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Best Miniature Circuit Breakers Deals Online in the US (10 deals found)

Last Updated - March 15, 2026 Sort By:

Best Choice

New
CHTAIXI 3 Pack 1 Pole Miniature Circuit Breaker, 20 Amp 120V/240V AC DIN Rail Mount Circuit Breaker, Thermal Magnetic Trip MCB C20
FUNCTIONS: Used to protect 110V 120V 220V 230V AC circuit from overload and short circuit damage, and can also be used for control and isolation.

$17.73
New
Chtaixi AC Miniature Circuit Breaker, 20 Amp 120V/240V 2 Pole DIN Rail Mount Circuit Breaker, Thermal Magnetic Trip, Solar AC Disconnect Switch MCB C20
FUNCTIONS: Used to protect 110V 120V 220V 230V AC circuit from overload and short circuit damage, and can also be used for control and isolation.

$12.87
Best Value

New
Chtaixi AC Miniature Circuit Breaker, 20 Amp 120V/240V 1 Pole DIN Rail Mount Circuit Breaker, Thermal Magnetic Trip, Solar AC Disconnect Switch MCB C20
FUNCTIONS: Used to protect 110V 120V 220V 230V AC circuit from overload and short circuit damage, and can also be used for control and isolation.

$7.99
New
Chtaixi AC Miniature Circuit Breaker, 63 Amp 120V/240V 2 Pole DIN Rail Mount Circuit Breaker, Thermal Magnetic Trip, Solar AC Disconnect Switch MCB C63
FUNCTIONS: Used to protect 110V 120V 220V 230V AC circuit from overload and short circuit damage, and can also be used for control and isolation.

$12.87
New
Chtaixi AC Miniature Circuit Breaker, 10 Amp 120V/240V 1 Pole DIN Rail Mount Circuit Breaker, Thermal Magnetic Trip, Solar AC Disconnect Switch MCB C10
FUNCTIONS: Used to protect 110V 120V 220V 230V AC circuit from overload and short circuit damage, and can also be used for control and isolation.

$7.99
New
CHTAIXI DC Miniature Circuit Breaker, 2 Pole 1000V 63 Amp Isolator for Solar PV System, Thermal Magnetic Trip, DIN Rail Mount, Chtaixi DC Disconnect Switch C63
FUNCTIONS: Used to protect power distribution facilities from overload and short-circuit damage, and can also be used for control and isolation.

$15.98
New
KERWINN Miniature Circuit Breaker 120V/240V ac Circuit Breaker 2Pole 32Amp Smart Circuit Breaker DIN Rail Mount for Marine Power Systems,Solar photovoltaic Systems(C32A)
Product Name: AC circuit breaker, Model: DZ47N-63-2P, Rated voltage: 120V/240V AC, Number of poles: 2pole, Rated current: 32A

$9.99
New
DIHOOL Solar Disconnect Switch, 30 Amp 2 Pole, DIN Rail Mount, Non Polarized, 12V 24V 48V 400V, AC/DC Circuit Breaker, RV Battery Isolator, PV Array MCB, Thermal Magnetic Trip
FUNCTIONS: Used to protect 48~500VDC OR 90~480VAC circuit from overload and short circuit damage and 12~48VDC from overload damage, and can also be used for control and isolation. Size: 54MM x 80MM x 75MM, Fit for 35mm DIN rail.

$13.99
Used
DIHOOL Solar Disconnect Switch, 30 Amp 2 Pole, DIN Rail Mount, Non Polarized, 12V 24V 48V 400V, AC/DC Circuit Breaker, RV Battery Isolator, PV Array MCB, Thermal Magnetic Trip
FUNCTIONS: Used to protect 48~500VDC OR 90~480VAC circuit from overload and short circuit damage and 12~48VDC from overload damage, and can also be used for control and isolation. Size: 54MM x 80MM x 75MM, Fit for 35mm DIN rail.

$11.19
New
KERWINN Miniature Circuit Breaker 120V/240V ac Circuit Breaker 1 Pole 20Amp Smart Circuit Breaker DIN Rail Mount for Marine Power Systems,Solar photovoltaic Systems(C20A)
Product Name: AC circuit breaker, Model: DZ47N-63-1P, Rated voltage: 120V/240V AC, Number of poles: 1 pole, Rated current: 20A

$7.31

10 Miniature Circuit Breakers deals are available from: Amazon stores, starting from $7.31.
The biggest discount we found is 10%% on CHTAIXI 3 Pack 1 Pole Miniature Circuit Breaker, 20 Amp 120V/240V AC DIN Rail Mount Circuit Breaker, Thermal Magnetic Trip MCB C20 at Amazon.
The lowest price we found is $7.31 while the highest is $17.73.
Prices for the best Miniature Circuit Breakers deals average at $11.79.
Last updated on March 15, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Miniature Circuit Breakers.