Sentrol Reed Switch, SM, Overhead, NC, 3"(76mm) gap, 1.5ft Armoured Cable
Specifications
- SKU Code
- 2202A-L
- Brand
- Sentrol
Description
The 2202A-L Sentrol Reed Switch is purpose-built for commercial and industrial overhead door applications. With a wide 76mm (3") operating gap and fully sealed construction, this surface-mount contact is designed to perform reliably in harsh environments where heavy equipment, moisture, and vibration are common.
- Overhead door design – Suitable for warehouse, roller shutter, and industrial door monitoring.
- 3" (76mm) wide operating gap – Minimises false alarms caused by loose or flexing doors.
- Low-profile aluminium housing – Durable cast construction resists damage and corrosion.
- Fully sealed reed switch – Encased in polyurethane potting to protect against moisture and humidity.
- Stainless steel armoured cable – 1.5ft lead provides secure, tamper-resistant wiring.
- Compact form factor – Less likely to be damaged by forklifts or loading equipment.
- Universal magnet design – Allows flexible installation on a variety of door tracks and frames.
- Includes mounting hardware – Easy to install with all required components supplied.
The 2202A-L is a dependable solution for high-traffic overhead doors in demanding environments, offering long-term performance, reduced maintenance, and high resistance to tampering or physical damage.
Sentrol Reed Switch, SM, Overhead, NC, 3"(76mm) gap, 1.5ft Armoured Cable
Specifications
- SKU Code
- 2202A-L
- Brand
- Sentrol
*GSA makes every effort to source accurate and detailed product descriptions and technical information from our trusted manufacturers. We also utilise AI to assist in curating this information. However, from time to time, inconsistencies or errors may occur. For the most accurate product specifications, please refer to the official product data sheets provided. If you spot an error, let us know so we can correct it.
Description
The 2202A-L Sentrol Reed Switch is purpose-built for commercial and industrial overhead door applications. With a wide 76mm (3") operating gap and fully sealed construction, this surface-mount contact is designed to perform reliably in harsh environments where heavy equipment, moisture, and vibration are common.
- Overhead door design – Suitable for warehouse, roller shutter, and industrial door monitoring.
- 3" (76mm) wide operating gap – Minimises false alarms caused by loose or flexing doors.
- Low-profile aluminium housing – Durable cast construction resists damage and corrosion.
- Fully sealed reed switch – Encased in polyurethane potting to protect against moisture and humidity.
- Stainless steel armoured cable – 1.5ft lead provides secure, tamper-resistant wiring.
- Compact form factor – Less likely to be damaged by forklifts or loading equipment.
- Universal magnet design – Allows flexible installation on a variety of door tracks and frames.
- Includes mounting hardware – Easy to install with all required components supplied.
The 2202A-L is a dependable solution for high-traffic overhead doors in demanding environments, offering long-term performance, reduced maintenance, and high resistance to tampering or physical damage.

