Free Shipping on orders over $99

My Circuit Breakers

Trip Units

Sort by:

120 Products

Sale

GE

TJK636T250 - GE - Trip Unit

In stock

(0)

Regular price $537.03

Regular price ~~$2,442.00~~ Sale price $537.03
Sale

GE

TJK436T400 - GE - Trip Unit

In stock

(0)

Regular price $553.69

Regular price ~~$1,207.00~~ Sale price $553.69
Sale

GE

TJK436T250 - GE - Trip Unit

In stock

(0)

Regular price $360.63

Regular price ~~$1,207.00~~ Sale price $360.63
Sale

Siemens / ITE

LMD63T500 - Siemens - Trip Unit

In stock

(0)

Regular price $947.65

Regular price ~~$966.99~~ Sale price $947.65
Sale

GE

TJK436T225 - GE - Trip Unit

In stock

(0)

Regular price $803.59

Regular price ~~$1,207.00~~ Sale price $803.59
Sale

Eaton Cutler-Hammer

MES3800LSG - Eaton - Trip Unit

In stock

(0)

Regular price From $2,020.75

Regular price ~~$2,290.99~~ Sale price From $2,020.75
Sale

Eaton Cutler-Hammer

JT3225T - Eaton - Trip Unit

In stock

(0)

Regular price From $444.93

Regular price ~~$452.99~~ Sale price From $444.93
Sale

Eaton Cutler-Hammer

JT3150T - Eaton - Trip Unit

In stock

(0)

Regular price From $399.83

Regular price ~~$480.99~~ Sale price From $399.83
Sale

Eaton Cutler-Hammer

JT3125T - Eaton - Trip Unit

In stock

(0)

Regular price From $411.59

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

Siemens / ITE

FD63T110 - Siemens - 110 Amp Circuit Breaker Trip Unit

In stock

(0)

Regular price $440.99

Regular price ~~$449.99~~ Sale price $440.99
Sale

Eaton Cutler-Hammer

KES3400LSG - Eaton - Trip Unit

In stock

(0)

Regular price From $1,792.41

Regular price ~~$2,328.99~~ Sale price From $1,792.41
Sale

GE

TJK636T500 - GE - Trip Unit

In stock

(0)

Regular price $695.79

Regular price ~~$3,175.00~~ Sale price $695.79
Sale

Siemens / ITE

FD63T080 - Siemens - 80 Amp Trip Unit

In stock

(0)

Regular price $440.99

Regular price ~~$2,111.00~~ Sale price $440.99
Sale

Siemens / ITE

FD63T175 - Siemens - 175 Amp Trip Unit

In stock

(0)

Regular price $440.99

Regular price ~~$2,729.00~~ Sale price $440.99
Sale

Eaton Cutler-Hammer

KES3125LS - 310+ - Eaton - Trip Unit

In stock

(0)

Regular price From $753.61

Regular price ~~$853.99~~ Sale price From $753.61
Sale

Siemens / ITE

FD63T090 - Siemens - 90 Amp Trip Unit

In stock

(0)

Regular price $440.99

Regular price ~~$449.99~~ Sale price $440.99
Sale

Siemens / ITE

FD63T125 - Siemens - 125 Amp Trip Unit

In stock

(0)

Regular price $440.99

Regular price ~~$2,729.00~~ Sale price $440.99
Sale

Siemens / ITE

FD63T200 - Siemens - 200 Amp Trip Unit

In stock

(0)

Regular price $594.85

Regular price ~~$2,729.00~~ Sale price $594.85
Sale

Siemens / ITE

JD63T200 - Siemens - Trip Unit

In stock

(0)

Regular price From $554.47

Regular price ~~$807.99~~ Sale price From $554.47
Sale

Siemens / ITE

JD63T225 - Siemens - Trip Unit

In stock

(0)

Regular price From $480.19

Regular price ~~$699.99~~ Sale price From $480.19
Sale

Siemens / ITE

JD63T250 - Siemens - Trip Unit

In stock

(0)

Regular price From $554.47

Regular price ~~$807.99~~ Sale price From $554.47
Sale

Siemens / ITE

JD63T300 - Siemens - Trip Unit

In stock

(0)

Regular price From $554.47

Regular price ~~$807.99~~ Sale price From $554.47
Sale

Siemens / ITE

JD63T350 - Siemens - Trip Unit

In stock

(0)

Regular price From $863.95

Regular price ~~$1,259.99~~ Sale price From $863.95
Sale

Siemens / ITE

JD63T400 - Siemens - Trip Unit

In stock

(0)

Regular price From $575.83

Regular price ~~$839.99~~ Sale price From $575.83
Siemens / ITE

LD63T450 - Siemens - 450 Amp Trip Unit

In stock

(0)

Regular price $1,063.29
Sale

Siemens / ITE

LD63T500 - Siemens - 500 Amp Trip Unit

In stock

(0)

Regular price $675.21

Regular price ~~$688.99~~ Sale price $675.21
Sale

Siemens / ITE

MD63T800 - Siemens - Trip Unit

In stock

(0)

Regular price $1,478.81

Regular price ~~$1,508.99~~ Sale price $1,478.81
Sale

Siemens / ITE

ND63T120 - Siemens - Trip Unit

In stock

(0)

Regular price $1,759.09

Regular price ~~$1,794.99~~ Sale price $1,759.09
Sale

Siemens / ITE

PD63T120 - Siemens - Trip Unit

In stock

(0)

Regular price $4,194.39

Regular price ~~$16,398.00~~ Sale price $4,194.39
Sale

Siemens / ITE

PD63T160 - Siemens - Trip Unit

In stock

(0)

Regular price $3,919.99

Regular price ~~$16,398.00~~ Sale price $3,919.99
Siemens / ITE

MD63T600 - Siemens - Trip Unit

In stock

(0)

Regular price $1,371.99
Sale

Siemens / ITE

ND63T900 - Siemens - Trip Unit

In stock

(0)

Regular price $1,759.09

Regular price ~~$13,233.00~~ Sale price $1,759.09
Sale

Eaton Cutler-Hammer

JT3150FA - Eaton - Trip Unit

In stock

(0)

Regular price From $553.69

Regular price ~~$705.99~~ Sale price From $553.69
Eaton Cutler-Hammer

QBHW3100HS - Eaton - 100 Amp Trip Unit & Programmer

In stock

(0)

Regular price From $330.25
Sale

Siemens / ITE

HED43B050L - Siemens - 50 Amp Trip Unit & Programmer

In stock

(0)

Regular price $563.49

Regular price ~~$574.99~~ Sale price $563.49
Sale

Siemens / ITE

FD63T100 - Siemens - 100 Amp Trip Unit

In stock

(0)

Regular price $440.99

Regular price ~~$2,729.00~~ Sale price $440.99
Sale

Siemens / ITE

FD63T150 - Siemens - 150 Amp Trip Unit

In stock

(0)

Regular price $458.63

Regular price ~~$2,729.00~~ Sale price $458.63
Sale

Eaton Cutler-Hammer

MES3800LSIG - Eaton - Trip Unit

In stock

(0)

Regular price From $3,294.75

Regular price ~~$3,735.99~~ Sale price From $3,294.75
Sale

Eaton Cutler-Hammer

LT3500T - Eaton - Trip Unit

In stock

(0)

Regular price From $933.93

Regular price ~~$1,058.99~~ Sale price From $933.93
Sale

Eaton Cutler-Hammer

LT3450T - Eaton - Trip Unit

In stock

(0)

Regular price From $1,013.31

Regular price ~~$1,148.99~~ Sale price From $1,013.31