Lovato Electric, RF38 Thermal Overload Relay NO/NC, Trip Dial: 13 → 18 A, 13A, 18 A F.L.C, 18A Contact Rating 3

RS Stock No.:: 685-1453
Mfr. Part No.:: RF381800
Manufacturer:: Lovato Electric

Lovato Electric, RF38 Thermal Overload Relay NO/NC, Trip Dial: 13 → 18 A, 13A, 18 A F.L.C, 18A Contact Rating 3

Subtotal (1 unit)*

€77.95

(exc. VAT)

€95.88

(inc. VAT)

In Stock

56 unit(s) ready to ship from another location
Plus 20 unit(s) shipping from 12 November 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit
1 +	€77.95

*price indicative

RS Stock No.:: 685-1453
Mfr. Part No.:: RF381800
Manufacturer:: Lovato Electric

Specifications

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Lovato Electric
	FLC Motor Rating	13A, 18A
	Product Type	Thermal Overload Relay
	Relay Contact Current	18A
	Mount Type	Direct
	Series	RF38
	Pole and Throw Configuration	3
	Terminal Type	Screw
	Normal State Configuration	NO/NC
	Reset Method	Automatic & Manual
	IP Rating	IP20
	Number of Auxiliary Contacts	2
	Minimum Operating Temperature	-25°C
	Width	45mm
	Adjustable Current Range	13 → 18 A
	Length	126mm
	Maximum Operating Temperature	60°C
	Contact Voltage	690V
	Standards/Approvals	CSA, UL 508, IEC/EN 60947, EAC
	Depth	81.2mm
	Supply Voltage	690V

	Select all
	Brand Lovato Electric
	FLC Motor Rating 13A, 18A
	Product Type Thermal Overload Relay
	Relay Contact Current 18A
	Mount Type Direct
	Series RF38
	Pole and Throw Configuration 3
	Terminal Type Screw
	Normal State Configuration NO/NC
	Reset Method Automatic & Manual
	IP Rating IP20
	Number of Auxiliary Contacts 2
	Minimum Operating Temperature -25°C
	Width 45mm
	Adjustable Current Range 13 → 18 A
	Length 126mm
	Maximum Operating Temperature 60°C
	Contact Voltage 690V
	Standards/Approvals CSA, UL 508, IEC/EN 60947, EAC
	Depth 81.2mm
	Supply Voltage 690V

COO (Country of Origin):: IT

Lovato RF38 Series Thermal Overload Relay, 18A Contact Current, 3-Poles - RF381800

The Lovato thermal overload relay is a vital component in motor protection, designed to prevent overheating and potential damage. With an 18A contact rating and FLC motor rating of 13-18A, this relay is suitable for a wide range of electrical applications. Equipped with a 3P pole configuration, the relay offers automatic and manual reset methods for added flexibility. The RF38 series relay is known for its high performance and reliability, making it a top choice for professionals in the automation, electronics, electrical, and mechanical industries.

Features & Benefits

• 18A contact rating for optimal performance

• FLC motor rating of 13-18A ensures compatibility with various motors

• Temperature range of -25°C to +60°C for high-temperature applications

• 3P pole configuration for enhanced functionality

• Automatic and manual reset methods for convenient operation

Applications

• Ideal for use in HVAC systems to protect motors from overheating

• Suitable for industrial machinery to prevent motor damage

• Used in commercial applications to ensure reliable motor operation

Can it protect motors from overheating?

Yes, the Lovato thermal overload relay offers reliable protection against motor overheating.

Will it work in high-temperature environments?

Yes, with an operating temperature range of -25°C to +60°C, it is suitable for high-temperature applications.

Is it compatible with different types of motors?

Yes, the relay has an FLC motor rating of 13-18A, making it compatible with various motor types.