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EATON FH40 Thermal Unit, Class 20 Trip - Electrical
EATONElectrical

EATON FH40 Thermal Unit, Class 20 Trip

EATON Electrical.

SKU 3G-OTH-39680

Also listed as: FH 40 · FH-40

Brand
EATON
Item
FH40 Thermal Unit, Class 20 Trip
Category
Electrical
UNSPSC
39121029 — Isolation transformer
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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
FH40

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 FH40 thermal unit used for?

The EATON FH40 thermal unit is used for overload protection in motor starters and contactors. It provides Class 20 trip protection, meaning it will trip within 20 seconds at 600% of rated current, safeguarding motors from overheating and damage in industrial electrical systems.

What are the specifications of the EATON FH40 thermal unit?

The EATON FH40 thermal unit has a manufacturer part number FH40 and is a Class 20 trip class device. It is designed for use with EATON motor starters and contactors to provide precise thermal overload protection. For exact current ratings and compatibility, consult the product datasheet.

Where to buy the EATON FH40 thermal unit worldwide?

You can source the EATON FH40 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 EATON components for industrial applications.

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

To select the correct EATON thermal unit, match the motor full-load current (FLA) to the unit's trip range. The FH40 is a Class 20 unit, suitable for standard motor starting. Always verify compatibility with your specific EATON contactor or starter model, and follow NEC or local codes for sizing.

Used in

Common applications for EATON
Industrial control panels — Eaton M22 flush push buttons for momentary machine start/stop commands
Motor control centers — Eaton NEMA reversing starters with electronic overloads for conveyor belt direction control
HVAC systems — Eaton definite purpose starters with thermal overloads for compressor and fan motor protection
Process automation — Eaton SL7 tower lights with IP66 bases for visual status indication in wet environments
Machine tool signaling — Eaton 10250T LED pilot lights with push-to-test for operator panel status lamps
Access control — Eaton M22 keyed selector switches for equipment mode selection in secured areas

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
The EATON FH41 is a thermal overload protection device with a Class 20 trip characteristic. It is used in motor starters and contactors to protect electric motors from sustained overcurrent conditions. Typical applications include industrial machinery, pumps, fans, and conveyor systems
EATON
The EATON FH41 is a thermal overload protection device with a Class 20 trip characteristic. It is used in motor starters and contactors to protect electric motors from sustained overcurrent conditions. Typical applications include industrial machinery, pumps, fans, and conveyor systems
Thermal overload unit for motor starters and contactors. Provides Class 20 trip protection, designed to safeguard motors from sustained overloads in industrial electrical systems
EATON
Thermal overload unit for motor starters and contactors. Provides Class 20 trip protection, designed to safeguard motors from sustained overloads in industrial electrical systems
EATON Thermal Unit: 20 Trip Class, FH45
EATON
EATON Thermal Unit: 20 Trip Class, FH45
The EATON FH20 is a Class 20 thermal unit used for overload protection in motor starters and contactors. It provides trip protection within 20 seconds at 600% of rated current, helping prevent motor overheating in industrial electrical systems
EATON
The EATON FH20 is a Class 20 thermal unit used for overload protection in motor starters and contactors. It provides trip protection within 20 seconds at 600% of rated current, helping prevent motor overheating in industrial electrical systems
Thermal overload unit for motor starters and contactors. Provides Class 20 trip protection, designed to safeguard motors from overload conditions in industrial electrical systems
EATON
Thermal overload unit for motor starters and contactors. Provides Class 20 trip protection, designed to safeguard motors from overload conditions in industrial electrical systems
EATON Thermal Unit: 20 Trip Class, FH44
EATON
EATON Thermal Unit: 20 Trip Class, FH44

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