LAPP 1708002-250 Fire Alarm Cable J-Y(ST)Y 2x2x0.8mm Red 250m

With a loop resistance of just 73.2 Ohm/km and a static screen of aluminium-laminated foil, this LAPP fire alarm cable guarantees clean signal transmission over long runs. The J-Y(ST)Y 2 x 2 x 0.8 mm in red is supplied on a 250 m reel, ready for professional installation.

Overview

The LAPP 1708002-250 is a shielded signal and data cable specifically engineered for fire alarm systems. It features four bare copper conductors arranged in two twisted pairs, each with a 0.8 mm diameter (approx. 0.5 mm² cross-section). PVC insulation and a red PVC outer sheath provide mechanical protection and flame retardancy according to IEC 60332-1-2.

What stands out

• Static screen with aluminium-laminated foil and tinned drain wire for excellent interference rejection
• Low loop resistance of 73.2 Ohm/km ensures reliable detection over extended distances
• Wide fixed-installation temperature range from -30°C to +70°C
• Complies with VDE 0815 for fire alarm and signal cables

Technical details

• Type designation: J-Y(ST)Y
• Number of pairs: 2 (4 cores)
• Conductor diameter: 0.8 mm (approx. 0.5 mm²)
• Rated voltage: 250 V (test voltage 800 V)
• Capacitance: max. 100 nF/km core/core
• Temperature range: -30°C to +70°C (fixed), -5°C to +50°C (flexible)
• Flame retardancy: IEC 60332-1-2
• Length: 250 m

Our verdict

A dependable, standards-compliant fire alarm cable with excellent shielding and low loss, ideal for safety-critical installations.