Relay Basics - Another Teaching Moment | DigiKey Electronics
Learn how to identify and use the different types of mechanical and solid-state relays in this Another Teaching Moment from DigiKey.
Accessories
Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
---|---|---|---|---|---|---|
![]() | ![]() | 02040700TXN | METAL BRACKET FOR RELAY | 0 - Immediate | $7.78 | View Details |
![]() | ![]() | 08-305984-10 | ADAPTER FOR TX2SA | 0 - Immediate | $98.23 | View Details |
Automotive Relays
Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
---|---|---|---|---|---|---|
![]() | 02040601Z | RELAY AUTOMOTIVE SPST 25A 12V | 0 - Immediate | $98.77 | View Details | |
![]() | 02040603Z | RELAY AUTOMOTIVE SPDT 20A 12V | 0 - Immediate | $98.77 | View Details |
Contractors - Electromechanical
Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
---|---|---|---|---|---|---|
![]() | 13220112 | RELAY CONTACTOR | 0 - Immediate | See Page for Pricing | View Details | |
![]() | ![]() | 1616102-6 | RELAY CONTACTOR DPDT 600A 24V | 0 - Immediate | $724,021.03 | View Details |
Contractors - Solid State
Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
---|---|---|---|---|---|---|
![]() | ![]() | RGC1A23A15KGU | RELAY SSR 275VAC IN 1PH 230V 20A | 20 - Immediate | $508.33 | View Details |
![]() | ![]() | RGC1A23A20KKE | RELAY SSR 275VAC IN 1PH 230V 23A | 0 - Immediate 11 - Marketplace | $463.74 | View Details |
High Frequency RF Relays
Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
---|---|---|---|---|---|---|
![]() | 1-1617100-2 | RELAY RF DPDT 1A 18V | 0 - Immediate | $1,043.72 | View Details | |
![]() | ![]() | G6K-2F-RF DC9 | RELAY RF DPDT 1A 9V | 0 - Immediate | $122.54 | View Details |
IO Relay Module Racks
Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
---|---|---|---|---|---|---|
![]() | ![]() | 2971344 | I/O MODULE RACK 4 CHANNEL | 0 - Immediate | See Page for Pricing | View Details |
![]() | ![]() | 2972990 | I/O MODULE RACK 16 CHANNEL | 0 - Immediate | See Page for Pricing | View Details |
IO Relay Modules
Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
---|---|---|---|---|---|---|
![]() | EXO24CHX | DELCON 24VDCIN/0-24VDC 10A OUT | 0 - Immediate | $848.55 | View Details | |
![]() | SLO24TR | AC OUTPUT MODULE 3A | 37 - Immediate 2 - Factory Stock | $541.99 | View Details |
Power Relays Over 2 Amps
Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
---|---|---|---|---|---|---|
![]() | ![]() | 0133560000 | RELAY GEN PURPOSE SPST 5A 24V | 0 - Immediate | $382.13 | View Details |
![]() | ![]() | 0133660000 | RELAY GEN PURPOSE SPST 5A 24V | 0 - Immediate | $428.48 | View Details |
Reed Relays
Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
---|---|---|---|---|---|---|
![]() | ![]() | HE751A2400 | RELAY REED SPST 500MA 24V | 2382 - Immediate | $28.24 | View Details |
![]() | 1340-0251 | RELAY REED HV CUSTOM | 0 - Immediate | See Page for Pricing | View Details |
Relay Sockets
Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
---|---|---|---|---|---|---|
![]() | ![]() | 1-1437683-2 | RELAY SOCKET 11 POS DIN RAIL | 0 - Immediate | $139.94 | View Details |
![]() | 1-1904045-3 | V23333Z0002A010-EV-100 | 0 - Immediate | $6.54 | View Details |
Safety Relays
Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
---|---|---|---|---|---|---|
![]() | ![]() | 02A312HC2-0030 | RELAY GEN PURPOSE DPDT 2A 26.5V | 0 - Immediate | $18,573.91 | View Details |
Signal Relays Up to 2 Amps
Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
---|---|---|---|---|---|---|
![]() | ![]() | 02A312HC2-0030 | RELAY GEN PURPOSE DPDT 2A 26.5V | 0 - Immediate | $18,573.91 | View Details |
Solid State Relays
Image | Manufacturer Part Number | Description | Available Quantity | Price | View Details | |
---|---|---|---|---|---|---|
![]() | ![]() | 10CPV120 | SSR RELAY SPST-NO 10A 90-140V | 0 - Immediate | $623.91 | View Details |
![]() | ![]() | 10CPV240 | SSR RELAY SPST-NO 10A 180-280V | 0 - Immediate | $630.57 | View Details |