Omron H3DK Series DIN Rail Timer Relay, 1-Contact, 12 to to 240 V dc 12V ac, 0.1 s to 1200 h, Multifunction-Function,

RS Stock No.:: 177-0078
Mfr. Part No.:: H3DK-S1A DC12
Manufacturer:: Omron

Omron H3DK Series DIN Rail Timer Relay, 1-Contact, 12 to to 240 V dc 12V ac, 0.1 s to 1200 h, Multifunction-Function,

Subtotal (1 unit)*

TWD3,378.00

(exc. GST)

TWD3,546.90

(inc. GST)

FREE delivery for orders over NT$1,300.00

In Stock

7 unit(s) ready to ship from another location
Plus 13 unit(s) shipping from May 21, 2026

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Units	Per unit
1 +	TWD3,378.00

*price indicative

RS Stock No.:: 177-0078
Mfr. Part No.:: H3DK-S1A DC12
Manufacturer:: Omron

Specifications

Product overview and Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Omron
	Product Type	Timer Relay
	Function	Timer
	Mount Type	DIN Rail
	Time Range	0.1 s to 1200 h
	Number of Contacts	1
	Number of Timer Functions	Multifunction
	Switching Voltage	250V ac
	Contact Configuration	SPDT
	IP Rating	IP20, IP30
	Supply AC Voltage	12V ac
	Supply DC Voltage	12 to to 240 V dc
	Minimum Operating Temperature	-20°C
	Contact Current	5A
	Terminal Type	Screw
	Maximum Operating Temperature	55°C
	Width	79mm
	Standards/Approvals	EN 50274, EN 61812-1, cURus (UL 508,CSA C22.2 No. 14), CCC, CE, LR, IEC 60664-1 4 kV/2
	Length	22.5mm
	Height	100mm
	Series	H3DK

	Select all
	Brand Omron
	Product Type Timer Relay
	Function Timer
	Mount Type DIN Rail
	Time Range 0.1 s to 1200 h
	Number of Contacts 1
	Number of Timer Functions Multifunction
	Switching Voltage 250V ac
	Contact Configuration SPDT
	IP Rating IP20, IP30
	Supply AC Voltage 12V ac
	Supply DC Voltage 12 to to 240 V dc
	Minimum Operating Temperature -20°C
	Contact Current 5A
	Terminal Type Screw
	Maximum Operating Temperature 55°C
	Width 79mm
	Standards/Approvals EN 50274, EN 61812-1, cURus (UL 508,CSA C22.2 No. 14), CCC, CE, LR, IEC 60664-1 4 kV/2
	Length 22.5mm
	Height 100mm
	Series H3DK

Datasheet

Omron H3DK Series Timer Relay, 12V DC Supply Voltage, SPDT Contact Configuration - H3DK-S1A DC12

This timer relay plays an important role in automation and control systems by providing precise timing functions crucial for industrial applications. It features a one-shot mode, allowing timed activation of connected devices. Its advanced functionality and ease of integration make it a vital component in various electrical and mechanical systems.

Features & Benefits

• Operates on a 12V DC supply for diverse Applications

• Provides a time range from 0.1s to 1200h

• Includes multi-function capabilities for added versatility

• Screw terminal connections for straight installation

• Supports SPDT configuration for consistent switching

Applications

• Suitable for automatic lighting control systems

• Ideal for delay circuits in industrial machinery

• Utilised for timed operations in HVAC equipment

• Employed in conveyor belt systems for process automation

How does the timer manage different time settings?

It allows for both short (0.1s) and long durations (up to 1200h).

What type of connections does it use for setup?

The setup is facilitated through screw terminal connections, ensuring secure wiring.