Schneider Electric EZ9F34120 Easy9 MCB 1P 20A 4.5kA Miniature Circuit Breaker

The Schneider Electric EZ9F34120 Easy9 miniature circuit breaker (MCB) delivers reliable 1-pole overcurrent and short-circuit protection rated at 20A with a 4.5kA breaking capacity. Part of the Easy9 series, this compact MCB is engineered for residential distribution boards, light commercial installations, and control panel applications where dependable protection and ease of installation are essential.

Technical Specifications

Certifications & Standards

• IEC EN 60898-1: International and European standard for circuit breakers used in household and similar installations, ensuring safety and performance compliance.
• IRAM: Argentine Institute of Rationalization of Materials certification, confirming compliance with Argentine national standards for electrical equipment.

Applications & Use Cases

• Residential distribution boards and consumer units
• Light commercial electrical panels and switchboards
• Control panel branch circuit protection
• Industrial automation auxiliary circuit protection
• Final circuit protection in building electrical installations