The 75920 Series Battery Disconnect Switches are high amp capacity, IP67 sealed, heavy-duty products that provide reliable emergency power cut-off. The switches are designed to be used up to 300 A at 12 Vdc or 200 A in 36 Vdc applications, which allows you to apply the switch in a variety of vehicles. Applications include vehicle electrical systems such as heavy truck, off-road, construction, emergency vehicles, material handling, refuse collection, mining, agricultural or marine. Features & Benefits High amperage capacity: 300A at 12V DC. Can be used in high side or low side applications. Waterproof and dustproof to IP67. Which means the switch can be mounted in exposed locations. Composite engineered polymer housing will not rust or corrode. Tested per SAE 1455 for salt, calcium chloride & magnesium chloride. Large red knob is easy to operate with gloved hands; 90º switch travel makes it easy to identify the switch position. Built-in lockout satisfies OSHA requirements for an energy isolation device. Attractive styling suitable for in cab mounting close to driver. Large divider on base prevents accidental shorting of high energy cables. Fits standard Master Disconnect mounting pattern

75921 - 75920 Series

Series: 75920

Obsolete: 2018 -01-11 Availability: Obsolete

Obsolete

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75920 Battery Disconnect Switches Datasheet

Disclaimer Notice

Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. "Littelfuse" includes Littelfuse, Inc., and all of its affiliate entities.

The 75920 Series Battery Disconnect Switches are high amp capacity, IP67 sealed, heavy-duty products that provide reliable emergency power cut-off. The switches are designed to be used up to 400A with single 4/0 cable at 12V DC or 200 A in 36 Vdc applications, which allows you to apply the switch in a variety of vehicles. Applications include vehicle electrical systems such as heavy truck, off-road, construction, emergency vehicles, material handling, refuse collection, mining, agricultural or marine.

Features & Benefits

High amperage capacity: 400A with single 4/0 cable at 12V DC.
Can be used in high side or low side applications.
Waterproof and dustproof to IP67. Which means the switch can be mounted in exposed locations.
Composite engineered polymer housing will not rust or corrode. Tested per SAE 1455 for salt, calcium chloride & magnesium chloride.
Large red knob is easy to operate with gloved hands; 90º switch travel makes it easy to identify the switch position.
Built-in lockout satisfies OSHA requirements for an energy isolation device.
Attractive styling suitable for in cab mounting close to driver.
Large divider on base prevents accidental shorting of high energy cables.
Fits standard Master Disconnect mounting pattern

Part Numbers

75920-05 Disconnect switch with international 'O-I' symbols on bezel.
75920-10 Disconnect switch with English On-Off on bezel.
75921 Metric disconnect switch with international 'O-I' symbols on bezel.
75921-10 Metric disconnect switch with international 'O-I' symbols on bezel, and stainless steel hardware.

75920 360 view