Safety Relays
- A safety relay is an automation device that monitors for potential errors or faults in machinery or plants and works to prevent injury and reduce risk. If an error occurs, the safety relay initiates the appropriate response to reduce the risk and bring the environment back to a safe, acceptable level.Monitoring processes using safety relays protects both the machinery and the employees, pr...
Showing 1-20 of 99 products
Phoenix Contact
24V dc
-
2
2
Emergency Stop
-
-
2
-
Automatic
PSRmini
-
-
4
-
-
-
3
-
-
Screw
No
-
PSR-MS60-2NO-24DC-SC
7mm
102.5mm
-
-
93mm
-
-
Phoenix Contact
24V dc
-
1
1
Emergency Stop
-
-
1
-
Automatic
PSRmini
-
-
1
-
-
-
1
-
-
Screw
No
-
PSR-MS20-1NO-1DO-24DC-SC
7mm
102.5mm
-
-
93mm
-
-
Phoenix Contact
24V ac/dc
-
2
3
Emergency Stop
-
-
1
-
-
PSRclassic
-
4
4
e
e
-
3
-
3
Screw
No
-
PSR-SCP- 24UC/ESM4/3X1/1X2/B
22.5mm
114.5mm
-
-
99mm
e
30401210
Phoenix Contact
24V dc
-
1
1
Emergency Stop
-
-
1
-
Manual
PSRmini
-
-
1
-
-
-
1
-
-
Screw
No
-
PSR-MS25-1NO-1DO-24DC-SC
7mm
102.5mm
-
-
93mm
-
-
Phoenix Contact
24V dc
-
2
1
Emergency Stop
-
-
1
-
Manual
PSRmini
-
4
4
-
-
-
3
-
3
Screw
No
cUL, UL
PSR-MS45-1NO-1DO-24DC-SC
7mm
102.5mm
-
-
93mm
-
-
Phoenix Contact
24V ac/dc
-
2
2
Emergency Stop
-
-
1
-
-
PSRclassic
-
-
4
-
e
-
3
-
-
Screw
No
-
PSR-SCP- 24UC/ESA4/2X1/1X2
22.5mm
114.5mm
-
-
99mm
e
-
Phoenix Contact
24V dc
-
2
2
Emergency Stop
-
-
2
-
Automatic & Manual
PSRmini
-
-
4
-
e
-
3
-
-
Screw
No
-
PSR-MC30-2NO-1DO-24DC-SC
12.5mm
114.5mm
-
4
112mm
e
-
Phoenix Contact
24V ac/dc
-
2
3
Emergency Stop
-
-
1
-
-
PSRclassic
-
-
4
-
e
-
3
-
-
Screw
No
-
PSR-SCP- 24UC/ESA4/3X1/1X2/B
22.5mm
114.5mm
-
-
99mm
e
-
Phoenix Contact
24V dc
-
2
3
Emergency Stop
-
-
3
-
Automatic & Manual
PSRmini
-
-
4
-
-
-
3
-
-
Screw
No
-
PSR-MC40-3NO-1DO-24DC-SC
12.5mm
114.5mm
-
-
112mm
-
-
Siemens
110 → 240V ac/dc
-
1
4
Safety Monitoring
-
-
-
-
Automatic, Monitored
SIRIUS
-
4
4
e
e
-
3
-
3
Screw
-
CCC, CE, CSA, EAC, UL
3SK1
22.5mm
122mm
-
-
100mm
e
30402186
Phoenix Contact
24V dc
-
2
1
Emergency Stop
-
-
1
-
Manual
PSRmini
-
-
4
-
-
-
3
-
-
Screw
No
-
PSR-MS35-1NO-24DC-SC
7mm
102.5mm
-
-
93mm
-
-
Phoenix Contact
24V dc
-
2
3
Emergency Stop
-
-
3
-
Automatic & Manual
PSRmini
-
-
4
-
-
-
3
-
-
Cage Clamp
No
-
PSR-MC40-3NO-1DO-24DC-SP
12.5mm
114.5mm
-
-
117mm
-
-
Phoenix Contact
24V dc
-
2
1
Emergency Stop
-
-
1
-
Automatic
PSRmini
-
-
-
-
-
-
-
-
-
Screw
-
-
PSR-MS30-1NO-24DC-SC
93mm
102.5mm
-
-
7mm
-
-
Phoenix Contact
24V dc
-
1
3
Emergency Stop
-
-
3
-
Automatic & Manual
PSRmini
-
-
1
-
-
-
1
-
-
Screw
No
-
PSR-MC20-3NO-1DO-24DC-SC
12.5mm
114.5mm
-
-
112mm
-
-
Phoenix Contact
24V dc
-
1
3
Emergency Stop
-
-
3
-
Automatic & Manual
PSRmini
-
-
1
-
-
-
1
-
-
Cage Clamp
No
-
PSR-MC20-3NO-1DO-24DC-SP
12.5mm
114.5mm
-
-
112mm
-
-
Pilz
24 → 240V ac/dc
-
2
3
Emergency Stop
-
-
1
-
Automatic & Manual
PNOZ X
-
-
4
-
e
-
3
-
-
Screw
-
-
PNOZ X3P
45mm
121mm
-
-
94mm
e
-
Siemens
110 → 240V ac/dc
-
-
-
Safety Monitoring
-
-
-
-
Automatic
SIRIUS
-
-
-
-
-
-
-
-
-
Screw
-
-
3SK1
22.5mm
122mm
-
-
100mm
-
-