Sentrol Reed Switch, SM, Aluminum, NC, 3"(76mm) gap, 3ft Armoured Cable
Specifications
- SKU Code
- 2505A-L
- Brand
- Sentrol
Description
The 2505A-L from Sentrol is a heavy-duty surface-mount reed switch designed for demanding commercial and industrial security applications. Built with a high-strength extruded aluminium housing and fully encapsulated in polyurethane potting, this model is ideal for use on overhead doors, metal doors, fences, and gates where durability and reliability are essential.
- Wide 3" (76mm) working gap – Allows for greater installation tolerances and reduces alignment issues.
- Normally closed (NC) configuration – Common setup for reliable perimeter security monitoring.
- Rugged extruded aluminium housing – Provides superior resistance to physical damage and environmental wear.
- Fully sealed unit – Encapsulated in a polyurethane compound for protection against dust, moisture, and tampering.
- 3ft stainless steel armoured cable – Enhances installation durability and physical protection.
- Minimises false alarms – Stable sensing performance reduces nuisance alerts and service callouts.
- Ideal for harsh environments – Suitable for gates, loading docks, industrial roller doors, and metal entryways.
- Mounting brackets available – Optional accessories allow for simplified and secure installation.
- Part of the Sentrol 2500 Series – A family of high-performance switches including SPDT, DPDT, and high-security models.
With its robust construction and wide sensing gap, the 2505A-L offers long-lasting, maintenance-free operation in high-traffic or high-risk access control environments.
Sentrol Reed Switch, SM, Aluminum, NC, 3"(76mm) gap, 3ft Armoured Cable
Specifications
- SKU Code
- 2505A-L
- Brand
- Sentrol
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Description
The 2505A-L from Sentrol is a heavy-duty surface-mount reed switch designed for demanding commercial and industrial security applications. Built with a high-strength extruded aluminium housing and fully encapsulated in polyurethane potting, this model is ideal for use on overhead doors, metal doors, fences, and gates where durability and reliability are essential.
- Wide 3" (76mm) working gap – Allows for greater installation tolerances and reduces alignment issues.
- Normally closed (NC) configuration – Common setup for reliable perimeter security monitoring.
- Rugged extruded aluminium housing – Provides superior resistance to physical damage and environmental wear.
- Fully sealed unit – Encapsulated in a polyurethane compound for protection against dust, moisture, and tampering.
- 3ft stainless steel armoured cable – Enhances installation durability and physical protection.
- Minimises false alarms – Stable sensing performance reduces nuisance alerts and service callouts.
- Ideal for harsh environments – Suitable for gates, loading docks, industrial roller doors, and metal entryways.
- Mounting brackets available – Optional accessories allow for simplified and secure installation.
- Part of the Sentrol 2500 Series – A family of high-performance switches including SPDT, DPDT, and high-security models.
With its robust construction and wide sensing gap, the 2505A-L offers long-lasting, maintenance-free operation in high-traffic or high-risk access control environments.

