COLE HERSEE part description

Replacement Cole Hersee Momentary Switches are designed for heavy duty use. Silver contacts available for extra-heavy duty applications to 36 VDC. Imprinted actuator buttons for engine controls are available.
Marine construction, push button switches offer non-corrosive construction, moisture repellent insulators, and brass case, stem, plunger button, terminals and mounting hardware.
Door jamb switches can be stem, snap-in, or flange mounted. Popular for stepwell and door control in school buses, they are available in a variety of circuitries


All products listed in this section can be found in Section G of the Cole Hersee D-275 CATALOG.

  • For applications to 36V DC.
  • Off - On, Normally Off. On with button depressed, spring return to Off.
  • Silver contactsA pair of devices that touch or come apart at the point where the switch throw makes or breaks the circuit. Silver contacts are common because of their low conductivity and low electrical resistance. Many Cole Hersee switches have silver contacts..
  • Chrome plated button and face nut.
  • 35A at 12V, 20A at 24V DC.
  • Two screw terminals.
  • Mounting stem: 5/8"-32 thread, 21/32" (16.7mm) long.
  • With screw-on black rubber protective cap 83280-03.
Switch type Pushbutton Momentary Switch
Rating 6-36V DC, 35A at 12V, 20A at 24V DC.
Normal position Normally Off
Circuitry SPST
Contacts Silver
Terminals Two screw
Mounting stem 5/8"-32 thread, 21/32" (16.7mm) long
Case material Diecast zinc
Button & facenut Chrome-plated

Cole Hersee Heavy Duty Normally Open Button Switch

The Cole Hersee heavy duty normally open button switch provides versatility and reliable performance when you need it. The switch requires a push to operate and will return to the ‘off’ position.

Features & Benefits

  • Durable cylindrical die-cast body with a chrome-plated facenut
  • Designed for impact resistance and prevent accidental actuation
  • O-ring seal in mounting stem protects internal components from dirt and moisture
  • Tested for use in construction, agriculture, materials handling, and transit and commercial vehicles and equipment

COLE HERSEE 90030 Cross Reference

We have 4 alternatives for the 90030 by COLE HERSEE:

Cole Hersee® is highly valued in the heavy duty truck industry. It is a leading manufacturer of heavy-duty battery master switches that are widely used as OE equipment by leading heavy-duty vehicle manufacturers. These switches are essential safety components for trucks as they help prevent theft, tampering, electrical fires, and battery drain. Founded in 1924, Cole Hersee is committed to improving vehicle safety by partnering with ECCO Safety Group Australia (ESGA) to establish and implement safety standards for trucks that drive onto mining sites. Its products are also manufactured in its ISO 9001:2008-certified facility and undergo strict testing to ensure safety and reliability.

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