Electrical, Ignition & Data Systems - Batteries & Accessories - Battery Master Disconnect Switches

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Modern Racing
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sku: MR-0102-003

Pressure Switch, 120 PSI

Keep your car safe and NHRA compliant with Modern Racing’s 120 psi Pressure Switch. This switch is normally-open and designed to trigger a safety device that will disable the car's power in emergency situations. The 120psi Pressure Switch monitors your...

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Now: $114.99
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Quarter-Max
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sku: QM-410150

Solid State Battery Disconnect Switch Bracket

This Quarter-Max Solid State Battery Disconnect Switch Bracket was designed to be used with the Modern Racing Solid State Battery Disconnect. The Modern Racing switch is required to be used in NHRA Pro Stock and Pro Mod competition beginning in 2020.This...

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Now: $20.99
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sku: QM-600083

Black Plastic Knob, 3/4" OD x 10-32 Female Thread

Plastic KnobSpecifications:• OD: 3/4"• Thread: 10-32 Female• Color: Black

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Now: $7.99
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Quarter-Max
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sku: QM-214215-1

Replacement Cable

7 foot cable to the cable arming kit product #214215

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Now: $59.99
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Quarter-Max
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sku: QM-214215

Remote Electrical Arming Kit

Ever realized you forgot to turn on the electrical power after you strapped yourself into the seat? This simple kit allows you to easily turn on the electrical power from the driver’s seat. Also can be used to disconnect the electrical power in case of...

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Now: $110.99
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Quarter-Max
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sku: QM-214216

Master Disconnect Kit

This assembly allows all electrical power to be shut off for safety purposes. Features an easy and presentable inside installation. Complete with lever, hardware and 125 amp switch. (welding required)

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Now: $91.99
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Quarter-Max
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sku: QM-214216-1

Heavy Duty Master Disconnect Kit

This assembly allows all electrical power to be shut off for safety purposes. Features an easy and presentable inside installation. Comes with all hardware necessary, including the Big Switch 250 Amp Battery Disconnect. Welding required.

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Now: $152.99
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Flaming River
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sku: FLR-FR1003-1

Big Switch Battery Disconnect, 250 Amps

Required by most sanctioning bodies, the master disconnect switch cuts off all electrical power in the event of an accident. This is a 250 amp switch.Specifications:• Voltage: 12V/24V• Max Continuous Current: 250 Amps• Max Surge Current: 2500 Amps (5...

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Now: $113.99
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Quarter-Max
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sku: QM-214116S

125-Amp Lever

This black anodized CNC lever is used to convert a master disconnect to a "push-off" style. Fits switch #214116

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Now: $24.99
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Quarter-Max
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sku: QM-214116

125-Amp Disconnect Switch

Required by most sanctioning bodies, the master disconnect switch cuts off all electrical power in the car. Hardware and instructions included. Order a custom, laser cut bracket for this switch.

MSRP:

Now: $49.99
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Battery Master Disconnect Switches