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3G Electric
EATON Thermal Unit MSH7-3A, 20 Trip Class - Electrical
EATONElectrical

EATON Thermal Unit MSH7-3A, 20 Trip Class

EATON Electrical.

SKU 3G-OTH-40298

Also listed as: MSH73A · MSH7 3A

Brand
EATON
Item
Thermal Unit MSH7-3A, 20 Trip Class
Part Number
MSH7-3A
Category
Electrical
UNSPSC
39121029 — Isolation transformer
Available to Order
Also known as:MSH7-3AEATON
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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

Technical Specifications

EATON
Manufacturer Part Number
MSH7-3A

Technical Documents

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

Product Description

EATON Electrical.

Frequently Asked Questions

What is the EATON Thermal Unit MSH7-3A used for?

The EATON Thermal Unit MSH7-3A is used as a replaceable overload protection element in motor starters and contactors. It provides thermal overload protection for motors by tripping the circuit when excessive current generates heat, preventing damage to windings and electrical components.

What are the specifications of the EATON Thermal Unit MSH7-3A?

The EATON Thermal Unit MSH7-3A has a 20 Trip Class rating and is designed for use with EATON motor starters. The manufacturer part number is MSH7-3A. It provides precise thermal overload protection by responding to heat buildup from sustained overcurrent conditions.

Where to buy the EATON Thermal Unit MSH7-3A worldwide?

You can source the EATON Thermal Unit MSH7-3A 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 on this thermal unit.

How to install the EATON Thermal Unit MSH7-3A?

To install the EATON Thermal Unit MSH7-3A, first disconnect power to the motor starter. Remove the existing thermal unit by releasing its retaining clip, then insert the new unit ensuring proper alignment with the contactor terminals. Secure the clip and verify trip class settings match motor requirements.

Used in

Common applications for EATON
Commercial electrical distribution — Eaton GHB Series miniature circuit breakers for panelboard overcurrent protection
Industrial motor control — Eaton DS7 soft start for three-phase motor starting in pumps and fans
HVAC and process control — Eaton PowerXL DA1 variable frequency drive for speed control of three-phase AC motors
Machine status indication — Eaton SL4 series tower light modules and mounting bases for visual signaling
Fire alarm systems — Eaton ELSTR and ELSTR-N strobes for wall-mount visual notification
Data center power management — Eaton WEBCARDLXE network management card for remote UPS monitoring
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EATON Products

3G Electric supplies EATON electrical. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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