation:\u003c\/strong\u003e Connects both batteries once the main battery reaches 13.2V, preventing secondary drain from pulling down the primary.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Sensing Smart Relay:\u003c\/strong\u003e Monitors both battery banks independently for accurate isolation and connection decisions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Voltage Drop:\u003c\/strong\u003e Smart relay design eliminates the voltage penalty common with diode-based isolators.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine-Off Protection:\u003c\/strong\u003e Prevents auxiliary loads from discharging the main starting battery during engine-off operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Terminal Connections:\u003c\/strong\u003e Includes ring terminals for secure, low-resistance high-current wiring.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Recoil Audio USA","offers":[{"title":"Default Title","offer_id":51059560218902,"sku":"SRL500","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/7400\/4758\/files\/1-2-9.jpg?v=1772084615","url":"https:\/\/www.recoilaudiousa.com\/products\/srl500-microprocessor-controlled-500a-smart-battery-isolator-and-high-current-starter-relay-dual-sensing-smart-relay-with-ring-terminals","provider":"Recoil Audio USA","version":"1.0","type":"link"}