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NAPA Auto Parts GRANDVIEW
844 Grandview Ave
Columbus,  OH  43215-1124
(614) 488-3176
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Mon-Fri:7:00 AM-6:00 PM
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Master Disconnect Switches - H/D Truck

Master Disconnect Switches - H/D Truck

Part #: TWD 7590401BX
Line: Traction
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Features & Benefits

Warranty: Download

The 75900 Double Pole Series 36V High-Amp DPST Master Battery Disconnect Switch controls two loads, such as the battery and alternator or generator field circuit. The 75907-BX model features a heavy-duty, plated-steel housing, sealed design, and lever-style actuator, ideal for commercial vehicles. It includes 1/2"-20 studs rated for 300A continuous, 2000A intermittent (30s ON, 3min OFF) and #10-32 studs rated for 20A continuous.


  • Individually boxed for secure packaging
  • Silver contacts for reliable conductivity
  • Chrome-plated lever actuator for durability
  • Indexing and alignment pin for precise installation
  • Sealed to IP67 and meets SAE J1455 Section 4.3.3 standards
  • Large studs rated for 1000A intermittent current (15s ON, 5min OFF)
  • 175A continuous current rating on 3/8"-24 studs, 20A on #10-32 studs

Specifications

Brand LittelFuse
Manufacturer Little Fuse Commerical
Mounting Hardware Included No
VMRS Code 053017001
SDS Required No

Safety Information

Vehicle Fitment Guide

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