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What Is A Substitute Product For H3A Micro Timers?

Modified on Sun, 11 May, 2025 at 10:23 PM

1.It depends on H3A model. Refer to the following table.

Operating method		Time-limit operation
Reset method		Self-reset
Output type	Time-limit	DPDT
	Instantaneous	---
Mounting method		Surface mounting	Flush mounting
Model		H3A	H3A-Y	H3A + Y92F-40
		(1) H3CR-A8	(2) H3CR-A8 + Y92F-74	(3) H3CR-A8 + Y92F-74

Note:

1.A surface mounting H3A model can be flush mounted by attaching Y92F-40 Flush Mounting Adaptor.

2.The bottom row gives recommended substitute products or models with substitute functions. For details, see the following information.

2.The substitute product in column (1) is H3CR-A8 Solid-state Timers.

It is recommended that the socket is changed to P2CF-08 Sockets for a surface mounting H3A. If you continue to use PF085 Sockets, it must be used with Y92H-8 Hold-down Clips, and PL08 with Y92H-7 Hold-down Clips.

3.The substitute product in column (2) is H3CR-A8 Solid-state Timers.

The size of the panel cutout must be changed from 43.5 x 50.5 to 45 x 55 and Y92F-74 Flush Mounting Adaptors must be used.

4.The substitute product in column (3) is H3CR-A8 Solid-state Timers.

The size of the panel cutout does not need to be changed but Y92F-74 Flush Mounting Adaptors is required.

5.General Comparison of H3A and H3CR-A8

Compared item		H3A	H3CR-A8
Appearance		2 types Surface mounting: 1 type Flush mounting (Y): 1 type	1 type Surface/Flush mounting (either is possible)
Mounting method	Surface mounting	8-pin socket	8-pin socket
Mounting method	Flush mounting panel cutout	43.5 x 50.5 mm (W x H) (H3A-Y) 45 x 55 mm (W x H) (H3A + Y92F-40)	45 x 45 mm (W x H) (H3CR-A8) 45 x 55 mm (W x H) (H3CR-A8 + Y92F-74)
Supply voltage		100, 110, 200, 220 VAC 24, 48, 100, 110 VDC	100 to 240 VAC/100 to 125 VDC 24 to 48 VAC/12 to 48 VDC
Time range		7 settings between 1 to 180 s	4 ranges, 4 scales, 1 multitimer