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3G Electric
SQUARE D Thermal Unit, Trip Class 20, A6.20 - Electrical
SQUAREElectrical

SQUARE D Thermal Unit, Trip Class 20, A6.20

SQUARE Electrical.

SKU 3G-OTH-41030

Also listed as: A620 · A6 20 · A6-20

Brand
SQUARE
Item
D Thermal Unit, Trip Class 20, A6.20
Part Number
A6.20
Category
Electrical
UNSPSC
39121029 — Isolation transformer
Available to Order
Also known as:A6.20SQUARE
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Technical Specifications

SQUARE
Manufacturer Part Number
A6.20

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SQUARE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

SQUARE Electrical.

Frequently Asked Questions

What is the SQUARE D Thermal Unit A6.20 used for?

The SQUARE D Thermal Unit A6.20 is an overload relay heater element used in motor starters to protect motors from overcurrent damage. 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 Thermal Unit A6.20?

The SQUARE D Thermal Unit A6.20 has a trip class of 20 and a manufacturer part number of A6.20. It is designed for use with SQUARE D motor starters to provide accurate thermal overload protection. Always verify compatibility with your specific starter model before installation.

Where to buy SQUARE D Thermal Unit A6.20 worldwide?

You can source the SQUARE D Thermal Unit A6.20 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact our team for a quote and lead time on this part.

How to select the correct SQUARE D thermal unit for a motor starter?

Select the SQUARE D thermal unit by matching the motor full-load current (FLC) to the heater element's ampere rating range. The A6.20 is a trip class 20 unit, suitable for standard motor starting applications. Consult the SQUARE D selection table or your starter manual for precise matching.

Used in

Common applications for SQUARE
Commercial building lighting control — Square D 8903LO60V04 (6-pole, 30 A, 277V AC coil) for switching large-area lighting in offices and retail spaces.
Warehouse lighting — Square D 8903LO1000V02 (10-pole, 30 A, 120V AC coil) for centralized control of high-bay lighting circuits.
Parking lot lighting — Square D 8903SPO2V04 (3-pole, 60 A, 277V AC coil) for remote switching of exterior lighting groups.
Manufacturing facility lighting — Square D 8903LO1200V02 (12-pole, 30 A, 120V AC coil) for multi-circuit lighting control in production areas.
Industrial facility lighting — Square D 8903SMO2V02 (3-pole, 30 A, 120V AC coil) for switching lighting in small zones or individual rooms.
Large-scale lighting systems — Square D 8903LO80V02 (8-pole, 30 A, 120V AC coil) for controlling multiple lighting circuits from a single point.
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SQUARE 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.

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