Shelly Pro 2CB C32 Smart Miniature Circuit Breaker, 2-Pole, 32A, Wi-Fi, LAN, Bluetooth

With a rated breaking capacity of 6 kA and a C-curve tripping characteristic, the Shelly Pro 2CB C32 delivers robust overcurrent and short-circuit protection for residential and commercial circuits. This 2-pole smart miniature circuit breaker (MCB) is engineered for DIN rail mounting and integrates seamlessly with modern smart energy systems.

Overview

The Shelly Pro 2CB C32 is a smart 2-pole MCB rated at 32 A, designed for 110-240 V AC circuits. It combines traditional circuit protection with advanced connectivity options, including Wi-Fi, Ethernet (LAN), and Bluetooth, enabling remote monitoring and control via the Shelly Cloud app, MQTT, or REST API. The device provides real-time data on power, voltage, and current, making it an ideal choice for energy management and automation projects.

What stands out

• Dual connectivity: Wi-Fi, LAN, and Bluetooth for flexible integration.
• Real-time monitoring of electrical parameters for proactive energy management.
• Remote control and automation via Shelly Cloud, MQTT, or REST API.
• DIN rail mounting (2 modules) for easy installation in standard distribution boards.
• Compatible with Home Assistant and other smart home platforms.

Technical details

• Device type: Smart miniature circuit breaker (MCB)
• Number of poles: 2
• Rated current: 32 A
• Rated voltage: 110-240 V AC
• Breaking capacity: 6 kA
• Tripping curve: C
• Mounting: DIN rail (2 modules)
• Wireless connectivity: Wi-Fi 802.11 b/g/n, Bluetooth
• Wired connectivity: Ethernet (LAN)
• Protection features: Overcurrent, short-circuit
• Monitoring: Real-time power, voltage, current
• Operating temperature: -20°C to 40°C
• Power consumption: < 3 W
• Protection rating: IP20
• Frequency: 50/60 Hz
• Compatibility: Home Assistant, MQTT, REST API, Shelly Cloud

Our verdict

The Shelly Pro 2CB C32 is a powerful smart circuit breaker that merges reliable protection with advanced connectivity. Its real-time monitoring and remote control capabilities make it an excellent choice for modern smart homes and energy-conscious installations.