Built for industrial applications, the Square D HJL36110 is a 3-pole, 110A PowerPacT H-Frame MCCB. It provides reliable thermal-magnetic protection for commercial systems. This unit-mount breaker comes equipped with line and load lugs, ready to install into industrial control panels and switchboards. It accepts 14 to 3/0 AWG conductors. Featuring a "J" interrupting rating, it delivers 65kAIC at 480VAC and 100kAIC at 240VAC. It is HACR rated and includes a Visi-Trip indicator.
What do the J and L stand for in the HJL36110 catalog number?
In the Square D PowerPacT H-frame nomenclature, the J indicates the interrupting rating tier (which delivers up to 100kA at 240VAC), and the L designates it as a unit mount circuit breaker equipped with lugs on both the line and load ends.
Is the HJL36110 rated for 100% continuous current?
No, the standard HJL36110 is rated for 80% continuous current. If your application requires a 100% rated circuit breaker, the correct catalog number is the HJL36110C.
Can I plug the HJL36110 directly into a Square D I-Line panelboard?
No, this is a unit mount circuit breaker intended for base or panel mounting in control panels and switchboards. For an I-Line plug-on equivalent, you will need to order the HJA36110.
Is the HJL36110 suitable for reverse feed applications?
Yes. Standard unit mount PowerPacT H-frame thermal magnetic circuit breakers feature sealed trip units and are approved for reverse feed installations.
What replacement lugs are compatible with the HJL36110?
The factory standard replacement lug kit is part number AL150HD. These standard lugs accept aluminum or copper conductors ranging from 14 AWG to 3/0 AWG.
Can I field install a shunt trip or auxiliary switch on the HJL36110?
Yes, PowerPacT H-frame circuit breakers support a variety of field installable internal accessories. Auxiliary switches, alarm switches, shunt trips, and undervoltage releases can be installed directly behind the front cover of the breaker.
Is the HJL36110 HACR rated?
Yes. As a UL 489 listed circuit breaker, the HJL36110 carries a HACR rating, making it suitable for use with group motor applications like heating, air conditioning, and refrigeration equipment.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 1 review.
Square D HJL36040 - 40A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
4/9/26
Great Customer Service
Working with Superbreakers the team is so helpful. They answer the phone and are very accommodating. We had an issue with the refurbished breaker not working out and they helped get a new one out right away.