


N.I.B. Square D 50 amp circuit breaker QOB150 bolt on ( style)
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
N.I.B. Square D 50 amp circuit breaker QOB150 bolt on ( style)QOB Bolt On Three pole thermal magnetic circuit breakers provide overcurrent protection and switching on AC and DC systems. Bolt on QOB circuit breakers are for use in NQOB and NQOD panelboards. QOB circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. The tripping mechanisms in three pole circuit breakers operate such that an overcurrent on any pole of the circuit breaker
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