Overview
The Square D EHB14020 is a single-pole, 20-amp molded case circuit breaker engineered for commercial and industrial electrical systems. This 1-pole, 20A bolt-on molded case circuit breaker delivers 14kAIC at 277V. Part of the legacy EHB Series, the EHB14020 provides dependable overcurrent protection for facilities still operating NEHB panelboards. It delivers reliable overcurrent protection for commercial and industrial facilities, complete with a Visi-Trip indicator to easily spot tripped circuits.
Key Features
- 1-pole thermal magnetic molded case circuit breaker with a current rating of 20 amps and voltage rating of 277VAC
- Bolt-on connection type and includes long time and instantaneous trip functions
- Features a 14kAIC rating at 277VAC and is HACR and SWD rated
- Visi-Trip indicator for quick identification of tripped circuits
- Thermal-magnetic protection mechanism for reliable fault detection
Technical Specifications
The EHB14020 is built to industrial standards with proven field performance in legacy electrical systems.
Typical Applications
- Commercial building electrical distribution systems
- Industrial facility panelboard protection
- Retrofit and maintenance applications in existing NEHB installations
- Single-phase load protection in branch circuits
Compatibility & Replacements
Compatible With
- Fits legacy NEHB commercial panelboards
- Square D EHB Series legacy equipment
- 277 VAC single-phase electrical systems
- Thermal-magnetic protection schemes
Replaces / Drop-In Replacement For
The EHB14020 is a standard catalog breaker for NEHB panelboard applications. If upgrading your system, an NF panelboard with EDB series breakers is required. For modern installations, consider Schneider Electric (Square D’s parent company) current offerings such as the QO or QOB series.
Works With
- Schneider Electric / Square D legacy NEHB panelboards
- Standard 277VAC single-phase distribution systems
- NETA, UL 1066, and UL 489 compliant electrical systems
- HACR and SWD-rated electrical installations
