Smart Power Meters
—Products Overview—
smart energy meter / Wifi power meter clamp / Tuya power meter / Smart power monitor / Wifi energy meter / Wifi energy monitor / Wifi power monitor / wifi electricity monitor
Model : PC 311
Single-Phase Power Meter with 16A Dry Contact Relay
Main Features & Specs:
√ Dimension: 46.1mm x 46.2mm x 19m
√ Installation: Sticker or Din-rail Bracket
√ CT Clamps Available at: 20A, 80A, 120A, 200A, 300A
√ 16A Dry Contact Output（Optional）
√ Supports Bidirectional Energy Measurement
(Energy Usage / Solar Power Production)
√ Measures Real-time Voltage, Current, Power Factor, Active Power and Frequency
√ Compatible with Single-Phase System
√ Tuya Compatible or MQTT API for Integration
Model : CB432
Single-Phase Power Meter with 63A Relay
Main Features & Specs:
√ Dimension: 82mm x 36mm x 66mm
√ Installation: Din-rail
√ Max Load Current: 63A（100A Relay）
√ Single Break: 63A（100A Relay）
√ Measures Real-time Voltage, Current, Power Factor, Active Power and Frequency
√ Compatible with Single-Phase System
√ Tuya Compatible or MQTT API for Integration
Model : PC 472 / PC 473
Single-Phase / 3-Phase Power Meter with 16A Dry Contact Relay
Main Features & Specs:
√ Dimension: 90mm x 35mm x 50mm
√ Installation: Din-rail
√ CT Clamps Available at: 20A, 80A, 120A, 200A, 300A, 500A, 750A
√ Internal PCB Antenna
√ Compatible with Three-Phase, Split-Phase, and Single-Phase System
√ Measures Real-time Voltage, Current, Power Factor, Active Power and Frequency
√ Supports Bidirectional Energy Measurement (Energy Usage / Solar Power Production)
√ Three current transformers for single-phase application
√ Tuya Compatible or MQTT API for Integration
Model : PC 321
3-Phase / Split-Phase Power Meter
Main Features & Specs:
√ Dimension: 86mm x 86mm x 37mm
√ Installation: Screw-in Bracket or Din-rail Bracket
√ CT Clamps Available at: 80A, 120A, 200A, 300A, 500A, 750A
√ External Antenna (Optional)
√ Compatible with Three-Phase, Split-Phase, and Single-Phase System
√ Measures Real-time Voltage, Current, Power Factor, Active Power and Frequency
√ Supports Bidirectional Energy Measurement (Energy Usage / Solar Power Production)
√ Three current transformers for single-phase application
√ Tuya Compatible or MQTT API for Integration
Model : PC 341 - 2M16S
Split-Phase+Single-Phase Multi-Circuit Power Meter
Main Features & Specs:
√ Split-Phase / Single-Phase System Compatible
√ Supported Systems:
- Single-Phase 240Vac, Line-neutral
- Split-Phase 120/240Vac
√ Main CTs for the Mains: 200A x 2pcs (300A/500A Optional)
√ Sub CTs for Each Circuits: 50A x 16pcs (plug & play)
√ Real-time Bidirectional Energy Measurement (Energy Usage / Solar Power Production)
√ Accurately monitor up to 16 individual circuits with 50A Sub CTs, such as air conditioners, heat pumps, water heaters, stoves, pool pump, fridges, etc.
√ Tuya Compatible or MQTT API for Integration
Model : PC 341 - 3M16S
3-Phase+Single Phase Multi Circuit Power Meter
Main Features & Specs:
√ Three-Phase / Single-Phase System Compatible
√ Supported Systems:
- Single-Phase 240Vac, Line-neutral
- Three-Phase up to 480Y/277Vac
(No Delta/wye / Y/Star Connection)
√ Main CTs for the Mains: 200A x 3pcs (300A/500A Optional)
√ Sub CTs for Each Circuits: 50A x 16pcs (plug & play)
√ Real-time Bidirectional Energy Measurement (Energy Usage / Solar Power Production)
√ Accurately monitor up to 16 individual circuits with 50A Sub CTs, such as air conditioners, heat pumps, water heaters, stoves, pool pump, fridges, etc.
√ Tuya Compatible or MQTT API for Integration
About Us
For over 30 years, OWON Smart has been the trusted Chinese manufacturing partner for global brands and system integrators in the energy management sector. We specialize in smart power meters and energy monitoring solutions, delivering market-ready products through comprehensive OEM/ODM services.For Brands & OEM Partners: Customize every aspect of your energy monitoring solution - from hardware specifications and accuracy classes to communication protocols (Wi-Fi, Zigbee, Lora,4G) and cloud platform integration. We help you develop unique, branded products that create competitive advantage in your market. For Distributors & System Integrators: Access our complete portfolio of high-precision energy meters.Benefit from reliable bulk supply, competitive pricing, and technical support that protects your project margins and ensures successful deployments.
30+ years IoT device Original Design Manufacturer
ISO 9001 : 2015 Certified
OEM/ODM branding & bulk supply
Smart power meter installation scenes
PC 341-Multi Circuit Power Meter Wifi
PC 311-Single Phase Wifi Energy Meter
PC 321- 3 Phase Energy Meter
FAQs
Q: How do I integrate this with my own platform?
A: Easily. We provide full Tuya Cloud API documentation and technical support for seamless integration into your BMS or custom software.
Q: Do you provide customization for WiFi power meters, and MOQ & lead time?
A: Yes, we offer customization. The MOQ for customized units is 1,000 pieces, and the lead time is about 6 weeks.
Q: What wifi energy meter clamp sizes do you offer?
A: From 20A to 750A, suitable for residential and industrial projects.
Q: Do the smart power meters support Tuya integration?
A: Yes, Tuya/Cloud API available.