Telemecanique WK4TKM.. DIN Rail Terminal Block

Description:

The Telemecanique WK4TKM terminal block is a DIN rail-mounted knife disconnect terminal block designed for secure wire termination, circuit isolation, and testing in industrial electrical control and power distribution systems. Commonly installed in electrical control panels, motor control centers, process automation cabinets, machinery wiring, and industrial distribution systems where reliable terminal connections and circuit disconnection are required. Maintenance teams, OEMs, and system integrators use this terminal block for panel assembly, replacement, troubleshooting, and retrofit projects requiring safe circuit isolation.

Applications:

The Telemecanique WK4TKM terminal block is used to organize, connect, and isolate electrical circuits in industrial control panels and automation systems. It is widely applied in manufacturing plants, process control systems, power distribution panels, machine control cabinets, and OEM equipment where safe wiring, circuit testing, and maintenance access are essential.

Technical Specifications:

• Manufacturer Part Number (MPN): WK4TKM (#244958)
• Manufacturer: Telemecanique
• Product Type: Knife Disconnect Terminal Block
• Series: WK4TKM
• Terminal Type: Screw Clamp Terminal Block
• Mounting: TS35 / TS32 DIN Rail
• Nominal Cross Section: 4 mm²
• Rated Voltage: Up to 800 V
• Rated Current: 20 A
• Rated Impulse Withstand Voltage: 6 kV
• Number of Levels: 1
• Number of Terminal Positions: 2
• Terminal Pitch: 6 mm
• Connection Type: Screw Connection
• Wire Size: 0.5–6 mm² (solid), 0.5–4 mm² (stranded)
• Housing Material: PA66 Thermoplastic
• Housing Color: Grey
• Flammability Rating: UL94 V-0
• Pollution Degree: 3
• Function: Provides circuit termination, knife disconnect isolation, and testing capability
• Application: Industrial control panels, power distribution, automation systems, and electrical cabinets

Common Replacements:

• Telemecanique WK4TKM
• Wieland WK4TKM/U
• Phoenix Contact UDK 4-MTK