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Featuring a wide range of key interlock and safety systems.

Safety Interlocks

Trapped key interlocks have been used as part of integrated safety systems across a wide number of industries worldwide. Castell products are designed and manufactured to withstand the environmental conditions where people and assets need to be protected.

Access Control Castell Trapped Key Interlocking Systems Emergency Stops Isolation Key Exchange Safety Relays & Contactors 
Body Material
Stainless Steel
Brass
Aluminium
Manufacturer
Castell
Allen Bradley
Mechan
Schneider
S20-QB-F-CC4-240A – Brass, 20A, NC, Front Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QB-F-CC4-240A
Price:
£1,210.19
PDF:
S20-QB-F-CC4-24D – Brass, 20A, NC, Front Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QB-F-CC4-24D
Price:
£1,210.19
PDF:
S20-QB-F-CC6-110A – Brass, 20A, NC, Front Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QB-F-CC6-110A
Price:
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S20-QB-F-CC6-240A – Brass, 20A, NC, Front Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QB-F-CC6-240A
Price:
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S20-QB-F-CC6-24D – Brass, 20A, NC, Front Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QB-F-CC6-24D
Price:
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S20-QB-P-C/O4-110A – Brass, 20A, NO/NC, Panel Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QB-P-C/O4-110A
Price:
£732.32
PDF:
S20-QB-P-C/O4-240A – Brass, 20A, NO/NC, Panel Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QB-P-C/O4-240A
Price:
£732.32
PDF:
S20-QB-P-C/O4-24D – Brass, 20A, NO/NC, Panel Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QB-P-C/O4-24D
Price:
£732.32
PDF:
S20-QB-P-C/O6-110A – Brass, 20A, NO/NC, Panel Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QB-P-C/O6-110A
Price:
PDF:
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S20-QB-P-C/O6-240A – Brass, 20A, NO/NC, Panel Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QB-P-C/O6-240A
Price:
PDF:
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S20-QB-P-C/O6-24D – Brass, 20A, NO/NC, Panel Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QB-P-C/O6-24D
Price:
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S20-QB-P-CC4-110A – Brass, 20A, NC, Panel Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QB-P-CC4-110A
Price:
£732.32
PDF:
S20-QB-P-CC4-240A – Brass, 20A, NC, Panel Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QB-P-CC4-240A
Price:
£732.32
PDF:
S20-QB-P-CC4-24D – Brass, 20A, NC, Panel Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QB-P-CC4-24D
Price:
£732.32
PDF:
S20-QB-P-CC6-110A – Brass, 20A, NC, Panel Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QB-P-CC6-110A
Price:
PDF:
More Details
S20-QB-P-CC6-240A – Brass, 20A, NC, Panel Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QB-P-CC6-240A
Price:
PDF:
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S20-QB-P-CC6-24D – Brass, 20A, NC, Panel Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QB-P-CC6-24D
Price:
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S20-QS-F-C/O4-110A – Stainless Steel, 20A, NO/NC, Front Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QS-F-C/O4-110A
Price:
£1,244.77
PDF:
S20-QS-F-C/O4-240A – Stainless Steel, 20A, NO/NC, Front Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QS-F-C/O4-240A
Price:
£1,264.62
PDF:
S20-QS-F-C/O4-24D – Stainless Steel, 20A, NO/NC, Front Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QS-F-C/O4-24D
Price:
£1,250.83
PDF:
S20-QS-F-C/O6-110A – Stainless Steel, 20A, NO/NC, Front Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QS-F-C/O6-110A
Price:
PDF:
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S20-QS-F-C/O6-240A – Stainless Steel, 20A, NO/NC, Front Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QS-F-C/O6-240A
Price:
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S20-QS-F-C/O6-24D – Stainless Steel, 20A, NO/NC, Front Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QS-F-C/O6-24D
Price:
PDF:
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S20-QS-F-CC4-110A – Stainless Steel, 20A, NC, Front Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QS-F-CC4-110A
Price:
£1,244.77
PDF:
S20-QS-F-CC4-240A – Stainless Steel, 20A, NC, Front Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QS-F-CC4-240A
Price:
£1,264.62
PDF:
S20-QS-F-CC4-24D – Stainless Steel, 20A, NC, Front Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QS-F-CC4-24D
Price:
£1,250.83
PDF:
S20-QS-F-CC6-110A – Stainless Steel, 20A, NC, Front Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QS-F-CC6-110A
Price:
PDF:
More Details
S20-QS-F-CC6-240A – Stainless Steel, 20A, NC, Front Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QS-F-CC6-240A
Price:
PDF:
More Details
S20-QS-F-CC6-24D – Stainless Steel, 20A, NC, Front Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QS-F-CC6-24D
Price:
PDF:
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S20-QS-P-C/O4-110A – Stainless Steel, 20A, NO/NC, Panel Mount, Q Type, Castell KSS Solenoid Controlled Switch
Part Number:
S20-QS-P-C/O4-110A
Price:
£832.38
PDF: