Square D ECB24020G3 PowerLink G3 Molded Case Circuit Breaker | 2-Pole 20A 480V Bolt-On
Square D ECB24020G3 PowerLink G3 Molded Case Circuit Breaker | 2-Pole 20A 480V Bolt-On
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Square D ECB24020G3 – PowerLink™ G3 Remotely Operated Molded Case Circuit Breaker
The Square D ECB24020G3 is a 2-pole, 20-amp thermal magnetic molded case circuit breaker engineered for commercial and industrial lighting control applications. Part of Schneider Electric's PowerLink™ G3 series, this bolt-on breaker delivers remote operation capability, reliable overload protection, and high-interrupt performance — all in a compact, panel-ready form factor.
Whether you're building out a lighting control panel, replacing a failed breaker, or spec'ing new equipment, the ECB24020G3 is the OEM-specified solution for 480V PowerLink systems.
Key Features
- Remotely Operated: Designed for integration with Square D PowerLink lighting control systems — enables centralized on/off switching without manual intervention
- Thermal Magnetic Trip: Long-Time (L) and Instantaneous (I) trip functions provide precise overcurrent and short-circuit protection
- High Interrupt Rating: 14 kA at 480Y/277V AC | 65 kA at 120/240V AC — handles demanding fault conditions safely
- Bolt-On Mounting: Secure, vibration-resistant connection ideal for commercial panelboards
- HID Rated: Suitable for high-intensity discharge lighting loads — a critical requirement for warehouse, industrial, and outdoor lighting panels
- Dual Voltage Compatibility: Rated for 480Y/277V AC and 120/240V AC systems
- Wide Wire Range: Accepts 12–8 AWG aluminum and 10–8 AWG copper conductors
Technical Specifications
| Manufacturer Part Number | ECB24020G3 |
| Brand | Square D by Schneider Electric |
| Series | PowerLink™ G3 |
| Breaker Type | ECB-G3 Thermal Magnetic MCCB |
| Number of Poles | 2 |
| Phase | 1-Phase |
| Ampere Rating | 20A |
| Voltage Rating | 480Y/277V AC | 120/240V AC |
| Interrupt Rating | 14 kA @ 480Y/277V AC | 65 kA @ 120/240V AC |
| Trip Functions | Long-Time (L) + Instantaneous (I) |
| Mounting Type | Bolt-On |
| Operation Type | Remotely Operated |
| Application | HID Rated – Lighting Control |
| Wire Range | 12–8 AWG Aluminum | 10–8 AWG Copper |
Compatible Applications
- Square D PowerLink lighting control panels
- Commercial and industrial lighting circuits
- HID (High-Intensity Discharge) lighting systems
- 480V panelboards requiring remote breaker control
- Retrofit or replacement of existing ECB-G3 breakers
Why Choose Alpha Brokers & Controls?
We specialize in hard-to-find and in-demand electrical components from trusted brands like Square D / Schneider Electric. Every product we sell is inspected and verified before shipping. Fast fulfillment, reliable sourcing, and expert support — that's the Alpha Brokers difference.
Questions about compatibility or installation? Contact our team — we're here to help you get the right part, right away.