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About Battery Accessories


Get all the accessories you need when installing a car battery. We've got terminals, isolators and relays so you can get your system thumpin'!

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NVX BIR500

500 Amp Relay Isolator (BIR500)

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500 Amp Relay Isolator (BIR500)

• 500 Amp Battery Isolator
• 500 Amps at 12V Continuous
• 700 Amps Surge
• Switching Power: 10 - 16 VDC

27
NVX BIR500

500 Amp Relay Isolator (BIR500)

In stock

$89.99 (27.78% off)
$64.99
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1 Special offer
  • Free NVX Black Reusable Cloth Face Mask with purchase!
NVX BIR200

200 Amp Relay Isolator (BIR200)

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200 Amp Relay Isolator (BIR200)

• 200 Amp Battery Isolator
• 200 Amps at 12V Continuous
• 300 Amps Surge
• Switching Power: 10 - 16 VDC

11
NVX BIR200

200 Amp Relay Isolator (BIR200)

In stock

$59.99 (25.00% off)
$44.99
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3 Special offers
  • Add an NVX Battery Isolator to your Battery Purchase.
  • 10% off an NVX Battery Isolator with your Battery Purchase.
  • 50% off an NVX Battery Isolator with your Battery Purchase.
Install Bay Firewall Grommet (IBFG4)

4 Gauge (7/8" Mounting Hole) Waterproof Firewall Grommet

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4 Gauge (7/8" Mounting Hole) Waterproof Firewall Grommet

• 4 Gauge Firewall Grommet
• IP68 Waterproof Rating
• Protects Cables When Installing Through a FIrewall
• Sold Individually

6
Install Bay Firewall Grommet (IBFG4)

4 Gauge (7/8" Mounting Hole) Waterproof Firewall Grommet

In stock

$2.98 (33.22% off)
$1.99
JL Audio XB-MGLU

Premium Series Bolt-on Master Ground Lug

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Premium Series Bolt-on Master Ground Lug

• Master Ground Lug accepts multiple ground wires
• Stainless Steel lug with plated brass contact
• Aggressive star washers provide secure connection

7
JL Audio XB-MGLU

Premium Series Bolt-on Master Ground Lug

In stock

 
Vip Icon $12.99
The Install Bay IB80

80 Amp Battery Isolator and Relay

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80 Amp Battery Isolator and Relay

• Battery Isolator and Relay
• 80 Amp
• Prevents Primary Battery Discharge
• Maximizes the Current Transfer
• Extends Battery Life
• Universal 12V Applications

4
The Install Bay IB80

80 Amp Battery Isolator and Relay

In stock

$29.99 (60.02% off)
$11.99
Install Bay IBFG8

8 Gauge (3/4" Mounting Hole) Waterproof Firewall Grommet

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8 Gauge (3/4" Mounting Hole) Waterproof Firewall Grommet

• 8 Gauge Firewall Grommet
• IP68 Waterproof Rating
• Protects Cables When Installing Through a FIrewall
• Sold Individually

1
Install Bay IBFG8

8 Gauge (3/4" Mounting Hole) Waterproof Firewall Grommet

In stock

$2.98 (33.22% off)
$1.99
NVX XBTPN04

Positive and Negative Battery Terminal Clamp with 3 Outputs

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Positive and Negative Battery Terminal Clamp with 3 Outputs

• Splits Connection to 3 Outputs
• Brass Construction
• 1/0 or 4-Gauge and 4 or 8-Gauge Outputs

19
NVX XBTPN04

Positive and Negative Battery Terminal Clamp with 3 Outputs

In stock

$24.99 (40.02% off)
$14.99
Stinger Firewall Grommet (PG12)

4 Gauge (7/8" Mounting Hole) Firewall Waterproof Grommet

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4 Gauge (7/8" Mounting Hole) Firewall Waterproof Grommet

• 4 Gauge Firewall Bushing
• Water tight seal when power wires pass through metal
• Locks securely as bushing is tightened

8
Stinger Firewall Grommet (PG12)

4 Gauge (7/8" Mounting Hole) Firewall Waterproof Grommet

In stock

$10.99 (36.40% off)
$6.99
T-Spec V-BATT-TML

Battery Terminal 4 Position POS/NEG

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Battery Terminal 4 Position POS/NEG

• (2) 1/0 AWG - 10 AWG plus (2) 4 AWG - 10 AWG Out
• Compact design for simpler installation
• Solid brass construction for maximum conductivity
• Nickel finish for durability

T-Spec V-BATT-TML

Battery Terminal 4 Position POS/NEG

In stock

$29.00 (13.79% off)
$25.00
NVX XBTPN08

Positive or Negative Battery Terminal Clamp with 4 Outputs (2 1/0 or 4 Gauge and 2 8 Gauge)

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Positive or Negative Battery Terminal Clamp with 4 Outputs (2 1/0 or 4 Gauge and 2 8 Gauge)

• Splits Connection to 4 Outputs
• Brass Construction
• 1/0 or 4-Gauge and 4 or 8-Gauge Outputs

26
NVX XBTPN08

Positive or Negative Battery Terminal Clamp with 4 Outputs (2 1/0 or 4 Gauge and 2 8 Gauge)

In stock

$24.99 (40.02% off)
$14.99
Stinger PG34 (Single)

1/0 AWG (1/0 Gauge) Firewall Bushing

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1/0 AWG (1/0 Gauge) Firewall Bushing

• 1/0 Gauge Firewall Bushing
• Water tight seal when power wires pass through metal
• Locks securely as bushing is tightened

7
Stinger PG34 (Single)

1/0 AWG (1/0 Gauge) Firewall Bushing

In stock

$13.99 (21.44% off)
$10.99
Stinger SSVLBTP

VL Series Stinger Select Positive Battery Terminal

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VL Series Stinger Select Positive Battery Terminal

• Positive Battery Terminal
• Satin Finish

1
Stinger SSVLBTP

VL Series Stinger Select Positive Battery Terminal

In stock

$19.99 (50.03% off)
$9.99
NVX BIR80

80 Amp Relay and Battery Isolator

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80 Amp Relay and Battery Isolator

• 80 Amp Battery Isolator
• 80 Amps at 12V Continuous
• 150 Amps Surge
• Switching Power: 10 - 16 VDC

9
NVX BIR80

80 Amp Relay and Battery Isolator

In stock

$19.99 (25.01% off)
$14.99
Install Bay IBFG0

0 Gauge (1" Mounting Hole) Waterproof Firewall Grommet

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0 Gauge (1" Mounting Hole) Waterproof Firewall Grommet

• 0 Gauge Firewall Grommet
• IP68 Waterproof Rating
• Protects Cables When Installing Through a FIrewall
• Sold Individually

1
Install Bay IBFG0

0 Gauge (1" Mounting Hole) Waterproof Firewall Grommet

In stock

$11.98 (33.31% off)
$7.99
JL Audio XD-BTS Battery Terminal

Ultra-Compact Universal Brass Battery Connector Terminal with Marine-Grade Stannum Plating - Positive or Negative

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Ultra-Compact Universal Brass Battery Connector Terminal with Marine-Grade Stannum Plating - Positive or Negative

Ultra-Compact Battery Connector, Positive or Negative • 10 - 4 Gauge • High-Temperature Polycarbonate Cover • Marine-Grade Stannum Plating

8
JL Audio XD-BTS Battery Terminal

Ultra-Compact Universal Brass Battery Connector Terminal with Marine-Grade Stannum Plating - Positive or Negative

In stock

 
Vip Icon $37.99
Stinger SGP90300

High Power 300 Amp Circuit Breaker w/ Built-In Distribution

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High Power 300 Amp Circuit Breaker w/ Built-In Distribution

• 300 AMP Circuit Breaker
• Accepts 0 to 4 Gauge

Stinger SGP90300

High Power 300 Amp Circuit Breaker w/ Built-In Distribution

In stock

$81.99 (47.57% off)
$42.99
Stinger SGP90200

200 Amp Circuit Breaker

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200 Amp Circuit Breaker

• 200 Amp Circuit Breaker
• Dust and splash proof
• Accepts 1/0 or 4 gauge wire
• Easy reset/disconnect
• Can act as a master disconnect for circuits

5
Stinger SGP90200

200 Amp Circuit Breaker

In stock

$74.99 (61.34% off)
$28.99
Stinger SGP35

500 Amp Relay and Isolator

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500 Amp Relay and Isolator

• Prevents Primary Battery Discharge
• Maximum Current Transfer
• Ideal for 2nd Audio Battery Isolation from Vehicle Systems
• 500A Constant/ 900A Peak

Stinger SGP35

500 Amp Relay and Isolator

In stock

Only 1 Left!

$175.99 (54.55% off)
$79.99
NVX XSBI80

Microprocessor-Controlled 80 Amp, Dual Sensing Smart Relay Battery Isolator

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Microprocessor-Controlled 80 Amp, Dual Sensing Smart Relay Battery Isolator

• 80 Amp Battery Isolator
• 80 Amps at 12V Continuous
• 150 Amps Surge
• Switching Power: 10 - 16 VDC

NVX XSBI80

Microprocessor-Controlled 80 Amp, Dual Sensing Smart Relay Battery Isolator

In stock

$49.99 (20.00% off)
$39.99
Stinger SGP901501

150 AMP Circuit Breaker with Manual Reset

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150 AMP Circuit Breaker with Manual Reset

• Manual Reset Circuit Breaker
• Power Rating: 150 Amps
• Push Button Reset
• Water Resistant Housing
• Integrated Holes for Simple Mounting
• Compact and Lightweight Design

4
Stinger SGP901501

150 AMP Circuit Breaker with Manual Reset

In stock

$79.99 (66.26% off)
$26.99

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