Mini Circuit Breaker 50A 2 Pole 120/240VAC 10kA Ground Fault 6mA
Mini Circuit Breaker 50A 2 Pole 120/240VAC 10kA Ground Fault 6mA
Mini Circuit Breaker 50A 2 Pole 120/240VAC 10kA Ground Fault 6mA
Mini Circuit Breaker 50A 2 Pole 120/240VAC 10kA Ground Fault 6mA
Mini Circuit Breaker 50A 2 Pole 120/240VAC 10kA Ground Fault 6mA
Square D

Square D QO250GFI Mini Circuit Breaker 50A 2 Pole 120/240VAC 10kA Ground Fault 6mA

  • MPN: QO250GFI
  • UPC: 785901764861
  • PPN: SCH-QO250GFI

CAD

$237.94

/ EA

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Available to Ship Same/Next Business Day if In Stock and Ordered before 12:00 PM EST

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Spec sheet

Description

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip free toggle mechanism with quick make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. This 2 pole QO circuit breaker is rated at 50A at 120/240VAC. This unit provides 10kA breaking capacity and plug in mounting. A full line of features and factory installed accessories are also available such as shunt trips, auxiliary switches and alarm switches. This product includes a 6mA ground fault A with pigtail. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555 This circuit breaker has Class A 6mA ground fault with a pigtail. The box lug connectors will accept one 14 AWG to 6 AWG copper or 12 AWG to 4 AWG aluminum wire. This circuit breaker has a height of 4.12 inches, a width of 1.50 inches and a depth of 2.91 inches. QO circuit breakers are UL Listed under UL File E84967 and are CSA Certified under CSA Master Contract 153555.

Features

  • Engineered with highly sensitive Class A ground fault protection, this breaker continuously monitors current balance and trips immediately at a 6 mA threshold when a leakage is detected. This precise safety mechanism prevents fatal electric shocks and ensures strict compliance with NEC® and CEC guidelines for high-risk wet locations, outdoor equipment, and spa installations..
  • Featuring a robust 50A rating across a two-pole configuration, this breaker switches both hot legs simultaneously to deliver balanced, heavy-duty 120/240V power. It provides specialized, high-capacity overcurrent and short-circuit protection for demanding, dedicated equipment without risking the nuisance tripping common in lower-tier breakers.
  • Outfitted with Square D’s signature high-visibility red mechanical flag, the handle drops to a clear, middle position to provide instant visual notification of a fault condition. This premium diagnostic tool saves maintenance technicians and property managers hours of troubleshooting time, allowing you to immediately differentiate between an electrical trip and a simple manual shutdown.
  • Built with the industry-standard 1.5-inch compact QO profile, this plug-in breaker snaps directly into Square D QO Load Centers, NQ Panelboards, and NQ OEM interiors. The secure, stab-on mechanical connection ensures low-resistance electrical contact and eliminates the hassle of bolted busbar installations, streamlining retrofits for commercial electricians.
  • Rated for a 10,000-ampere interrupting capacity at 120/240VAC, this thermal-magnetic breaker is designed to safely suppress high-energy fault currents before they cause catastrophic damage to your internal distribution wiring. Backed by comprehensive UL and CSA safety certifications, it provides facility managers with absolute peace of mind regarding property protection and insurance compliance.

Documentation & Downloads

Specifications

Additional

Current Rating
50 A
Interrupt Rating
10 kA
Number of Poles
2
Wire Size
AWG 14-6 copper, AWG 12-4 aluminum
Width
38 mm (1.50 in)
Tightening Torque
5 N·m (44.25 lbf·in)
Certifications
UL Listed, CSA Certified
Ambient Air Temperature for Operation
40 °C
Net Weight
0.454 kg
Environmental Disclosure
ENVPEP2212005
RoHS Compliance
Compliant with exemptions; Exemptions yes
Reach Regulation
Contains SVHC above threshold
Product Type
Miniature circuit-breaker
Voltage120/240 V AC
Ground Fault Sensitivity6 mA Class A
Mounting TypePlug-in
Height105 mm (4.12 in)
Depth74 mm (2.91 in)
Electrical ConnectionBox lugs
MaterialMercury Free
Circuit Breaker TypeGround fault protecting Class A 6 mA
Range of ProductQO
Circularity ProfileENVEOLI2212005
China RoHS RegulationProduct out of China RoHS scope
Sustainable Offer StatusGreen Premium product

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