What are Time Delay Relays ?
Time Delay Relays are electromechanical devices that delay the operation of a circuit based on a predetermined time interval. They are widely used in applications such as switching and control panels, production electronics assembly, and maintenance tasks. Important specifications for selection include Delay Time, which determines the timing accuracy; Contact Rating @ Voltage, which ensures the relay can handle the required load; and Relay Type, which affects the relay's operational characteristics. Validating lifecycle status and alternate-source options is essential for procurement teams to mitigate sourcing risks.
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| Part & Mfr | Circuit | Contact Rating @ Voltage | Delay Time | Function | Mounting Type | Relay Type | Termination Style | Timing Adjustment Method | Timing Initiate Method | Voltage | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Crouzet
|
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SPDT (1 Form C) | 16A @ 250VAC | 0.5 Sec ~ 240 Hrs | Repeat Cycle | DIN Rail | Mechanical Relay | Screw Terminal | Hand Dial | Input Voltage | 12 ~ 240VAC/DC | |
Crouzet
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.02 Sec ~ 300 Hrs | On-Delay | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | Hand Dial | Input Voltage | 24 ~ 240VAC, 12 ~ 240VDC | |
Omron
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.1 Sec ~ 10 Min | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In | Hand Dial | Input Voltage | 24VDC | |
Omron
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.1 Sec ~ 10 Min | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In | Hand Dial | Input Voltage | 12VDC | |
Omron
|
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4PDT (4 Form C) | 3A @ 250VAC | 0.1 Sec ~ 10 Min | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In | Hand Dial | Input Voltage | 24VDC | |
Omron
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.1 Sec ~ 10 Min | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In | Hand Dial | Input Voltage | 24VAC | |
Omron
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.1 Min ~ 10 Hrs | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In | Hand Dial | Input Voltage | 100 ~ 120VAC | |
Omron
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.1 Min ~ 10 Hrs | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In | Hand Dial | Input Voltage | 24VAC | |
Omron
|
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4PDT (4 Form C) | 3A @ 250VAC | 0.1 Min ~ 10 Hrs | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In | Hand Dial | Input Voltage | 100 ~ 120VAC | |
Littelfuse Inc.
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SPST-NO (1 Form A) | - | 1 Sec ~ 1023 Sec | One Shot | Chassis Mount | Solid State Relay | Quick Connect - 0.250" (6.3mm) | DIP Switches | Input Voltage, Trigger Signal | 12 ~ 24VDC | |
Conta-Clip, Inc.
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SPDT (1 Form C) | 8A @ 250VAC | 0.05 Sec ~ 100 Hrs | Programmable (Multi-Function) | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 12 ~ 240VAC | |
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Omron
|
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- | - | - | - | - | - | - | - | - | - | |
Altech Corporation
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SPDT (1 Form C) | 8A @ 250VAC | 0.1 Sec ~ 999 Hrs | Programmable (Multi-Function) | DIN Rail | Mechanical Relay | Screw Terminal | Up/Down Digit Keys | Input Voltage, Trigger Signal | 20 ~ 240VAC/DC | |
Crouzet
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.02 Sec ~ 300 Hrs | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In, 11 Pin (Octal) | Hand Dial | Input Voltage, Trigger Signal | 24 ~ 240VAC, 12 ~ 240VDC | |
Panasonic Electronic Components
|
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SPDT (1 Form C) | 5A @ 250VAC | 0.01 Sec ~ 9999 Hrs | Programmable (Multi-Function) | Panel Mount | Mechanical Relay | Screw Terminal | Up/Down Digit Keys | Input Voltage | 12 ~ 24VDC | |
Omron
|
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SPDT (1 Form C) | 5A @ 250VAC | 0.1 Sec ~ 12 Hrs | Repeat Cycle, Twin Timer | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage, Trigger Signal | 24 ~ 230VAC, 24 ~ 48VDC | |
Omron
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.1 Sec ~ 1200 Hrs | Programmable (Multi-Function) | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 24 ~ 240VAC/DC | |
Carlo Gavazzi
|
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SPDT (1 Form C) | 5A @ 250VAC | 0.1 Sec ~ 100 Hrs | Programmable (Multi-Function) | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 12 ~ 240VAC/DC | |
Carlo Gavazzi
|
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DPDT (2 Form C) | 8A @ 250VAC | 0.05 Sec ~ 300 Hrs | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | Hand Dial | Input Voltage | 12 ~ 240VAC/DC | |
Omron
|
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SPDT (1 Form C) | 5A @ 250VAC | 0.05 Sec ~ 300 Hrs | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | Hand Dial | - | 24 ~ 48VAC, 12 ~ 48VDC | |
Omron
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.05 Sec ~ 300 Hrs | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In, 11 Pin (Octal) | Hand Dial | Input Voltage | 24 ~ 48VAC, 12 ~ 48VDC | |
Omron
|
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SPDT (1 Form C) | 5A @ 250VAC | 0.05 Sec ~ 300 Hrs | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | Hand Dial | Input Voltage | 24VDC | |
Omron
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DPDT (2 Form C) | 5A @ 250VAC | 0.05 Sec ~ 300 Hrs | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In, 11 Pin (Octal) | Hand Dial | Input Voltage | 110VAC | |
Omron
|
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- | - | 0.05 Sec ~ 300 Hrs | Programmable (Multi-Function) | Socketable | Solid State Relay | Plug In, 11 Pin (Octal) | Hand Dial | - | 24 ~ 48VAC, 12 ~ 48VDC | |
Omron
|
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SPST-NO (1 Form A) | 5A @ 250VAC | 0.5 Sec ~ 120 Sec | Star Delta Controller | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | Hand Dial | Input Voltage | 100 ~ 120VAC | |
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.05 Sec ~ 300 Hrs | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In, 11 Pin (Octal) | Hand Dial | Input Voltage | 100 ~ 240VAC, 100 ~ 125VDC | ||
Omron
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.5 Sec ~ 10 Sec | Off-Delay, On-Delay | Socketable | Mechanical Relay | Plug In | Hand Dial | Input Voltage | 100 ~ 120VAC | |
Omron
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.1 Sec ~ 1200 Hrs | Programmable (Multi-Function) | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 12VDC | |
Omron
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.05 Sec ~ 12 Sec | Off-Delay | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | Hand Dial | Input Voltage | 100 ~ 120VAC | |
Omron
|
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SPDT (1 Form C) | 5A @ 250VAC | 0.05 Min ~ 12 Min | Off-Delay | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | Hand Dial | Input Voltage | 24VAC/DC | |
Omron
|
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SPST-NO (1 Form A) | 5A @ 250VAC | 0.5 Sec ~ 120 Sec | Star Delta Controller | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | Hand Dial | Input Voltage | 100 ~ 120VAC | |
Omron
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.2 Sec ~ 5 Sec | Off-Delay, On-Delay | Socketable | Mechanical Relay | Plug In | Hand Dial | Input Voltage | 24VDC | |
Omron
|
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4PDT (4 Form C) | 3A @ 250VAC | 0.2 Sec ~ 5 Sec | Off-Delay, On-Delay | Socketable | Mechanical Relay | Plug In | Hand Dial | Input Voltage | 24VDC | |
Omron
|
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SPDT (1 Form C) | 5A @ 250VAC | 1 Sec ~ 120 Sec | Star Delta Controller | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 240 ~ 440VAC | |
Omron
|
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SPDT (1 Form C) | 5A @ 250VAC | 0.05 Min ~ 12 Min | Off-Delay | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | Hand Dial | Input Voltage | 100 ~ 120VAC | |
Crouzet
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.02 Sec ~ 300 Hrs | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | Hand Dial | Input Voltage | 24 ~ 240VAC, 12 ~ 240VDC | |
Crouzet
|
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SPDT (1 Form C) | 5A @ 250VAC | 0.001 Sec ~ 9999 Hrs | Programmable (Multi-Function) | Socketable | - | Plug In, 8 Pin (Octal) | Up/Down Digit Keys | Input Voltage | 24VAC/DC | |
Littelfuse Inc.
|
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DPDT (2 Form C) | 10A @ 120/240VAC | 10 Sec ~ 10230 Sec | Repeat Cycle | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | DIP Switches | Input Voltage | 120VAC | |
Carlo Gavazzi
|
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SPDT (1 Form C) | 8A @ 250VAC | 0.1 Sec ~ 100 Hrs | Programmable (Multi-Function) | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 24 ~ 240VAC, 24VDC | |
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.05 Sec ~ 30 Hrs | Repeat Cycle, Twin Timer | Socketable | Mechanical Relay | Plug In, 11 Pin (Octal) | Hand Dial | Input Voltage | 100 ~ 240VAC, 100 ~ 125VDC | ||
Littelfuse Inc.
|
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SPDT (1 Form C) | 10A @ 120/240VAC | 0.1 Sec ~ 1705 Hrs | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | DIP Switches | Input Voltage, Trigger Signal | 120VAC | |
Carlo Gavazzi
|
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DPDT (2 Form C) | 8A @ 250VAC | 0.05 Sec ~ 300 Hrs | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In, 11 Pin (Octal) | Hand Dial | Input Voltage | 12 ~ 240VAC/DC | |
Omron
|
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SPDT (1 Form C) | 5A @ 250VAC | 0.1 Sec ~ 12 Sec | Off-Delay | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 24 ~ 48VAC/DC | |
|
Omron
|
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|
TE Connectivity
|
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Omron
|
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SPDT (1 Form C) | 5A @ 250VAC | 1 Sec ~ 120 Sec | Off-Delay | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 24 ~ 48VAC/DC | |
Omron
|
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Price on request
Price and Stock
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SPDT (1 Form C) | 5A @ 250VAC | 0.1 Sec ~ 1200 Hrs | Repeat Cycle, Twin Timer | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 24 ~ 240VAC/DC | |
Omron
|
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SPDT (1 Form C) | 5A @ 250VAC | 1 Sec ~ 120 Sec | Off-Delay | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 100 ~ 120VAC | |
Omron
|
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SPDT (1 Form C) | 5A @ 250VAC | 0.1 Sec ~ 12 Sec | Off-Delay | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 200 ~ 240VAC | |
Carlo Gavazzi
|
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DPDT (2 Form C) | 8A @ 250VAC | 0.1 Sec ~ 100 Hrs | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In, 11 Pin (Octal) | Screwdriver Slot | Input Voltage | 24 ~ 240VAC/DC |
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