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SQUARE D 8539SCA54V02S NEMA Size 1 Combination Starter with Circuit Breaker - Circuit Breaker Starters with Thermal Overloads
SQUARE DCircuit Breaker Starters with Thermal Overloads

SQUARE D 8539SCA54V02S NEMA Size 1 Combination Starter with Circuit Breaker

The SQUARE D NEMA Combination Starter: Circuit Breaker (SKU 8539SCA54V02S, MPN 8539SCA54V02S) is a three-phase, 3-pole circuit breaker starter with thermal overloads from the Series 8539. It features a NEMA Size 1…

SKU 3G-OTH-44322

Brand
SQUARE D
Item
8539SCA54V02S NEMA Size 1 Combination Starter with Circuit Breaker
Part Number
8539SCA54V02S
Category
Circuit Breaker Starters with Thermal Overloads
Available to Order
Also known as:8539SCA54V02SSQUARE D
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Technical specs
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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 D
Manufacturer Part Number
8539SCA54V02S
Series
8539
Type
NEMA Size 1, NEMA-Rated 12
AC
120V
Phase
Three
Poles
3
Poles/Phase
3 Pole / Three Phase
Coil Voltage
120V AC
Operator Type
No Operator
Control Transformer
No
Includes Pilot Light
No
Maximum Voltage Rating
600V AC
Thermal Units Required
3 Melting Alloy Units (Not Included)
Includes Auxiliary Contacts
No

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

Product Description

The SQUARE D NEMA Combination Starter: Circuit Breaker (SKU 8539SCA54V02S, MPN 8539SCA54V02S) is a three-phase, 3-pole circuit breaker starter with thermal overloads from the Series 8539. It features a NEMA Size 1, NEMA-Rated 12 enclosure, a coil voltage of 120V AC, and a maximum voltage rating of 600V AC. This unit requires 3 melting alloy thermal units (not included) and does not include a control transformer, pilot light, or auxiliary contacts.

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 8539SCA54V02S combination starter used for?

The SQUARE D 8539SCA54V02S NEMA combination starter is used to control and protect three-phase motors in industrial applications. It combines a circuit breaker and a starter with thermal overloads in a NEMA 12 enclosure, making it suitable for environments requiring protection against dust and dripping liquids.

What are the specifications of the SQUARE D 8539SCA54V02S combination starter?

The SQUARE D 8539SCA54V02S is a three-phase, 3-pole NEMA Size 1 combination starter with a maximum voltage rating of 600V AC and a coil voltage of 120V AC. It requires 3 melting alloy thermal units (not included) and does not include a control transformer, pilot light, or auxiliary contacts.

Where to buy the SQUARE D 8539SCA54V02S combination starter worldwide?

You can source the SQUARE D 8539SCA54V02S combination starter from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring your order arrives reliably. Contact us for availability and lead time.

How to select thermal units for the SQUARE D 8539SCA54V02S starter?

To select thermal units for the SQUARE D 8539SCA54V02S starter, refer to the motor's full-load current rating and choose SQUARE D melting alloy thermal units that match that current. The starter requires three units, one per phase. Always consult the manufacturer's selection table for proper overload protection.

Used in

Common applications for SQUARE D
Commercial building electrical panels — Square D QO series plug-in circuit breakers for branch circuit protection
Industrial motor control centers — Square D QOB series bolt-on breakers in NQOD panelboards
Heating equipment installations — Square D QOU series unit-mount breakers for overcurrent protection
Outdoor electrical distribution — Square D L-Frame enclosures housing LAL/LHL breakers for 400 A service
Indoor facility power distribution — Square D Q-Frame enclosures with QBL/QDL breakers for 225 A circuits
Retrofit and replacement in existing Square D load centers — QO series breakers for 120/240V AC systems
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SQUARE D Products

3G Electric supplies SQUARE D circuit breaker starters with thermal overloads. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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