Description
The Square D FH26100AB is a two-pole molded case circuit breaker designed to deliver dependable overcurrent and short-circuit protection in high-voltage electrical distribution systems. Rated at 100 amps and 600 volts AC, this breaker uses thermal-magnetic trip technology to ensure stable protection under varying load conditions. It features I-Line style plug-in mounting for efficient installation in compatible panelboards.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Square D |
| Category |
Circuit Protection |
| Part Number |
FH26100AB |
| Subcategory |
Circuit Breakers |
| Series |
FH |
| Product Type |
Molded Case Circuit Breaker |
| Rated Current |
100 A |
| Number of Poles |
2 |
| Phase |
Single Phase |
| Voltage Rating |
600 V AC |
| Protection Type |
Thermal-Magnetic |
| Interrupting Rating |
25 kA @ 480 V AC |
| Connection Type |
I-Line Style Plug-In |
| Functions |
Long-Time and Instantaneous (LI) |
| Application |
Power Distribution |
| Weight |
3.5 lb (approx.) |
Information About FH26100AB
The FH26100AB is part of Square D’s FH series within the I-Line family of molded case circuit breakers, engineered for compact design and reliable performance in commercial and industrial applications. This breaker incorporates a thermal-magnetic trip unit that provides long-time overload protection combined with instantaneous short-circuit response. Its I-Line style plug-in connection allows secure mechanical seating and consistent electrical contact within Square D distribution equipment. Designed for single-phase systems, the breaker meets industry requirements for safe and compliant circuit protection.
Key Features:
- 100 Amp Current Rating: Supports protection of higher-load branch and feeder circuits.
- Two-Pole Configuration: Designed for single-phase electrical system applications.
- 600V AC Voltage Rating: Suitable for high-voltage commercial and industrial environments.
- Thermal-Magnetic Protection: Combines long-time overload and instantaneous trip functions.
- I-Line Style Plug-In Mounting: Enables fast installation and secure electrical connection.
- High Interrupting Capacity: Rated up to 25 kA at 480 VAC for fault protection.
- FH Series Construction: Compact molded case design optimized for panelboard use.
The FH26100AB delivers the reliability and precision required for commercial and industrial power distribution protection.
