Best Square D 12amp Main Breaker

Square D - QO2100CP QO 100-Amp Two-Pole Circuit Breaker

120/240V, For Older Model Load Centers Without Pan Rail Slots.
QO 2-20 Amp one-pole tandem replacement circuit breaker.
Offers 2 poles in the space of 1 as the replacement breaker is for use in old-style, non-class CTL QO load centers and has a maximum load of 240 volts.
The breaker features Qwik-Open and a Visi-Trip indicator to easily identify a tripped breaker.
Trip thermally (in an overload situation) or magnetically (under a short circuit situation).

QOM 150 Amp 22k AIR QOM2 Frame Size main circuit breaker for QO and Homeline Load Centers.
QOM2 frame size main circuit breaker that is field-installable.
Protect a breaker panel in a QO or Homeline 150 - 225 Amp main lug load center or CSED with this QOM2 frame size main breaker.

Each Circuit Breaker comes with two 4 AWG copper wire lugs with 1/4" holes, two 10mm heat shrink tubes (one red, one black), two 1" stainless steel self-tapping sheet metal hex-head screws with rubber padded metal washers, two rubber washers and 4 copper washers. The hardware is designed to allow the circuit breaker to be attached to a sheet metal surface, although wood screws (not included in this kit) can be used with the copper washers if necessary to attach to a wood or fiberglass substrate..
These circuit breakers are an excellent way to protect you car, truck, boat or RV's DC accessories in the event of a short circuited or overloaded condition. When tripped, this DC breaker will remove power to the circuit & place itself in a visibly noticeable "tripped" condition, but can easily be reset by manually flipping the red reset lever back into the dc circuit breaker housing. It is a resettable fuse that can also by manually "tripped" by depressing the red button on top of the breaker..
This 100 amp breaker is an auto or marine circuit breaker that can also be used as a power disconnect switch. It is an excellent solution for placing between a battery and 100 Amp Accessory, to use as an amp disconnect switch, as a main 100 amp marine circuit breaker, ....

【Compatible Models】Generator Interlock Kit Compatible with Square D Homeline Meter Main 150 or 200 amp Breaker.
【Safety Generator Interlock kit】This kit avoids the inconveniences that an unexpected power outage can cause. It is used to direct generator power....
【Package Contents】Our Generator Interlock kit include 1 × Interlock plate, 2 × Shoulder Screws, 2 × Hex Nuts, 1 × Generator Start-Up Procedure....
【Buy Risk Free】All Our interlock Kits are backed by Lifetime warranty.Simply email us back if our product ever fails you and we'll mail you a new....

QOM 125 Amp 22k AIR QOM2 Frame Size main circuit breaker for QO and Homeline Load Centers.
QOM2 frame size main circuit breaker that is field-installable.
Protect a breaker panel in a QO or Homeline 150 - 225 Amp main lug load center or CSED with this QOM2 frame size main breaker.