Assa Abloy - Sensor SP51-M, 4Safe Line 350 mm

Assa Abloy SP51-M – 4Safe Line Sensor, 900 mm (Single Eye)

The Assa Abloy SP51-M 4Safe Line is a single-eye safety sensor designed for swing door applications. With a 900 mm detection length, it provides reliable presence detection along the door’s danger zone, helping prevent contact with users during opening and closing cycles. Compact and precise, it is ideal for modern low-profile installations.

Key Features & Benefits

• 900 mm Detection Length – Provides extended safety coverage along the door leaf for enhanced user protection.

• Single-Eye Design – Slim, unobtrusive profile suitable for narrow frames or aesthetic installations.

• Reliable Presence Detection – Monitors the safety zone to prevent door movement when an obstruction is detected.

• Genuine Assa Abloy Component – Ensures stable performance and full compatibility with Assa Abloy swing door operators.

• High Immunity to Interference – Performs reliably on reflective surfaces and in varying lighting conditions.

• Quick Installation & Adjustment – Easy mounting with straightforward alignment and setup.

Technical Summary

• Product type: Presence safety sensor

• Model: SP51-M (4Safe Line)

• Detection length: 900 mm

• Sensor type: Single infrared detection eye

• Application: Automatic swing door safety monitoring

• Compatibility: Assa Abloy swing door operators (SW-series and similar)

• Mounting: Door or frame-mounted, depending on configuration