Marstek CT003 – Smart Meter with P1 & IR Interface

The Marstek CT003 is a compact smart meter that communicates directly with digital electricity meters via P1 or infrared interface. Ideal for users who want to integrate their existing grid meter with Marstek energy storage systems.

Key Features:

✔ Plug-and-play installation via P1 port or IR (no electrician required)

✔ Magnetic mounting for easy installation

✔ Real-time monitoring and zero injection support

✔ Wi-Fi and Bluetooth 5.2 connectivity

✔ Compatible with Marstek Venus

Technical specifications:

• Power supply voltage: 5V via USB-C

• Communication: Wi-Fi (802.11b/g/n), Bluetooth 5.2

• Interfaces: P1 (USART), infrared

• Dimensions: 53.7 × 52 × 25.5 mm

• Weight: 0.3 kg

• Power consumption: <2W

• Operating temperature: -20°C to 45°C