Square D™ QO™ QOB140 Standard Miniature Circuit Breaker, 120/240 VAC, 40 A, 10 kA Interrupt, 1 Pole, Thermal/Magnetic Trip - 17121

Miniature Circuit Breakers
17121 MFG #: QOB140
0.00000 / each

Image 1 for Schneider Electric QOB140
Square D™ QO™ Miniature Circuit Breaker, Standard, 120/240 VAC, 40 A, 50/60 Hz, 10 kA Interrupt, Thermal/Magnetic Trip, 1 Pole, 1 ph, Box Lug, 8 to 2 AWG Wire, Bolt-On Mount, 40 deg C, 2.91 in L x 0.75 in W x 3.12 in H
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  • Features
  • QO™ and 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 two and three-pole circuit breakers operate such that an overcurrent on any pole of the circuit breaker will cause all poles of the circuit breaker to open simultaneously
  • Bolt-on QOB circuit breakers are for use in NQO and NQOD panel boards
  • QO™ and QOB circuit breakers have Visi-Trip® feature, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit
  • 10 kA at 120/240 VAC, 5 kA at 48 VDC interrupt rating
  • 8 to 2 AWG aluminum/copper wire