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 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 220VAC | |
Carlo Gavazzi
|
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DPDT (2 Form C) | 8A @ 250VAC | 0.1 Sec ~ 600 Sec | Off-Delay | Socketable | Mechanical Relay | Plug In, 11 Pin (Octal) | Screwdriver Slot | Input Voltage | 24 ~ 240VAC/DC | |
Omron
|
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SPDT (1 Form C) | 5A @ 250VAC | 0.001 Sec ~ 9999 Hrs | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | Up/Down Digit Keys | Input Voltage, Trigger Signal | 100 ~ 240VAC | |
Red Lion Controls
|
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SPST-NO (1 Form A) | 5A @ 250VAC | 0.001 Sec ~ 999.9 Hrs | Programmable (Multi-Function) | Panel Mount | Solid State Relay | Screw Terminal | Up/Down Digit Keys | Input Voltage | 85 ~ 250VAC, 11 ~ 14VDC | |
Omron
|
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- | - | 0.001 Sec ~ 9999 Hrs | Programmable (Multi-Function) | Panel Mount | Solid State Relay | Screw Terminal | Up/Down Digit Keys | Input Voltage, Trigger Signal | 100 ~ 240VAC | |
|
Omron
|
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- | - | - | - | - | - | - | - | - | - | |
|
Omron
|
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- | - | - | - | - | - | - | - | - | - | |
Crouzet
|
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SPDT (1 Form C) | 10A @ 250VAC | 0.001 Sec ~ 9999 Hrs | Programmable (Multi-Function) | Socketable | - | Plug In, 11 Pin (Octal) | Up/Down Digit Keys | Input Voltage | 24 ~ 240VAC/DC | |
Omron
|
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SPDT (1 Form C) | 3A @ 250VAC | 0.001 Sec ~ 99.99 Sec | On-Delay | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | Up/Down Digit Keys | Input Voltage | 12 ~ 48VDC | |
Omron
|
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SPDT (1 Form C) | 3A @ 250VAC | 1 Sec ~ 99 Min 59 Sec | On-Delay | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | Up/Down Digit Keys | Input Voltage | 100 ~ 240VAC | |
Omron
|
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SPDT (1 Form C) | 3A @ 250VAC | 0.001 Sec ~ 99.99 Sec | On-Delay | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | Up/Down Digit Keys | Input Voltage | 100 ~ 240VAC | |
Omron
|
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SPST-NO (1 Form A) | 15A @ 250VAC | 1 Min ~ 24 Hrs | Programmable (Multi-Function) | DIN Rail | Mechanical Relay | Screw Terminal | Up/Down Digit Keys | Input Voltage | 100 ~ 240VAC | |
|
Omron
|
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SPDT (1 Form C) | 3A @ 250VAC | 0.001 Sec ~ 99.99 Sec | On-Delay | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | Up/Down Digit Keys | Input Voltage | 100 ~ 240VAC | |
Omron
|
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SPDT (1 Form C) | 3A @ 250VAC | 1 Min ~ 99 Hrs 59 Min | On-Delay | Socketable | Mechanical Relay | Plug In, 11 Pin (Octal) | Up/Down Digit Keys | Input Voltage | 100 ~ 240VAC | |
Omron
|
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SPST-NO (1 Form A) x 2 | 15A @ 250VAC | 1 Min ~ 1 Week | Programmable (Multi-Function) | DIN Rail | Mechanical Relay | Screw Terminal | Up/Down Digit Keys | Input Voltage | 100 ~ 240VAC | |
Omron
|
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SPST-NO (1 Form A) x 2 | 15A @ 250VAC | 1 Min ~ 1 Week | Programmable (Multi-Function) | DIN Rail | Mechanical Relay | Screw Terminal | Up/Down Digit Keys | Input Voltage | 24VDC | |
TE Connectivity
|
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DPDT (2 Form C) | 10A @ 240VAC | 1 Sec ~ 300 Sec | Off-Delay | Panel Mount | Mechanical Relay | Screw Terminal | Hand Dial | Input Voltage | 240VAC | |
TE Connectivity
|
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DPDT (2 Form C) | 10A @ 240VAC | 1 Min ~ 10 Min | Off-Delay | Panel Mount | Mechanical Relay | Screw Terminal | Hand Dial | Input Voltage | 240VAC | |
|
Omron
|
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- | - | - | - | - | - | - | - | - | - | |
TE Connectivity
|
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DPDT (2 Form C) | 10A @ 120VAC | 0.1 Sec ~ 10 Hrs | Programmable (Multi-Function) | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 120VAC | |
Sensata
|
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SPST-NO (1 Form A) | 6A @ 280VAC | - | Interval | DIN Rail | Solid State Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 180 ~ 240VAC/DC | |
Sensata
|
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SPST-NO (1 Form A) | 6A @ 280VAC | - | On-Delay | DIN Rail | Solid State Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 90 ~ 140VAC/DC | |
Sensata
|
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SPST-NO (1 Form A) | 6A @ 280VAC | - | Interval | DIN Rail | Solid State Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 12 ~ 24VAC/DC | |
Sensata
|
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SPST-NO (1 Form A) | 6A @ 48VDC | - | One Shot | DIN Rail | Solid State Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 12 ~ 24VAC/DC | |
Sensata
|
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SPST-NO (1 Form A) | 6A @ 280VAC | - | Repeat Cycle | DIN Rail | Solid State Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 12 ~ 24VAC/DC | |
Crouzet
|
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DPDT (2 Form C) | 8A @ 250VAC | 0.5 Sec ~ 240 Hrs | Repeat Cycle | DIN Rail | Mechanical Relay | Screw Terminal | Hand Dial | Input Voltage | 12 ~ 240VAC/DC | |
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 | 24 ~ 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, 11 Pin (Octal) | Hand Dial | Input Voltage | 12 ~ 240VAC/DC | |
Carlo Gavazzi
|
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SPDT (1 Form C) x 2 | 8A @ 250VAC | 0.1 Sec ~ 100 Hrs | On-Delay | Socketable | Mechanical Relay | Plug In, 11 Pin (Octal) | Screwdriver Slot | Input Voltage | 24 ~ 240VAC/DC | |
Omron
|
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SPDT (1 Form C) | 5A @ 250VAC | 0.05 Sec ~ 12 Sec | Off-Delay | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | Hand Dial | Input Voltage | 24VAC/DC | |
|
Omron
|
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- | - | - | - | - | - | - | - | - | - | |
Carlo Gavazzi
|
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DPDT (2 Form C) | 8A @ 250VAC | 0.1 Sec ~ 100 Hrs | Programmable (Multi-Function) | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 24 ~ 240VAC/DC | |
Omron
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.05 Min ~ 12 Min | Off-Delay | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | Hand Dial | Input Voltage | 220VAC | |
Carlo Gavazzi
|
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SPDT (1 Form C) | 5A @ 250VAC | 0.1 Sec ~ 100 Hrs | Repeat Cycle | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 24 ~ 240VAC, 24VDC | |
TE Connectivity
|
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DPDT (2 Form C) | 10A @ 120VAC | 0.5 Sec ~ 15 Sec | Off-Delay | Socketable | Mechanical Relay | Plug In, 11 Pin (Octal) | Hand Dial | Input Voltage | 120VAC/DC | |
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 | |
Carlo Gavazzi
|
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SPDT (1 Form C) | 8A @ 250VAC | 60 Sec ~ 10 Hrs | Off-Delay | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 24 ~ 240VAC/DC | |
Sensata
|
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SPST-NO (1 Form A) | 25A @ 280VAC | 1.6 Sec ~ 133 Sec | On-Delay | Chassis Mount | Solid State Relay | Screw Terminal, Quick Connect - 0.187" (4.7mm) | External Resistor | Input Voltage | 3.5 ~ 15VDC | |
Omron
|
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SPDT (1 Form C) | 3A @ 250VAC | 0.001 Sec ~ 99.99 Sec | On-Delay | Socketable | Mechanical Relay | Plug In, 11 Pin (Octal) | Up/Down Digit Keys | Input Voltage | 100 ~ 240VAC | |
Omron
|
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SPDT (1 Form C) | 3A @ 250VAC | 0.001 Sec ~ 99.99 Sec | On-Delay | Socketable | Mechanical Relay | Plug In, 11 Pin (Octal) | Up/Down Digit Keys | Input Voltage | 12 ~ 48VDC | |
Omron
|
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SPST-NO (1 Form A) x 2 | 15A @ 250VAC | 1 Min ~ 1 Year | Programmable (Multi-Function) | Panel Mount | Mechanical Relay | Screw Terminal | Up/Down Digit Keys | Input Voltage | 100 ~ 240VAC | |
TE Connectivity
|
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DPDT (2 Form C) | 10A @ 240VAC | 0.1 Sec ~ 1 Sec | Off-Delay | Panel Mount | Mechanical Relay | Screw Terminal | Hand Dial | Input Voltage | 120VAC | |
TE Connectivity
|
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DPDT (2 Form C) | 10A @ 240VAC | 1 Sec ~ 300 Sec | Off-Delay | Panel Mount | Mechanical Relay | Screw Terminal | Hand Dial | Input Voltage | 120VAC | |
Finder
|
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SPDT (1 Form C) | 6A @ 250VAC | 0.1 Sec ~ 6 Hrs | Programmable (Multi-Function) | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 24VAC/DC | |
Crouzet
|
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- | - | 0.1 Sec ~ 10 Sec | On-Delay | DIN Rail | Solid State Relay | Quick Connect - 0.250" (6.3mm) | Screwdriver Slot | Input Voltage | 110VAC/DC | |
Idec
|
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DPDT (2 Form C) | 10A @ 240VAC/30VDC | 0.1 Sec ~ 600 Hrs | Programmable (Multi-Function) | Socketable | Mechanical Relay | Plug In, 8 Pin (Octal) | Hand Dial | Input Voltage | 100 ~ 240VAC | |
Crouzet
|
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SPDT (1 Form C) | 8A @ 250VAC | 0.1 Sec ~ 100 Hrs | On-Delay | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage, Trigger Signal | 24 ~ 240VAC, 24VDC | |
Crouzet
|
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SPDT (1 Form C) | 8A @ 250VAC | 0.1 Sec ~ 100 Hrs | Interval | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage, Trigger Signal | 24 ~ 240VAC, 24VDC | |
Omron
|
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DPST-NO/NC (1 Form A and B) | 3A @ 250VAC | 0.1 Sec ~ 10 Min | On-Delay | Through Hole | Mechanical Relay | PC Pin | Screwdriver Slot | Input Voltage, Trigger Signal | 24VDC | |
Omron
|
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DPST-NO/NC (1 Form A and B) | 3A @ 250VAC | 0.6 Sec ~ 60 Min | On-Delay | Through Hole | Mechanical Relay | PC Pin | Screwdriver Slot | Input Voltage, Trigger Signal | 24VDC |
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