The DERANCOURT C1 IS Insulated Knife with Straight Blade is a high-quality electrician’s knife designed for safe cutting and stripping of cables and insulation in live electrical environments. Fully compliant with EN IEC 60900, it offers certified insulation up to 1000V AC and 1500V DC, ensuring maximum safety during live working and maintenance tasks.
Built with a treated steel straight blade (56 mm), the C1 IS delivers clean, precise cuts ideal for insulation removal and cable preparation. The guiding “V” groove helps maintain accuracy during longitudinal cuts, reducing slippage and improving efficiency for professional electricians.
The 182 mm total length and bi-material ergonomic handle provide superior comfort, grip, and control — even when using insulated gloves. Its rigid injected insulating layer ensures complete electrical protection while maintaining tool balance and strength.
The DERANCOURT C1 IS insulated straight-blade knife combines safety, precision, and ergonomic design, making it an essential tool for every electrical technician working in live or high-voltage conditions.
1000V AC / 1500V DC rated for live electrical work
Certified to EN IEC 60900 international safety standards
Treated steel straight blade (56 mm) for sharp, precise cutting
Guiding “V” groove for controlled longitudinal cuts
Total length: 182 mm
Rigid injected insulation for full electrical protection
Ergonomic bi-material handle for comfort and firm grip
Durable DERANCOURT construction with official 1000V marking
Model: C1 IS
Type: Insulated knife with straight blade
Blade Material: Treated steel
Blade Length: 56 mm
Total Length: 182 mm
Handle: Bi-material, rigid injected insulation
Voltage Rating: 1000V AC / 1500V DC
Compliance: EN IEC 60900
Manufacturer: DERANCOURT