Description
The Eaton Cutler-Hammer QBH1020CAF is a 1-pole molded case combination arc fault circuit breaker designed to provide both overcurrent and arc fault protection in residential and commercial systems. Rated for 20 amps and 120/240 VAC, this breaker ensures enhanced electrical safety by detecting and interrupting arcing faults that standard breakers cannot sense. The QBH1020CAF features a bolt-on connection and a 22 kA interrupting capacity, making it suitable for high-performance electrical panels and load centers.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Eaton Cutler-Hammer |
| Category |
Circuit Breaker |
| Part Number |
QBH1020CAF |
| Subcategory |
Molded Case |
| Series |
QUICKLAG QB |
| Type |
Combination Arc Fault (CAFCI) |
| Poles |
1 |
| Amperage |
20 A |
| Voltage Rating |
120/240 VAC |
| Interrupting Capacity (AIC) |
22 kA @ 120 V |
| Trip Function |
Thermal-Magnetic (LI - Long Time & Instantaneous) |
| Mounting Style |
Bolt-On |
| Phase |
Single-Phase |
| Protection Type |
Arc Fault and Overcurrent |
| Certifications |
UL Listed, CSA Approved |
| Country of Origin |
Dominican Republic |
| Dimensions (H × W × D) |
3.5″ × 1″ × 3″ |
| Weight |
0.72 lb |
Information About QBH1020CAF
The QBH1020CAF is part of Eaton’s QUICKLAG QB Series, known for dependable protection, compact form, and compatibility with commercial-grade panelboards. This breaker integrates combination arc fault (CAFCI) technology that detects both parallel and series arcing conditions to prevent potential fire hazards. Built with thermal-magnetic trip mechanisms, it provides long-time overload and instantaneous short-circuit protection. The bolt-on mounting design allows secure installation, ensuring reliability and consistent electrical performance in branch circuits and panelboard applications.
Key Features:
- Combination Arc Fault Protection: Detects both series and parallel arcing conditions for enhanced fire safety.
- Thermal-Magnetic Trip Unit: Provides precise overload and short-circuit response for circuit stability.
- High Interrupting Capacity: Rated at 22 kA @ 120 V for strong fault interruption performance.
- Bolt-On Mounting: Ensures a solid and vibration-resistant connection for long-term operation.
- Single-Pole Design: Simplifies wiring for 120/240 V AC branch circuits.
- Durable QUICKLAG Construction: Designed for heavy-duty residential and light commercial panels.
- UL and CSA Certified: Complies with North American electrical safety standards.
- Compact Dimensions: Fits standard load center configurations for easy installation.
The QBH1020CAF delivers the reliability and precision required for safe, code-compliant arc fault protection in modern electrical systems.
