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Product data aggregated from publicly available retailer listings

Sonic ElectronixWoofers EtcSky High Car AudioDown4Sound ShopBig Jeff AudioCar Audio BargainShowtime Electronics+ more
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Home/Equipment/Batteries/NVX/BIR500 500-Amp Relay and Battery Isolator
NVX BIR500 Battery Isolator - 12V, 500-Amp Relay - Black cylindrical case, metal mounting bracket, top-mounted threaded terminals.
NVX/Battery

BIR500 500-Amp Relay and Battery Isolator

Product Details: Mobile Audio Relay and Battery Isolator Great for isolating a second batter making it dedicated to the stereo system Lengthens battery life by preventing your two batteries from charging and draining each other Does not create a voltage drop to the second battery like conventional isolators 500 Amps at 12V Continuous Power Handling 700 Amps Surge Power Handling Switching Power: 10 - 16 VDC Draws Less Than 1 Amp When On 1-year Warranty from the Original Purchase Date
Used in 0 builds
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Specifications

brand
NVX
model
BIR500
voltage
12
amperage amps
500
Compare Prices(1 retailer)
B
Big Jeff Online AudioAuthorized Dealer
Available
$99.95
Updated 3/31/2026
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Frequently Asked Questions

What is the NVX BIR500 500-Amp Relay and Battery Isolator?

The NVX BIR500 500-Amp Relay and Battery Isolator is a car audio equipment made by NVX. View full specifications and where to buy on this page.

How much does the NVX BIR500 500-Amp Relay and Battery Isolator cost?

The NVX BIR500 500-Amp Relay and Battery Isolator typically sells for $85 to $100 depending on the retailer and variant. Check the "Where to Buy" section for current pricing from authorized dealers.

Where can I buy the NVX BIR500 500-Amp Relay and Battery Isolator?

You can purchase the NVX BIR500 500-Amp Relay and Battery Isolator from authorized dealers listed in the "Where to Buy" section on this page. We recommend buying from authorized retailers to ensure warranty coverage and genuine products.

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