Solid quality component. Exactly as described on the product page.
Maintenance team · Ontario
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| Part Number | THQL2120 |
| Amperes | 20 |
| Poles | 2 |
| Voltage | 240 |
| Product Type | circuit-breaker |
Seamless online shopping experience guaranteed with easy shipping and returns policy.
Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.
Meet the THQL2120—a 20 A, 2-pole, 240 V circuit breaker engineered for dependable protection in panelboards, load centers, and distributed electrical systems. While the listing notes the brand as not specified, this unit follows the proven THQL form factor, making it a trusted choice for retrofit work and maintenance planning where keeping a consistent part number matters.
This breaker is ideal for scenarios where you need reliable overcurrent protection for 240 V circuits in residential, commercial, or light industrial panels. Its 2-pole design supports two hot lines with common trip, helping coordinate protection across connected loads and reducing the risk of simultaneous faults.
Why retrofit and maintenance teams choose THQL2120
If you’re unsure about fit or compatibility, AmpState offers guidance to confirm that THQL2120 matches your panelboard or load center. Send a note to verify electrical compatibility before purchasing to keep retrofit projects on schedule.
In practical terms, the THQL2120 helps you:
Purchase with confidence from AmpState and add the THQL2120 to your project queue for a dependable, compatible 20 A, 2P, 240 V breaker designed for straightforward retrofits and ongoing electrical protection.
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General feedback we often hear from customers purchasing industrial electrical parts.
Solid quality component. Exactly as described on the product page.
Maintenance team · Ontario
Packaging was secure and the item arrived clean and ready for installation.
Electrical contractor · GTA
We’ve used this type on multiple jobs and it’s been reliable so far.
Panel shop · Canada/US