QOU350 - 50 Amp Circuit Breaker
- 50 Amp
- 10k @ 240VAC
- 3 Pole
Purchase Options: New In Box
QOU350 - 50 Amp Circuit Breaker Description
QOU350 - 50 Amp Circuit Breaker
The Schneider Electric QOU350 is a compact 3-pole, 50-amp circuit breaker engineered for reliable overcurrent protection in residential, commercial, and OEM applications. Featuring a thermal-magnetic trip mechanism, it safeguards against both short-circuits and overloads, making it ideal for installations requiring safety and flexibility.
Key Features and Benefits
- Reliable Overcurrent Protection: Safeguards circuits and attached equipment from both short‑circuits and overloads with a dependable thermal‑magnetic trip mechanism.
- Instant and Delayed Tripping: Combines fast-acting magnetic response for sudden faults with delayed thermal protection for manageable overloads, covering a full range of safety scenarios.
- Integrated Manual Disconnect: Internal magnetic strip allows easy manual opening for maintenance or control.
- Compact, OEM‑Friendly Design: Slim unit‑mount form factor slides easily into tight spaces, giving installers flexibility and clean layouts.
- High Fault Handling Capacity: Rated to interrupt up to 10,000 A (10 kA) at 240 VAC, capable of handling major current surges safely.
Technical Specifications
- Current Rating: 50 A
- Poles: 3‑Pole
- Voltage: 120/240 VAC, also rated at 120 V AC and 48 V DC
- Interrupting Capacity: 10 kA at 240 VAC
- Mounting: Unit‑mount
- Connections: Slotted box lugs on line & load sides
- Wire Range: AWG 14–2, copper or aluminum
- Tightening Torque: 45 lbf·in (≈ 5.1 N·m)
- Dimensions (HxWxD): 4.05″ × 2.25″ × 2.95″ (102.9 mm × 57.2 mm × 74.9 mm)
- Weight: 18.4 oz (≈ 522 g)
- Warranty: 18 months
Material Compliance and Certifications
- UL Listed, CSA‑approved, and IEC‑compliant: Meeting recognized industry safety standards.
- Schneider Electric Green Premium certified: Mercury‑free, free of toxic heavy metals and halogens, low‑CO₂ lifecycle footprint.
- RoHS / REACh compliant: Aligned with global hazardous‑substance restrictions.
- Circular design principles: Supporting easy recycling and sustainability efforts.
Where It Works Best
- Safe, stable protection in home panels, commercial switchboards, machinery control panels, or OEM equipment.
- A compact breaker that minimizes panel clutter while offering durable switching and tripping capabilities.
- Flexibility in mounting and wiring, making it suitable for panel retrofits or modular OEM integration.
- Robust performance where high fault tolerance and reliability are required.
Use of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. All trademarks and registered trademarks are the property of their respective owners.
Specifications
- Width:2.25
- Height:4.0
- Depth:2.38
- Poles:3
- Amperes:50
- A.I.C. Rating & Volts:10k @ 240VAC
- Type:QOU
- Approx Dimensions:2.25"W x 4.00"L x 2.38"D
- Additional Notes:Cable-In/Cable-Out, Thermal Magnetic Circuit Breaker
Returns are easy
You may return unused items within 30 days of delivery for a full refund.
FREE shipping on breaker orders over $100 and all other items with orders over $500.
CIRCUIT BREAKER SUPERSTORE® offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).
Same Day Shipping
We strive to ship out your items within one business day.
In rare circumstances, CIRCUIT BREAKER SUPERSTORE® may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.
CIRCUIT BREAKER SUPERSTORE® provides a limited 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer).