40 Amp Circuit Breakers

Eaton / Cutler-Hammer CH340

40A 3 Pole Miniature Circuit Breaker

New

$134.40

In Stock
Re-Certified

$29.46

No Stock

Siemens BQ2B040

40A 2 Pole Molded Case Circuit Breaker

New

$36.99

In Stock
Re-Certified

$14.03

No Stock

ABB / General Electric THQL2140

40A 2 Pole Miniature Circuit Breaker

New

$20.78

In Stock
Re-Certified

$4.91

No Stock

Square D FAL34040

40A 3 Pole Molded Case Circuit Breaker

New

$870.00

In Stock
Re-Certified

$199.95

In Stock

ABB / General Electric THQL32040

40A 3 Pole Miniature Circuit Breaker

New

$61.60

In Stock
Re-Certified

$39.98

No Stock

Square D EDB24040

40A 2 Pole Miniature Circuit Breaker

New

$217.00

In Stock
Re-Certified

$159.95

No Stock

ABB / General Electric TED134040

40A 3 Pole Molded Case Circuit Breaker

New

$678.60

In Stock
Re-Certified

$224.99

In Stock

Eaton / Cutler-Hammer BR340

40A 3 Pole Miniature Circuit Breaker

New

$89.99

In Stock
Re-Certified

$26.63

No Stock

Eaton / Cutler-Hammer BR240

40A 2 Pole Miniature Circuit Breaker

New

$17.34

In Stock
Re-Certified

$5.26

No Stock

Federal Pacific NA240

40A 2 Pole Miniature Circuit Breaker

New

$124.99

No Stock
Re-Certified

$48.56

In Stock

Siemens BQ3B040

40A 3 Pole Molded Case Circuit Breaker

New

$116.99

In Stock
Re-Certified

$47.68

No Stock

Square D QOB240GFI

40A GFCI Miniature Circuit Breaker

New

$279.98

In Stock

Square D HOM240

40A 2 Pole Miniature Circuit Breaker

New

$20.16

In Stock
Re-Certified

$6.12

No Stock

ABB / General Electric THQC2140WL

40A 2 Pole Molded Case Circuit Breaker

New

$31.57

In Stock

Eaton / Cutler-Hammer EHD3040

40A 3 Pole Molded Case Circuit Breaker

New

$543.20

No Stock
Re-Certified

$295.51

In Stock

Square D EJB34040

40A 3 Pole Miniature Circuit Breaker

New

$541.80

In Stock
Re-Certified

$377.00

In Stock

Square D EHB34040

40A 3 Pole Molded Case Circuit Breaker

New

$2,610.00

Inquire
Re-Certified

$1,095.00

In Stock

Eaton / Cutler-Hammer QBGFT2040

40A GFCI Miniature Circuit Breaker

New

$298.61

In Stock

Square D QOB140

40A 1 Pole Miniature Circuit Breaker

New

$20.62

In Stock
Re-Certified

$7.02

No Stock

Square D FH36040

40A 3 Pole Molded Case Circuit Breaker

New

$793.80

In Stock
Re-Certified

$339.95

In Stock

Siemens B240H

40A 2 Pole Miniature Circuit Breaker

New

$84.10

In Stock
Re-Certified

$28.05

No Stock

Eaton / Cutler-Hammer CHF240

40A 2 Pole Miniature Circuit Breaker

New

$35.28

In Stock

Eaton / Cutler-Hammer HFD3040

40A 3 Pole Molded Case Circuit Breaker

New

$914.95

No Stock
Re-Certified

$479.98

In Stock

Square D EDB14040

40A 1 Pole Miniature Circuit Breaker

New

$92.80

In Stock
Re-Certified

$28.05

No Stock

Sort by

Filter By

Eaton / Cutler-Hammer CH340

Siemens BQ2B040

ABB / General Electric THQL2140

Square D FAL34040

ABB / General Electric THQL32040

Square D EDB24040

ABB / General Electric TED134040

Eaton / Cutler-Hammer BR340

Eaton / Cutler-Hammer BR240

Federal Pacific NA240

Siemens BQ3B040

Square D QOB240GFI

Square D HOM240

ABB / General Electric THQC2140WL

Eaton / Cutler-Hammer EHD3040

Square D EJB34040

Square D EHB34040

Eaton / Cutler-Hammer QBGFT2040

Square D QOB140

Square D FH36040

Siemens B240H

Eaton / Cutler-Hammer CHF240

Eaton / Cutler-Hammer HFD3040

Square D EDB14040

Thousands of Items. Super Low Prices.