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 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Littelfuse Inc.
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SPST-NO (1 Form A) | - | 0.1 Sec ~ 102.3 Sec | One Shot | Chassis Mount | Solid State Relay | Quick Connect - 0.250" (6.3mm) | DIP Switches | Input Voltage | 24 ~ 120VAC | |
Panasonic Electronic Components
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SPST-NO (1 Form A) | 0.1A @ 30VDC | 0.001 Sec ~ 999.9 Hrs | Programmable (Multi-Function) | Socketable | Solid State Relay | Plug In, 11 Pin (Octal) | Up/Down Digit Keys | Input Voltage, Trigger Signal | 12 ~ 24VDC | |
Panasonic Electronic Components
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SPDT (1 Form C) | 5A @ 250VAC | 0.001 Sec ~ 999.9 Hrs | Programmable (Multi-Function) | Panel Mount | Mechanical Relay | Screw Terminal | Up/Down Digit Keys | Input Voltage, Trigger Signal | 12 ~ 24VDC | |
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Littelfuse Inc.
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SPST-NO (1 Form A) | - | 2 Sec ~ 180 Sec | On-Delay | Chassis Mount | Solid State Relay | Quick Connect - 0.250" (6.3mm) | Screwdriver Slot | Input Voltage | 230VAC | |
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Finder
|
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SPDT (1 Form C) | 16A @ 250VAC | Fixed, 30 Min | Interval | DIN Rail | Mechanical Relay | Screw Terminal | Up/Down Digit Keys | Input Voltage | 110 ~ 230VAC/DC | |
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Altech Corporation
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Omron
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Siemens
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DPST-NO (2 Form A) | 3A @ 250VAC | 0.05 Sec ~ 100 Hrs | Star Delta Controller | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 12 ~ 240VAC/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 | 180 ~ 240VAC/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 | 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 | 90 ~ 140VAC/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 | 180 ~ 240VAC/DC | |
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TE Connectivity
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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 | 180 ~ 240VAC/DC | |
Sensata
|
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SPST-NO (1 Form A) | 6A @ 280VAC | - | One Shot | 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 | - | One Shot | 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 | - | One Shot | 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 | - | One Shot | 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 | - | Off-Delay | 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 | - | Off-Delay | DIN Rail | Solid State Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 90 ~ 140VAC/DC | |
|
Finder
|
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DPST-NO (2 Form A) | 6A @ 250VAC | 0.1 Sec ~ 20 Min | Star Delta Controller | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 24 ~ 240VAC/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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Price and Stock
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SPST-NO (1 Form A) | 6A @ 280VAC | - | On-Delay | 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 | - | 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 | - | One Shot | DIN Rail | Solid State Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 12 ~ 24VAC/DC | |
|
TE Connectivity
|
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- | - | - | - | - | - | - | - | - | - | |
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Omron
|
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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 | 12VDC | |
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Omron
|
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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 | |
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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 | |
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Omron
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.1 Sec ~ 1200 Hrs | On-Delay | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 12VDC | |
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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 | 200 ~ 240VAC | |
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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 | 100 ~ 120VAC | |
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Omron
|
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DPDT (2 Form C) | 5A @ 250VAC | 0.1 Sec ~ 1200 Hrs | On-Delay | DIN Rail | Mechanical Relay | Screw Terminal | Screwdriver Slot | Input Voltage | 24 ~ 240VAC/DC | |
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Littelfuse Inc.
|
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SPDT (1 Form C) | 10A @ 125VAC | Fixed, 30 Sec | On-Delay | Chassis Mount | Mechanical Relay | Quick Connect - 0.250" (6.3mm) | Fixed | Input Voltage | 12VDC | |
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Littelfuse Inc.
|
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SPDT (1 Form C) | 10A @ 125VAC | 1 Sec ~ 100 Sec | On-Delay | Chassis Mount | Mechanical Relay | Quick Connect - 0.250" (6.3mm) | Screwdriver Slot | Input Voltage | 12VDC | |
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Littelfuse Inc.
|
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SPDT (1 Form C) | 10A @ 125VAC | 1 Sec ~ 100 Sec | On-Delay | Chassis Mount | Mechanical Relay | Quick Connect - 0.250" (6.3mm) | Screwdriver Slot | Input Voltage | 24VAC/DC | |
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Littelfuse Inc.
|
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SPDT (1 Form C) | 10A @ 125VAC | 0.1 Min ~ 10 Min | On-Delay | Chassis Mount | Mechanical Relay | Quick Connect - 0.250" (6.3mm) | Screwdriver Slot | Input Voltage | 24VAC/DC | |
|
TE Connectivity
|
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|
TE Connectivity
|
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Price and Stock
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- | - | - | - | - | - | - | - | - | - | |
Littelfuse Inc.
|
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SPDT (1 Form C) | 10A @ 125VAC | Fixed, 10 Sec | Interval | Chassis Mount | Mechanical Relay | Quick Connect - 0.250" (6.3mm) | Fixed | Input Voltage | 24VAC | |
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Littelfuse Inc.
|
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SPDT (1 Form C) | 10A @ 125VAC | 1 Sec ~ 100 Sec | Interval | Chassis Mount | Mechanical Relay | Quick Connect - 0.250" (6.3mm) | Screwdriver Slot | Input Voltage | 12VDC | |
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Littelfuse Inc.
|
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SPDT (1 Form C) | 10A @ 125VAC | Fixed, 60 Sec | Interval | Chassis Mount | Mechanical Relay | Quick Connect - 0.250" (6.3mm) | Fixed | Input Voltage | 24VAC/DC | |
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Littelfuse Inc.
|
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SPDT (1 Form C) | 10A @ 125VAC | 1 Min ~ 100 Min | Interval | Chassis Mount | Mechanical Relay | Quick Connect - 0.250" (6.3mm) | Screwdriver Slot | Input Voltage | 120VAC | |
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Littelfuse Inc.
|
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SPDT (1 Form C) | 10A @ 125VAC | Fixed, 10 Sec | On-Delay | Chassis Mount | Mechanical Relay | Quick Connect - 0.250" (6.3mm) | Fixed | Input Voltage | 12VDC | |
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Littelfuse Inc.
|
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SPDT (1 Form C) | 10A @ 125VAC | Fixed, 10 Min | On-Delay | Chassis Mount | Mechanical Relay | Quick Connect - 0.250" (6.3mm) | Fixed | Input Voltage | 24VAC/DC | |
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Littelfuse Inc.
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SPDT (1 Form C) | 10A @ 125VAC | Fixed, 5 Min | On-Delay | Chassis Mount | Mechanical Relay | Quick Connect - 0.250" (6.3mm) | Fixed | Input Voltage | 24VAC/DC | |
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Littelfuse Inc.
|
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SPDT (1 Form C) | 10A @ 125VAC | 0.1 Sec ~ 10 Sec | On-Delay | Chassis Mount | Mechanical Relay | Quick Connect - 0.250" (6.3mm) | Screwdriver Slot | Input Voltage | 24VAC/DC | |
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Littelfuse Inc.
|
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SPDT (1 Form C) | 10A @ 125VAC | Fixed, 0.2 Sec | On-Delay | Chassis Mount | Mechanical Relay | Quick Connect - 0.250" (6.3mm) | Fixed | Input Voltage | 24VDC | |
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Littelfuse Inc.
|
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SPDT (1 Form C) | 10A @ 125VAC | Fixed, 10 Sec | On-Delay | Chassis Mount | Mechanical Relay | Quick Connect - 0.250" (6.3mm) | Fixed | Input Voltage | 120VAC | |
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Littelfuse Inc.
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SPDT (1 Form C) | 10A @ 125VAC | Fixed, 45 Sec | On-Delay | Chassis Mount | Mechanical Relay | Quick Connect - 0.250" (6.3mm) | Fixed | Input Voltage | 120VAC |
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