SQUARE D Thermal Unit: 20 Trip Class, A1.54
SQUARE Electrical.
SKU 3G-OTH-44122
Also listed as: A154 · A1 54 · A1-54
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
Need installation or engineering help?
Ask a question
Product Description
SQUARE Electrical.
Frequently Asked Questions
What is the SQUARE D Thermal Unit A1.54 used for?
The SQUARE D Thermal Unit A1.54 is an overload protection device used in motor starters and controllers. It protects electric motors from damage due to overcurrent or phase loss by tripping the starter when current exceeds the rated threshold. Common in industrial automation, HVAC, and pump systems.
What are the specifications of the SQUARE D Thermal Unit A1.54?
The SQUARE D Thermal Unit A1.54 has a trip class of 20 and a manufacturer part number of A1.54. It is designed for use with SQUARE D motor starters. The trip class indicates the maximum time in seconds the unit can withstand overcurrent before tripping, ensuring motor protection.
Where to buy the SQUARE D Thermal Unit A1.54 worldwide?
You can source the SQUARE D Thermal Unit A1.54 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine SQUARE D components for motor protection applications.
How to select the correct SQUARE D thermal unit for a motor?
Select the SQUARE D thermal unit by matching the motor full-load current (FLC) to the unit's ampere rating, such as the A1.54. Ensure the trip class (e.g., 20) aligns with motor starting characteristics. Consult the motor nameplate and SQUARE D selection charts. 3G Electric can assist with sourcing the correct part.
Used in
Common applications for SQUARESQUARE Products
3G Electric supplies SQUARE electrical. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
