SQUARE D Thermal Unit: 20 Trip Class, B2.10
SQUARE Electrical.
SKU 3G-OTH-38878
Also listed as: B210 · B2 10 · B2-10
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
Need installation or engineering help?
Ask a question
Product Description
SQUARE Electrical.
Frequently Asked Questions
What is the SQUARE D B2.10 thermal unit used for?
The SQUARE D B2.10 thermal unit is an overload relay component used in motor starters to protect motors from overheating due to sustained overcurrent. It is commonly applied in industrial motor control panels, HVAC systems, and conveyor drives where reliable thermal protection is required.
What are the specifications of the SQUARE D B2.10 thermal unit?
The SQUARE D B2.10 thermal unit has a trip class of 20 and is designed for use with SQUARE D motor starters. The manufacturer part number is B2.10. It provides inverse-time thermal protection, ensuring the motor is disconnected before damage occurs from prolonged overload conditions.
Where to buy SQUARE D B2.10 thermal units worldwide?
You can source the SQUARE D B2.10 thermal unit 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?
To select the correct SQUARE D thermal unit, match the motor full-load current (FLC) to the unit's trip range. The B2.10 is a trip class 20 unit, suitable for standard motor starting. Always verify the manufacturer part number and consult the motor starter's documentation to ensure proper thermal protection coordination.
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.
