Eaton PXL-B20/1 Miniature Circuit Breaker 20A 1-Pole Type B 10kA DIN Rail Mount

With a 10 kA short-circuit breaking capacity and energy limiting class 3, this 20 A single-pole MCB delivers robust protection for residential and commercial circuits. The B-curve ensures fast tripping on short circuits while tolerating normal inrush currents, making it ideal for lighting and socket outlets.

Overview

The Eaton PXL-B20/1 is a compact miniature circuit breaker designed for DIN rail mounting. It provides reliable overcurrent and short-circuit protection in accordance with IEC/EN 60898-1. The device features screw terminals accepting conductors up to 25 mm², and offers a mechanical life of 20,000 operations. With a width of just one module (17.5 mm), it saves valuable space in distribution boards.

What stands out

• 10 kA breaking capacity for high fault current handling
• Energy limiting class 3 reduces let-through energy
• Wide operating temperature range from -25°C to +50°C
• High mechanical endurance: 20,000 operations
• Clear contact position indication via red/green flag

Technical details

• Rated current: 20 A
• Number of poles: 1
• Tripping characteristic: Type B
• Rated voltage: 230/400 V AC
• Frequency: 50/60 Hz
• Breaking capacity (Icn): 10 kA according to EN 60898
• Energy limiting class: 3
• Mounting: DIN rail (EN 60715)
• Terminal capacity: 1-25 mm² (solid/stranded)
• Degree of protection: IP20 (terminals), IP40 (front)
• Overvoltage category: III
• Pollution degree: 2
• Mechanical life: 20,000 operations
• Electrical life: 10,000 operations
• Width: 1 module (17.5 mm)

Our verdict

A dependable and compact MCB that meets stringent standards, offering excellent protection and long service life for modern electrical installations.