Omron H3Y-4 Series DIN Rail Timer Relay, 4-Contact, 125 V dc 100/120 V ac, 1 to 30 s, 1-Function, 4PDT Switch

RS Stock No.:: 340-544
Mfr. Part No.:: H3Y-4 100-120VAC 30S
Brand:: Omron

Omron H3Y-4 Series DIN Rail Timer Relay, 4-Contact, 125 V dc 100/120 V ac, 1 to 30 s, 1-Function, 4PDT Switch

Bulk discount available

Subtotal (1 unit)*

£55.85

(exc. VAT)

£67.02

(inc. VAT)

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Temporarily out of stock

5 unit(s) shipping from 12 March 2026
Plus 31 unit(s) shipping from 13 March 2026

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Units	Per unit
1 - 4	£55.85
5 - 9	£53.61
10 +	£51.95

*price indicative

RS Stock No.:: 340-544
Mfr. Part No.:: H3Y-4 100-120VAC 30S
Brand:: Omron

Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Omron
	Product Type	Timer Relay
	Mount Type	DIN Rail
	Time Range	1 to 30 s
	Number of Contacts	4
	Switching Voltage	250 V ac
	Number of Timer Functions	1
	Contact Configuration	4PDT
	IP Rating	IP40
	Supply AC Voltage	100/120 V ac
	Minimum Operating Temperature	-10°C
	Contact Current	5A
	Supply DC Voltage	125 V dc
	Maximum Operating Temperature	50°C
	Terminal Type	Plug-In
	Length	28mm
	Width	21.5 mm
	Height	63mm
	Standards/Approvals	CCC:GB/T 14048.5, Lloyds, EN 61812-1, CSA C22.2 No. 14, IEC 60664-1, CE, UL 508
	Series	H3Y-4

	Select all
	Brand Omron
	Product Type Timer Relay
	Mount Type DIN Rail
	Time Range 1 to 30 s
	Number of Contacts 4
	Switching Voltage 250 V ac
	Number of Timer Functions 1
	Contact Configuration 4PDT
	IP Rating IP40
	Supply AC Voltage 100/120 V ac
	Minimum Operating Temperature -10°C
	Contact Current 5A
	Supply DC Voltage 125 V dc
	Maximum Operating Temperature 50°C
	Terminal Type Plug-In
	Length 28mm
	Width 21.5 mm
	Height 63mm
	Standards/Approvals CCC:GB/T 14048.5, Lloyds, EN 61812-1, CSA C22.2 No. 14, IEC 60664-1, CE, UL 508
	Series H3Y-4

Omron H3Y-4 Series Timer Relay, 100 to 120V AC Supply Voltage, 4PDT Contact Configuration - H3Y-4 AC100-120 30S

This timer relay facilitates precise control in automation and electrical systems with its ON delay mode of operation. It activates circuits after a predetermined duration, thereby enhancing system efficiency and reliability. Its versatility makes it suitable for various applications across the electrical and mechanical industries, where timely control is essential.

Features & Benefits

• Plug-in terminal type for easy installation and maintenance

• Handles a maximum current of 5A

• Adjustable time range from 1 to 30 seconds

• Compatible with DIN rail and surface mounting for flexible application

Applications

• Sequential control in machinery

• Timers in industrial automation systems

• Delay functions in HVAC systems

• Controlled activation in conveyor systems

• Lighting control in commercial settings

What is the maximum voltage this device can operate with?

It operates with a maximum voltage of 120V AC, ensuring compatibility with most standard electrical systems.

How do I install it on a DIN rail?

Simply push the relay onto the DIN rail until it clicks into place; ensure it is securely mounted before connecting the wiring.

Can this timer be used for outdoor applications?

It is designed primarily for indoor use due to its operating temperature range, which may not withstand extreme outdoor conditions.

What is the environmental operating temperature range?

It functions effectively between -10°C and +50°C, making it suitable for various environments.