COLE HERSEE part description

Cole Hersee Battery Selector Switches energize either or both of two batteries.
Master disconnect switches prevent tampering of theft when equipment is unattended.
Battery isolators prevent the battery with the higher charge from draining into the battery with the lower charge.
Battery-related accessories include remote battery jumper terminals, feed-through studs, lockout lever kits and face plates.
All products listed in this section can be found in Section J of the Cole Hersee D-275 CATALOG.
  • For use with alternators that do not have an integral electronic voltageElectrical pressure, the force that causes current to flow through a conductor. Voltage must be expressed as a difference of potential between two points since it is a relational term. Connecting both voltmeter leads to the same point will show no voltage present although the voltage between that point and ground may be thousands of volts.
  • Calculations often involve Ohm's Law, q.v. regulator. 140A at 12V DC, 12-36V. Terminations: three 5/16" (7.9mm) studs. Four 9/32" (7.2mm) diameter mounting holes. Size: 6 1/4"L x 4 3/16"W x 3 11/32"H (152.4 x 122.2 x 84.9mm).
Description Battery Isolator
Details Isolates loads of 2 batteries, allows charging from 1 source
UL listed not listed
Rating 12-36V DC; 140A max. alternator rating; negative ground electrical system only
Terminals three 5/16" studs
Sealing fully sealed
Size 6"L x 4-3/16"W x 3-11/32"H
Installation two 9/32" dia. Holes
Min qty No

COLE HERSEE 48120 Cross Reference

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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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