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OMRON Timer: 100 to 120V AC - Panel-Mounted Relays
OMRONPanel-Mounted Relays

OMRON Timer: 100 to 120V AC

OMRON Panel-Mounted Relays.

SKU 3G-OTH-37428

Also listed as: H3YN21AC100120 · H3YN 21 AC100 120 · H3YN-21-AC100-120

Brand
OMRON
Item
Timer: 100 to 120V AC
Category
Panel-Mounted Relays
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OMRON
Manufacturer Part Number
H3YN-21 AC100-120

Technical Documents

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OMRON Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

OMRON Panel-Mounted Relays.

Frequently Asked Questions

What is the OMRON H3YN-21 timer used for?

The OMRON H3YN-21 is a panel-mounted relay timer used for precise time-delay control in industrial automation, HVAC, and process control systems. It provides reliable on-delay or off-delay timing for machinery sequencing, motor start/stop, and conveyor control across 14 industrial departments.

What are the specifications of the OMRON H3YN-21 AC100-120?

The OMRON H3YN-21 operates on 100 to 120V AC supply voltage with a timing range of 0.1 min to 1 min. It is a panel-mounted relay timer with MPN H3YN-21 AC100-120. For full electrical ratings and wiring details, consult the OMRON datasheet.

Where to buy the OMRON H3YN-21 timer worldwide?

3G Electric supplies the OMRON H3YN-21 timer to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine OMRON components and support your procurement with technical expertise across 14 departments.

How to install the OMRON H3YN-21 timer?

Mount the OMRON H3YN-21 on a standard DIN rail or panel cutout. Connect the control voltage (100-120V AC) per the terminal diagram, set the time dial to the desired 0.1-1 min range, and verify the output relay contacts are rated for your load. Always follow OMRON's installation manual for safe operation.

Used in

Common applications for OMRON
Automotive assembly lines — OMRON G2RV-ST500 AC/DC24 slim relays for compact control panel switching
Packaging machinery — OMRON E2E-X5Y1-M1 inductive proximity sensors for position detection of metal parts
HVAC systems — OMRON LY4-DC12 general-purpose relays for fan and compressor control
High-temperature ovens — OMRON E32-D51 fiber-optic cables for non-contact temperature sensing
Material handling — OMRON D4CC3002 limit switches for conveyor belt end-of-travel detection
Machine tool safety — OMRON TZ-1GV22 snap-action switches for interlock and guard monitoring

OMRON Products

3G Electric supplies OMRON panel-mounted relays. 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
OMRON Timer: 24V DC, 0.1 sec – 1 sec (MPN H3YN-2 DC24)
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OMRON Timer: 24V DC, 0.1 sec – 1 sec (MPN H3YN-2 DC24)
OMRON Timer: Surface Relay Mounting, 200/220/240V AC, 0.05 sec – 0.6 sec (MPN H3CR-H8L AC200-240 S)
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OMRON Timer: Surface Relay Mounting, 200/220/240V AC, 0.05 sec – 0.6 sec (MPN H3CR-H8L AC200-240 S)
OMRON Timer: Surface Relay Mounting, 100 to 125V DC/100 to 240V AC, 0.05 sec – 300 hr (MPN H3CR-A AC100-240/DC100-125)
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OMRON Timer: Surface Relay Mounting, 100 to 125V DC/100 to 240V AC, 0.05 sec – 300 hr (MPN H3CR-A AC100-240/DC100-125)
OMRON Timer: Surface Relay Mounting, 100 to 125V DC/100 to 240V AC, 0.05 sec – 300 hr (MPN H3CR-F8N AC100-240/DC100-125)
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OMRON Timer: Surface Relay Mounting, 100 to 125V DC/100 to 240V AC, 0.05 sec – 300 hr (MPN H3CR-F8N AC100-240/DC100-125)
OMRON Timer: Surface Relay Mounting, 100 to 125V DC/100 to 240V AC, 0.05 sec – 300 hr (MPN H3CR-A8E AC100-240/DC100-125)
OMRON
OMRON Timer: Surface Relay Mounting, 100 to 125V DC/100 to 240V AC, 0.05 sec – 300 hr (MPN H3CR-A8E AC100-240/DC100-125)
OMRON Timer: Surface Relay Mounting, 100 to 125V DC/100 to 240V AC, 0.05 sec – 1.2 sec (MPN H3CR-AP AC100-240/DC100-125)
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OMRON Timer: Surface Relay Mounting, 100 to 125V DC/100 to 240V AC, 0.05 sec – 1.2 sec (MPN H3CR-AP AC100-240/DC100-125)

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Panel-mounted timer relay with surface relay mounting. Supply voltage 24V AC/DC. Timing range 0.05 seconds to 0.6 minutes. Used for time-delay control in industrial automation, process control, and machinery sequencing
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OMRON Timer: 24V DC, 0.1 sec – 1 sec (MPN H3YN-4 DC24)
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