We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

SQUARE D Thermal Unit: 20 Trip Class, A1.25 - Electrical
SQUAREElectrical

SQUARE D Thermal Unit: 20 Trip Class, A1.25

SQUARE Electrical.

SKU 3G-OTH-41703

Also listed as: A125 · A1 25 · A1-25

Brand
SQUARE
Item
D Thermal Unit: 20 Trip Class, A1.25
Category
Electrical
UNSPSC
39121029 — Isolation transformer
Available to Order
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Worldwide Shipping
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Technical specs
1-Day Quote
Replies within 24h

Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

SQUARE
Manufacturer Part Number
A1.25

Technical Documents

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

Product Description

SQUARE Electrical.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the SQUARE D Thermal Unit A1.25 used for?

The SQUARE D Thermal Unit A1.25 is used as an overload protection device in motor starters and contactors. It protects electric motors from damage due to prolonged overcurrent by tripping the circuit when current exceeds a preset level for a given time, ensuring safe operation in industrial machinery.

What are the specifications of the SQUARE D Thermal Unit A1.25?

The SQUARE D Thermal Unit A1.25 has a trip class of 20 and a manufacturer part number of A1.25. It is designed for use with SQUARE D motor starters and contactors, providing thermal overload protection. The trip class indicates the maximum time in seconds to trip at 600% of rated current.

Where to buy the SQUARE D Thermal Unit A1.25 worldwide?

You can source the SQUARE D Thermal Unit A1.25 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 provide reliable sourcing for this SQUARE D component.

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 ampere rating range. The trip class (e.g., 20) determines the overload relay's response time. Consult the motor nameplate and SQUARE D selection tables to ensure proper protection without nuisance tripping.

Used in

Common applications for SQUARE
Industrial power distribution — Square D HU362AWC non-fusible safety switch for disconnecting three-phase loads up to 60 A.
Busway branch circuits — Square D PQ4203G fusible bus plug for overcurrent protection in I-Line busway systems.
Panelboard surge protection — Square D HL4IMA24C SPD for transient voltage suppression in 277/480V AC wye systems.
Power distribution in control panels — Square D 9080LBA263106 open distribution block for splitting 400 kcmil conductors.
Machine control stations — Square D 9001BG303 push-button station for open/close/stop operations in industrial machinery.
Motor starting and protection — Square D 8536SBG2V02H30S NEMA starter for non-reversing three-phase motor control up to 18 A.

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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