Solenoid Interlock Switches

Solenoid interlock switches allow guards or gates to be securely locked while dangerous processes are in operation. They require an internal solenoid to be energised before the guard can be opened and remain locked until all equipment has ceased moving.

What are solenoid interlock switches used for?

Solenoid interlock switches are widely used in machinery where an interrupt...

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Omron D4SL Series Safety Switch, Mechanical Lock, 24V dc, 3NC + 2NC, Actuator Included
Omron D4SL Series Safety Switch, Mechanical Lock, 24V dc, 3NC + 2NC, Actuator Included
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RS Stock No.: 555-952Brand: OmronManufacturers Part No.: D4SL-N4HDG-D

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Omron
Mechanical Lock
24V dc
D4SL
Yes
-
-
-
-
3NC + 2NC
-
-
-
-
-
-
-
-
-
-
-
Schmersal AZM 161 Series Solenoid Interlock Switch, Power to Lock, 24V ac/dc, 4NC/2NO
Schmersal AZM 161 Series Solenoid Interlock Switch, Power to Lock, 24V ac/dc, 4NC/2NO
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RS Stock No.: 617-5087Brand: SchmersalManufacturers Part No.: AZM 161SK-12/12RKA-024

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Schmersal
Power to Lock
24V ac/dc
AZM 161
No
-
-
4NC
M16
4NC/2NO
2NO
Plastic
IP67
-
30mm
90mm
-
-
130mm
10W
-
Schmersal AZM 170 Series Solenoid Interlock Switch, Power to Unlock, 24V ac/dc, 1NC/1NO
Schmersal AZM 170 Series Solenoid Interlock Switch, Power to Unlock, 24V ac/dc, 1NC/1NO
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RS Stock No.: 741-8691Brand: SchmersalManufacturers Part No.: AZM 170-11ZRK 24 VAC/DC

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Schmersal
Power to Unlock
24V ac/dc
AZM 170
No
-
-
NC
1/2 in NPT
1NC/1NO
1NO
Plastic
IP67
-
90mm
30mm
-
-
84mm
10W
-
Schmersal AZM 170 Series Solenoid Interlock Switch, Power to Lock, 24V ac/dc, 2NC
Schmersal AZM 170 Series Solenoid Interlock Switch, Power to Lock, 24V ac/dc, 2NC
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RS Stock No.: 741-8685Brand: SchmersalManufacturers Part No.: AZM 170-02ZRKA 24 VAC/DC

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Power to Lock
24V ac/dc
AZM 170
No
-
-
2NC
1/2 in NPT
2NC
-
Plastic
IP67
-
90mm
30mm
-
-
84mm
10W
-
Omron D4NS Series Safety Interlock Switch, 2NC
Omron D4NS Series Safety Interlock Switch, 2NC
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RS Stock No.: 746-7295Brand: OmronManufacturers Part No.: D4NS-4BF

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-
-
D4NS
-
-
-
-
M20
2NC
-
Plastic
IP67
-
31mm
96mm
CE
-
30.6mm
-
-
Telemecanique Sensors XCS-TE Series Solenoid Interlock Switch, Power to Unlock, 24V ac/dc
Telemecanique Sensors XCS-TE Series Solenoid Interlock Switch, Power to Unlock, 24V ac/dc
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RS Stock No.: 397-2223Brand: Telemecanique SensorsManufacturers Part No.: XCSTE7311

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Telemecanique Sensors
Power to Unlock
24V ac/dc
XCS-TE
-
Preventa
-
2NC
PG11
-
1NC
Plastic
IP67
-
33mm
93.5mm
-
-
110mm
-
-
Schmersal AZM 161 Series Solenoid Interlock Switch, Power to Lock, 24V ac/dc, 4NC/2NO, Actuator Included
Schmersal AZM 161 Series Solenoid Interlock Switch, Power to Lock, 24V ac/dc, 4NC/2NO, Actuator Included
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RS Stock No.: 146-5796Brand: SchmersalManufacturers Part No.: AZM161SK-12/12RIA-024-B1

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Power to Lock
24V ac/dc
AZM 161
Yes
-
Coded
4NC
M20
4NC/2NO
2NO
Plastic
IP67
24V
90mm
130mm
BG, BG-GS-ET-19, CE, cULus, DIN EN 60269-1, EN 60947-5-1, EN ISO 13849-1, IEC/EN 60529
24V
30mm
10W
3P
Schmersal AZM 415 Series Solenoid Interlock Switch, Power to Unlock, 24V ac/dc
Schmersal AZM 415 Series Solenoid Interlock Switch, Power to Unlock, 24V ac/dc
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RS Stock No.: 617-5122Brand: SchmersalManufacturers Part No.: AZM415-11/11 ZPKE 24VAC/DC-M20

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Power to Unlock
24V ac/dc
AZM 415
No
-
-
2NC
1/2 in NPT
-
2NO
Metal
IP67
24V ac
46.5mm
100mm
-
24V dc
130mm
10W
-
Schmersal AZM 170 Series Solenoid Interlock Switch, Power to Lock, 24V ac/dc
Schmersal AZM 170 Series Solenoid Interlock Switch, Power to Lock, 24V ac/dc
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RS Stock No.: 742-0701Brand: SchmersalManufacturers Part No.: AZM 170-11ZRKA 24 VAC/DC

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Schmersal
Power to Lock
24V ac/dc
AZM 170
No
AZM 170
-
NC
1/2 in NPT
-
1NO
Plastic
IP67
24V
90mm
30mm
-
24V
84mm
10W
-
Schmersal Actuator
Schmersal Actuator
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RS Stock No.: 880-1909Brand: SchmersalManufacturers Part No.: MZM 100-B1.1

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Schmersal
-
-
-
-
-
-
-
-
-
-
-
-
-
40mm
24mm
-
-
160mm
-
-
Pilz PSENme Series Solenoid Interlock Switch, Power to Unlock, 24V ac/dc, Actuator Included
Pilz PSENme Series Solenoid Interlock Switch, Power to Unlock, 24V ac/dc, Actuator Included
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RS Stock No.: 744-8651Brand: PilzManufacturers Part No.: 570000

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Pilz
Power to Unlock
24V ac/dc
PSENme
Yes
PSENmech
Standard
-
M20
-
-
Plastic
IP67
-
42.5mm
184mm
-
-
51mm
-
-
Schmersal AZM 170 Series Solenoid Interlock Switch, Power to Unlock, 24V ac/dc, 2NC
Schmersal AZM 170 Series Solenoid Interlock Switch, Power to Unlock, 24V ac/dc, 2NC
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RS Stock No.: 742-0717Brand: SchmersalManufacturers Part No.: AZM 170SK-11/11ZRK-2197 24 VAC/DC

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Power to Unlock
24V ac/dc
AZM 170
No
-
-
2NC
1/2 in NPT
2NC
2NO
Plastic
IP67
24V ac
108mm
30mm
-
24V
100.5mm
10W
-
IDEM KL1-P Series Solenoid Interlock Switch, Power to Unlock, 24V ac/dc
IDEM KL1-P Series Solenoid Interlock Switch, Power to Unlock, 24V ac/dc
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RS Stock No.: 826-3953Brand: IDEMManufacturers Part No.: 221301

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IDEM
Power to Unlock
24V ac/dc
KL1-P
No
LEILOCK
-
2NC
M20
-
1NO
Plastic
IP67
-
63mm
143mm
-
-
41.5mm
-
-
Omron D4SL-N Series Solenoid Interlock Switch, Power to Unlock, 24V dc
Omron D4SL-N Series Solenoid Interlock Switch, Power to Unlock, 24V dc
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RS Stock No.: 862-1706Brand: OmronManufacturers Part No.: D4SL-N4CFA

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Omron
Power to Unlock
24V dc
D4SL-N
No
-
-
2NC
M20
-
1NO/1NC
Metal
IP67
-
179.5mm
39mm
-
-
39mm
-
-
Omron D4BL Series Solenoid Interlock Switch, Power to Unlock, 24V dc
Omron D4BL Series Solenoid Interlock Switch, Power to Unlock, 24V dc
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RS Stock No.: 746-7201Brand: OmronManufacturers Part No.: D4BL-2CRA

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Omron
Power to Unlock
24V dc
D4BL
-
-
-
NO/NC
1/2 in NPT
-
1NC
Metal
IP67
-
123.5mm
116.5mm
-
-
46.3mm
-
-
Omron D4NL Series Safety Switch, Power to Unlock, 24V dc, 1NC/1NO + 1NC/1NO
Omron D4NL Series Safety Switch, Power to Unlock, 24V dc, 1NC/1NO + 1NC/1NO
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RS Stock No.: 215-5049Brand: OmronManufacturers Part No.: D4NL-1AFA-B

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Omron
Power to Unlock
24V dc
D4NL
No
-
-
-
PG13.5
1NC/1NO + 1NC/1NO
-
Plastic
IP67
-
88.5mm
95mm
-
-
-
-
DPST-NO/NC x 2
Schmersal AZM 170 Series Solenoid Interlock Switch, Power to Unlock, 230V ac
Schmersal AZM 170 Series Solenoid Interlock Switch, Power to Unlock, 230V ac
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RS Stock No.: 741-8681Brand: SchmersalManufacturers Part No.: AZM 170-02ZRK 230 VAC

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Schmersal
Power to Unlock
230V ac
AZM 170
No
-
-
2NC
M20
-
-
Plastic
IP67
230V ac
90mm
30mm
-
24V dc
84mm
10W
-
Schmersal EX-AZM 161 Series Solenoid Interlock Switch, Power to Lock, 24V ac/dc, 2NC
Schmersal EX-AZM 161 Series Solenoid Interlock Switch, Power to Lock, 24V ac/dc, 2NC
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RS Stock No.: 880-1851Brand: SchmersalManufacturers Part No.: EX-AZM 161SK-12/12RKA-024-3D

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Schmersal
Power to Lock
24V ac/dc
EX-AZM 161
No
-
-
4
M16
2NC
1NO/1NC
Plastic
IP67
230V ac
114mm
130mm
CE Listed, EN ISO 13849-1
24V
30mm
10W
-
Telemecanique Sensors XCS-E Series Solenoid Interlock Switch, Power to Lock, 24V ac/dc, Actuator Included
Telemecanique Sensors XCS-E Series Solenoid Interlock Switch, Power to Lock, 24V ac/dc, Actuator Included
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RS Stock No.: 263-3775Brand: Telemecanique SensorsManufacturers Part No.: XCSE5512

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Telemecanique Sensors
Power to Lock
24V ac/dc
XCS-E
Yes
Preventa
Key
-
PG13.5
-
-
Metal
IP67
-
44mm
98mm
-
-
146mm
-
-
Telemecanique Sensors XCS-LF Series Solenoid Interlock Switch, Power to Unlock, 24V ac/dc
Telemecanique Sensors XCS-LF Series Solenoid Interlock Switch, Power to Unlock, 24V ac/dc
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RS Stock No.: 739-0571Brand: Telemecanique SensorsManufacturers Part No.: XCSLF2525312

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Telemecanique Sensors
Power to Unlock
24V ac/dc
XCS-LF
No
Preventa
Key
NO/NC
M20
-
-
Metal
IP66, IP67
-
51mm
205mm
-
-
43.5mm
-
-

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