Eaton QPHW1050 Industrial Thermal-Magnetic Circuit Breaker - UL Listed
Part Number: QPHW1050
Quick Summary
Eaton Quicklag thermal magnetic circuit breaker protects industrial electrical systems by interrupting fault Currents in panels and switchgear. Engineers often wrestle with nuisance trips and selecting protection for mixed loads, risking downtime and unexpected shutdowns. This unit carries HACR rating and is CSA certified and UL listed, enabling safe integration into industrial panels and compliance-ready installations. With plug-on mounting and fixed terminals, it simplifies installation in control panels and distribution boards, delivering reliable protection with minimal wiring effort. The 50 A rating, 120/240 V voltage, and 22 kAIC interrupt capability translate to robust performance in demanding environments while supporting efficient, cost-controlled operations.
Product Information
Extended Description
QPHW1050 Eaton: Eaton Quicklag Type QPH Industrial Thermal-Magnetic Circuit Breaker,Industrial circuit breaker,50 A,22 kAIC,Single-pole,120/240 V,Thermal-magnetic,Q17,QPHW,Fixed,Non-Interchangeable
Product Name
Eaton Quicklag thermal magnetic circuit breaker
Catalog Number
QPHW1050
UPC
786679387115
Product Length/Depth
3.1 in
Product Height
1 in
Product Width
3.1 in
Product Weight
0.4 lb
Warranty
1 year
Compliances
HACR Rated
Certifications
CSA Certified UL Listed
Circuit breaker type
QPHW
Mounting Method
Plug-on
Number of poles
Single-pole
Terminals
Fixed
Type
Industrial circuit breaker
Amperage Rating
50 A
Interrupt rating
22 kAIC
Trip Type
T268
Voltage rating
120/240 V
Options
Non-Interchangeable
Quantity
17
Feature: Thermal-magnetic trip mechanism combines fast magnetic response for high-energy faults with thermal protection for overloads. Impact: minimizes nuisance tripping while preserving selective coordination across circuits. Application: ideal for panelboards and control cabinets in automated manufacturing environments. Feature: 50 A amperage rating with 22 kAIC interrupt capacity. Impact: safeguards feeders and motors from short circuits without unnecessary trips, reducing downtime. Application: distribution boards feeding critical machine lines in manufacturing plants. Feature: Voltage rating of 120/240 V and single-pole configuration with fixed terminals. Impact: straightforward integration into common AC power systems and reliable field wiring. Application: industrial control panels and machine tool applications. Feature: Plug-on mounting and fixed terminals. Impact: simplifies retrofit and new installations, saving time and reducing wiring complexity. Application: service upgrades and new builds in factory environments. Feature: HACR rated with UL Listed and CSA Certified. Impact: ensures regulatory compliance and safe operation in commercial/industrial facilities. Application: electrical distribution in factories, processing plants, and large commercial spaces. Feature: Compact, robust construction with clear ratings (50 A, 22 kAIC). Impact: long service life in harsh environments and predictable maintenance planning. Application: control panels and power distribution units in industrial settings.
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FAQs
QPHW1050 uses plug-on mounting with fixed terminals, enabling fast retrofit and straightforward integration into many Eaton panel configurations. It fits standard industrial enclosures and simplifies wire routing, reducing install time and cleanup in control rooms and machine centers.
The device provides a 50 A amperage rating with a 22 kAIC interrupt capacity, and a voltage rating of 120/240 V. It is a single-pole, industrial circuit breaker with thermal-magnetic trip characteristics, designed for reliable protection of individual branch circuits.
Yes. The 50 A rating with high interrupt capacity supports motor feeders and motors with inrush. Its thermal-magnetic trip provides selective protection, helping avoid unnecessary motor trips while ensuring fast response to short circuits in automated lines.
QPHW1050 is HACR rated and UL Listed with CSA Certification, confirming compliance with electrical safety and performance requirements for industrial and commercial applications.
Expect minimal ongoing maintenance due to solid-state trip coordination and robust construction. The unit’s 1-year warranty and standardization with UL and CSA certifications simplify spares planning and reduce total cost of ownership across distributed panels.