SQUARE D Thermal Unit: 20 Trip Class, A.49
SQUARE Electrical.
SKU 3G-OTH-39899
Also listed as: A49 · A 49 · A-49
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
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Product Description
SQUARE Electrical.
Frequently Asked Questions
What is a Square D thermal unit A.49 used for?
The Square D thermal unit A.49 is a trip class 20 overload relay heater element used in motor starters to protect motors from sustained overcurrent. It is commonly applied in industrial motor control panels, conveyors, pumps, and HVAC equipment across manufacturing and process industries.
What are the specifications of the Square D thermal unit A.49?
The Square D thermal unit A.49 is a trip class 20 overload relay heater element with manufacturer part number A.49. It is designed for use with Square D motor starters to provide thermal overload protection. For exact current range and compatibility, consult the manufacturer's documentation.
Where to buy Square D thermal unit A.49 worldwide?
3G Electric supplies the Square D thermal unit A.49 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this part.
How to select the correct Square D thermal unit for a motor?
Select the Square D thermal unit based on the motor's full-load current rating and ambient temperature. The A.49 is a trip class 20 element, suitable for standard motor starting. Always verify the heater selection table for your specific starter model to ensure proper overload protection.
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.
