Skip to the content

Free Shipping on orders over $149

My Circuit Breakers

All Vendors

Search for products

sales@mycircuitbreakers.com

Brands
Circuit Breakers
Breaker Components
Motor Controls
Switches
Bus Plugs
Fuses
About Us
Contact Us

Need help?

sales@mycircuitbreakers.com

Brands
Circuit Breakers
Breaker Components
Motor Controls
Switches
Bus Plugs
Fuses
About Us
Contact Us

Trip Units

Didn't find what you were looking for?

Sort by:

174 Products

Eaton Cutler-Hammer

Eaton Cutler Hammer NG31200 1200A 3-Pole Molded Case Generator Circuit Breaker – Interchangeable Trip Unit – Bolt-On – 600VAC

In stock

(0)

Regular price From $10,599.00
Eaton Cutler-Hammer

Eaton Cutler Hammer NG31000W 1000A 3-Pole Molded Case Generator Circuit Breaker – Interchangeable Trip Unit – Bolt-On – 600VAC – Without Terminals

In stock

(0)

Regular price From $10,299.00
Eaton Cutler-Hammer

Eaton Cutler Hammer NG31000 1000A 3-Pole Molded Case Generator Circuit Breaker – Interchangeable Trip Unit – Bolt-On – 600VAC

In stock

(0)

Regular price From $10,599.00
Eaton Cutler-Hammer

Eaton Cutler Hammer NDC3800T36W 1200A 3-Pole Molded Case Circuit Breaker – LSIG Trip Unit – Bolt-On – 600VAC

In stock

(0)

Regular price From $7,499.00
Eaton Cutler-Hammer

Eaton Cutler Hammer NDC3800T35W 800A 3-Pole Molded Case Circuit Breaker – LSG Trip Unit – Bolt-On – 600VAC

In stock

(0)

Regular price From $6,999.00
Eaton Cutler-Hammer

Eaton Cutler Hammer NDC3800T33W 800A 3-Pole Molded Case Circuit Breaker – LS Trip Unit – Bolt-On – 600VAC

In stock

(0)

Regular price From $4,099.00
Eaton Cutler-Hammer

Eaton Cutler Hammer NDC3800T32W 800A 3-Pole Molded Case Circuit Breaker – LSI Trip Unit – Bolt-On – 600VAC

In stock

(0)

Regular price From $5,799.00
Eaton Cutler-Hammer

Eaton Cutler Hammer NDC312T36W 1200A 3-Pole Molded Case Circuit Breaker – LSIG Trip Unit – Bolt-On – 600VAC

In stock

(0)

Regular price From $9,999.00
Eaton Cutler-Hammer

Eaton Cutler Hammer NDC312T35W 1200A 3-Pole Molded Case Circuit Breaker – LSG Trip Unit – Bolt-On – 600VAC

In stock

(0)

Regular price From $8,054.54
Eaton Cutler-Hammer

Eaton Cutler Hammer NDC312T33W 1200A 3-Pole Molded Case Circuit Breaker – LS Trip Unit – Bolt-On – 600VAC

In stock

(0)

Regular price From $9,199.00
Eaton Cutler-Hammer

Eaton Cutler Hammer NDC312T32W 1200A 3-Pole Molded Case Circuit Breaker – LSI Trip Unit – Bolt-On – 600VAC

In stock

(0)

Regular price From $8,399.00
Eaton Cutler-Hammer

Eaton Cutler Hammer ND3800T36W 800A 3-Pole Molded Case Circuit Breaker – LSIG Trip Unit – Bolt-On – 600VAC

In stock

(0)

Regular price From $5,899.00
Eaton Cutler-Hammer

Eaton Cutler Hammer ND3800T35W 800A 3-Pole Molded Case Circuit Breaker – LSG Trip Unit – Bolt-On – 600VAC

In stock

(0)

Regular price From $5,977.37
Eaton Cutler-Hammer

Eaton Cutler Hammer ND3800T33W 800A 3-Pole Molded Case Circuit Breaker – LS Trip Unit – Bolt-On – 600VAC

In stock

(0)

Regular price From $3,899.00
Eaton Cutler-Hammer

Eaton Cutler Hammer ND3800T32W 800A 3-Pole Molded Case Circuit Breaker – LSI Trip Unit – Bolt-On – 600VAC

In stock

(0)

Regular price From $4,699.00
Sale

Square D

HJA36150U31X – Square D 150A 600VAC 3‑Pole I‑Line Molded Case Circuit Breaker with Micrologic 3.2 Trip Unit (LI), PowerPact HJA, 100kA @240V / 65kA @480V / 25kA @600V / 20kA @250VDC

In stock

(0)

Regular price From $1,463.13

Regular price ~~$7,213.00~~ Sale price From $1,463.13
Sale

Schneider Electric

HJA36150U44X – Square D 150A 600VAC 3-Pole I-Line Molded Case Circuit Breaker with Micrologic 6.2 Trip Unit (LSIG), PowerPact HJA, 100kA @240V / 65kA @480V / 25kA @600V

In stock

(0)

Regular price From $1,939.00

Regular price ~~$7,213.00~~ Sale price From $1,939.00
Sale

Schneider Electric

HJA36060U31X – Square D 60A 600VAC 3‑Pole I‑Line Molded Case Circuit Breaker with Micrologic 3.2 Trip Unit, PowerPact HJA, 100kA @240V / 65kA @480V / 25kA @600V / 20kA @250VDC

In stock

(0)

Regular price From $1,378.00

Regular price ~~$1,449.99~~ Sale price From $1,378.00
My Circuit Breakers

Eaton LEP3400T57 L-Frame 3-Pole Molded Case Circuit Breaker Trip Unit – LSIA Protection, 400A

In stock

(0)

Regular price $1,700.00
Schneider Electric

QO2901021 - Square D - 90 Amp Trip Unit & Programmer

In stock

(0)

Regular price $695.79
Siemens / ITE

MD63T700 - Siemens - Trip Unit

In stock

(0)

Regular price $1,371.99
Sale

Siemens / ITE

LMD63T700 - Siemens - Trip Unit

In stock

(0)

Regular price $849.65

Regular price ~~$6,816.00~~ Sale price $849.65
Siemens / ITE

LMD63T600 - Siemens - Trip Unit

In stock

(0)

Regular price $849.65
Sale

Eaton Cutler-Hammer

MT3500T - Eaton - Trip Unit

In stock

(0)

Regular price From $1,228.91

Regular price ~~$1,632.99~~ Sale price From $1,228.91
Sale

Eaton Cutler-Hammer

MT3450T - Eaton - Trip Unit

In stock

(0)

Regular price From $968.23

Regular price ~~$1,234.99~~ Sale price From $968.23
Sale

Eaton Cutler-Hammer

LES3600LSIG - Eaton - Trip Unit

In stock

(0)

Regular price From $2,863.55

Regular price ~~$2,921.99~~ Sale price From $2,863.55
Sale

Eaton Cutler-Hammer

LES3600LSG - Eaton - Trip Unit

In stock

(0)

Regular price From $1,872.77

Regular price ~~$2,232.99~~ Sale price From $1,872.77
Sale

Eaton Cutler-Hammer

JT3100T - Eaton - Trip Unit

In stock

(0)

Regular price From $211.67

Regular price ~~$507.99~~ Sale price From $211.67
Sale

Eaton Cutler-Hammer

JT3090T - Eaton - Trip Unit

In stock

(0)

Regular price From $411.59

Regular price ~~$452.99~~ Sale price From $411.59
Sale

Eaton Cutler-Hammer

JT3070T - Eaton - Trip Unit

In stock

(0)

Regular price From $376.31

Regular price ~~$503.99~~ Sale price From $376.31
Sale

Eaton Cutler-Hammer

2610D40G04A Westinghouse Pow-R 7 Trip Units / Programmers

In stock

(0)

Regular price From $2,191.25

Regular price ~~$2,821.99~~ Sale price From $2,191.25
Siemens / ITE

ND62T100 Siemens Sentron Series Trip Unit

In stock

(0)

Regular price From $3,800.65
Sale

GE

TJK636T450 - GE - Trip Unit

In stock

(0)

Regular price $662.98

Regular price ~~$2,442.00~~ Sale price $662.98
Sale

GE

TJK636T350 - GE - Trip Unit

In stock

(0)

Regular price $633.88

Regular price ~~$2,442.00~~ Sale price $633.88
Siemens / ITE

JL3T225 - Siemens - 225 Amp Trip Units & Programmer

In stock

(0)

Regular price $1,036.92
GE

TJK436T150 - GE - Trip Unit

In stock

(0)

Regular price From $579.00
Sale

GE

TJK436T200 - GE - Trip Unit

Out of stock

(0)

Regular price From $589.00

Regular price ~~$1,207.00~~ Sale price From $589.00
Sale

GE

TJK436T300 - GE - Trip Unit

In stock

(0)

Regular price $602.69

Regular price ~~$1,207.00~~ Sale price $602.69
Sale

GE

TB43T200 - GE 200 Amp Trip Units & Programmer

In stock

(0)

Regular price $2,957.63

Regular price ~~$3,017.99~~ Sale price $2,957.63
Sale

GE

TB43T400 General Electric Tri-Break Trip Units And Programmers 600V 3 pole

In stock

(0)

Regular price From $1,400.00

Regular price ~~$3,017.99~~ Sale price From $1,400.00

Our newsletter

Subscribe to our newsletter and receive special offers

Your email

Contact Us

866-972-6370

sales@mycircuitbreakers.com

19802 Spanish Needle Court
Riverside California 92508
United States

Customer Help

About Us
Contact Us
FAQ
Start Return

Store Policies

Return and Refund Policy
Terms of Service
Privacy Policy
Shipping Policy

© 2026, My Circuit Breakers -

Payment methods

Your cart

Your cart is empty