Description
The General Electric TEYL2070B is a 2-pole thermal magnetic molded case circuit breaker designed for reliable overcurrent and short-circuit protection in grounded 480Y/277 VAC systems. With a current rating of 70 amps and an interrupting capacity of 65kA at 480V, this unit provides dependable performance in commercial and industrial electrical panels. The TEYL2070B features a compact, bolt-on design ideal for panelboard installations where space efficiency and high fault protection are critical.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
General Electric |
| Category |
Circuit Protection |
| Part Number |
TEYL2070B |
| Subcategory |
Molded Case Circuit Breaker |
| Series |
TEYL / Q-Line |
| Amperage |
70A |
| Voltage Rating |
480Y/277 VAC |
| Poles |
2 |
| Phase |
1 |
| Interrupting Capacity |
65kAIC @ 480V |
| Connection Type |
Bolt-On |
| Protection Type |
Thermal Magnetic |
| Trip Function |
LI – Long-Time and Instantaneous |
| Mounting Type |
Panelboard, Bolt-On |
| Frame Type |
TEYL Frame |
| Wire Range |
#4–2/0 AWG Cu/Al |
| Continuous Current Rating |
Standard |
| Instantaneous Trip Setting |
Fixed |
| Long Time Trip Setting |
Fixed |
| Reverse Feed Capability |
Yes |
| Certifications |
UL Listed (E11592), CUL Approved |
| Suitable Applications |
Lighting and Power Distribution Panels |
| Temperature Rating |
40°C |
| Weight |
2.0 lbs |
Information About TEYL2070B
The TEYL2070B is part of General Electric’s TEY/Q-Line bolt-on circuit breaker family, built for precision protection in lighting and distribution panels. It features a thermal magnetic trip mechanism with fixed long-time and instantaneous trip functions, ensuring consistent performance across a wide range of operating conditions. The breaker supports installation in 480Y/277 VAC systems and can also be used in 120/240 VAC or 250 VDC applications, offering exceptional flexibility. With quick-make/quick-break mechanisms, common trip bars, and clear trip indication, the TEYL2070B ensures safe, efficient operation in both new installations and retrofit applications.
Key Features:
- High Interrupting Capacity: Rated 65kAIC at 480V for dependable short-circuit protection.
- Thermal Magnetic Trip: Combines long-time thermal and instantaneous magnetic trip functions for accurate overload and fault response.
- Bolt-On Mounting: Designed for secure and durable installation in GE panelboards.
- Wide Voltage Range: Supports operation at 120/240V, 277V, and 480Y/277V systems.
- Compact One-Inch Frame: Space-efficient design ideal for lighting and distribution panels.
- Quick-Make/Quick-Break Mechanism: Provides fast and reliable circuit interruption for enhanced safety.
- Reverse Feed Capability: Allows installation flexibility in various electrical configurations.
- UL and CUL Approved: Compliant with major safety and performance standards.
The TEYL2070B delivers the reliability and precision required for modern commercial and industrial power distribution systems.
