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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Schmersal AZM 161 Series Solenoid Interlock Switch, Power to Lock, 24V ac/dc, 4NC/2NO
RS Stock No.617-5087BrandSchmersalManufacturers Part No.AZM 161SK-12/12RKA-024

BD 206.209

BD 206.209 Each (Exc. Vat)

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

BD 199.902

BD 199.902 Each (Exc. Vat)

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

BD 199.902

BD 199.902 Each (Exc. Vat)

Add to basket
Schmersal
Power to Lock
24V ac/dc
AZM 170
No
-
-
2NC
2NC
1/2 in NPT
-
Plastic
IP67
-
-
-
90mm
30mm
84mm
-
10W

P.O.A.

Add to basket
Allen Bradley Guardmaster
Power to Unlock
24V ac/dc
440G-S
Yes
Spartan
Standard
2NC
-
M20
1NO
Plastic
IP67
-
-
-
35mm
58mm
120mm
-
-
Omron D4NS Series Safety Interlock Switch, 2NC
RS Stock No.746-7295BrandOmronManufacturers Part No.D4NS-4BF

BD 25.101

BD 25.101 Each (Exc. Vat)

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

BD 203.964

BD 203.964 Each (Exc. Vat)

Add to basket
Telemecanique Sensors
Power to Unlock
24V ac/dc
XCS-TE
-
Preventa
-
2NC
-
PG11
1NC
Plastic
IP67
-
-
-
33mm
93.5mm
110mm
-
-

P.O.A.

Add to basket
Allen Bradley Guardmaster
Power to Unlock
24V ac/dc
440G-MT
Yes
-
-
3NC
-
M20
1NO
Metal
IP67
-
-
ANSI B11.19, AS4024.1, CCC, CE Listed, cULus Listed, EN1088, EN954-1, IEC/EN60204-1, IEC/EN60947-5-1, IEC60947-5-1, ISO13849-1, ISO14119, NFPA79, TUV
40mm
199mm
46.75mm
-
-
Schmersal AZM 161 Series Solenoid Interlock Switch, Power to Lock, 24V ac/dc, 4NC/2NO, Actuator Included
RS Stock No.146-5796BrandSchmersalManufacturers Part No.AZM161SK-12/12RIA-024-B1

BD 223.833

BD 223.833 Each (Exc. Vat)

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

BD 402.964

BD 402.964 Each (Exc. Vat)

Add to basket
Schmersal
Power to Unlock
24V ac/dc
AZM 415
No
-
-
2NC
-
1/2 in NPT
2NO
Metal
IP67
24V ac
24V dc
-
46.5mm
100mm
130mm
-
10W
Allen Bradley 440G-T Series Solenoid Interlock Switch, Power to Unlock, 24V ac/dc
RS Stock No.357-9212BrandAllen BradleyManufacturers Part No.440G-T27134

P.O.A.

Add to basket
Allen Bradley
Power to Unlock
24V ac/dc
440G-T
-
TLS-3-GD2
-
2NC
-
M20
1NO
Plastic
IP66, IP67, IP69K
-
-
-
86mm
126mm
33mm
-
-
Schmersal AZM 170 Series Solenoid Interlock Switch, Power to Lock, 24V ac/dc
RS Stock No.742-0701BrandSchmersalManufacturers Part No.AZM 170-11ZRKA 24 VAC/DC

BD 199.902

BD 199.902 Each (Exc. Vat)

Add to basket
Schmersal
Power to Lock
24V ac/dc
AZM 170
No
AZM 170
-
NC
-
1/2 in NPT
1NO
Plastic
IP67
24V
24V
-
90mm
30mm
84mm
-
10W
Allen Bradley Guardmaster 440G-T Series Solenoid Interlock Switch, Power to Lock, 110V ac
RS Stock No.357-9313BrandAllen Bradley GuardmasterManufacturers Part No.440G-T27132

P.O.A.

Add to basket
Allen Bradley Guardmaster
Power to Lock
110V ac
440G-T
No
TLS-2-GD2
-
2NC
-
M20
1NO
Plastic
IP66, IP67, IP69K
-
-
-
86mm
126mm
33mm
-
-
Schmersal Actuator
Schmersal Actuator
Add to parts list
RS Stock No.880-1909BrandSchmersalManufacturers Part No.MZM 100-B1.1

BD 105.212

BD 105.212 Each (Exc. Vat)

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

BD 118.577

BD 118.577 Each (Exc. Vat)

Add to basket
Pilz
Power to Unlock
24V ac/dc
PSENme
Yes
PSENmech
Standard
-
-
M20
-
Plastic
IP67
-
-
-
42.5mm
184mm
51mm
-
-
Allen Bradley 440G-T Series Solenoid Interlock Switch, Power to Unlock, 230V ac
RS Stock No.357-9290BrandAllen BradleyManufacturers Part No.440G-T27123

P.O.A.

Add to basket
Allen Bradley
Power to Unlock
230V ac
440G-T
No
TLS-1-GD2
-
2NC
-
M20
1NO
Glass Reinforced Plastic (GRP)
IP67
-
-
-
86mm
126mm
33mm
-
-
Schmersal AZM 170 Series Solenoid Interlock Switch, Power to Unlock, 24V ac/dc, 2NC
RS Stock No.742-0717BrandSchmersalManufacturers Part No.AZM 170SK-11/11ZRK-2197 24 VAC/DC

BD 228.469

BD 228.469 Each (Exc. Vat)

Add to basket
Schmersal
Power to Unlock
24V ac/dc
AZM 170
No
-
-
2NC
2NC
1/2 in NPT
2NO
Plastic
IP67
24V ac
24V
-
108mm
30mm
100.5mm
-
10W
Allen Bradley Guardmaster 440G-MT Series Solenoid Interlock Switch, Power to Unlock, 24V ac/dc
RS Stock No.537-7080BrandAllen Bradley GuardmasterManufacturers Part No.440G-MT47007

P.O.A.

Add to basket
Allen Bradley Guardmaster
Power to Unlock
24V ac/dc
440G-MT
-
-
-
3NC
-
M20
1NO
Metal
IP67
-
-
-
46.75mm
40mm
199mm
-
-
IDEM KL1-P Series Solenoid Interlock Switch, Power to Unlock, 24V ac/dc
RS Stock No.826-3953BrandIDEMManufacturers Part No.221301

BD 97.119

BD 97.119 Each (Exc. Vat)

Add to basket
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
RS Stock No.862-1706BrandOmronManufacturers Part No.D4SL-N4CFA

BD 120.516

BD 120.516 Each (Exc. Vat)

Add to basket
Omron
Power to Unlock
24V dc
D4SL-N
No
-
-
2NC
-
M20
1NO/1NC
Metal
IP67
-
-
-
179.5mm
39mm
39mm
-
-

P.O.A.

Add to basket
Allen Bradley Guardmaster
Power to Unlock
24V ac/dc
440G-T
Yes
TLS-1-GD2
Standard
2NC
-
M20
1NO
Plastic
IP66, IP67, IP69K
-
-
-
86mm
126mm
43mm
-
-

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