Katko Changeover Switch 40A – Original

The Katko Changeover Switch 40A Original by Katko is a robust and reliable manual switch designed for safely transferring electrical load between two power sources. Manufactured in Finland, this high-quality changeover switch is ideal for homes, solar or inverter systems, and light commercial applications in Kenya. Its durable polycarbonate or aluminum enclosure, padlockable design, and IEC 60947-3 compliance ensure long-lasting performance, safety, and resistance to harsh environmental conditions.

Product Features

Manual Changeover Operation

Allows safe manual transfer between two power sources, using a lever or rotary handle mechanism for precise control.

High-Quality Enclosures

Available in polycarbonate (TKM, KEM) or aluminum (KEA) enclosures, providing excellent durability, UV resistance, chemical resistance, and water protection (IP65/IP66 rated).

Multiple Pole Options

Supports 2-, 3-, and 4-pole configurations to accommodate single-phase and three-phase systems for diverse electrical setups.

Padlockable for Safety

Can be secured with up to three padlocks in the “OFF” position, enhancing safety during maintenance or servicing.

Door Interlock Mechanism

Equipped with a door interlock system with a defeat mechanism to prevent unintended operation or accidental switching.

Durable and Heat-Resistant

Constructed from self-extinguishing materials with excellent insulating properties, wide operating temperature range, and mechanical strength for demanding environments.

Tested to International Standards

Complies with IEC 60947-3 standards, ensuring reliable and safe switching performance in residential and commercial applications.

Product Specifications

• Rated Current: 40 Amps
• Switching Type: Manual changeover (lever or rotary handle)
• Poles: 2-pole, 3-pole, or 4-pole options
• Enclosure Material: Polycarbonate (TKM, KEM) or Aluminum (KEA)
• Ingress Protection: IP66 (U2, U3, A2 enclosures), IP65 (MF11 enclosure)
• Safety Features: Padlockable, door interlock, mechanical interlock
• Standards Compliance: IEC 60947-3
• Application: Homes with backup generators, solar or inverter systems, light commercial environments
• Material Properties: Self-extinguishing, excellent insulation, chemical and UV resistant, wide operating temperature range