KEWEISI KWS 303WF 8-in-1 Energy Meter with Voltage, Current, Power Monitoring, TFT Screen, WiFi Remote Control, and DIN Rail Installation: Real-time monitoring of voltage, current, power, frequency, power factor, active energy, and timing
This KEWEISI 8-in-1 energy meter is designed for homeowners and DIY enthusiasts who want to track their electricity usage in real-time, like monitoring a home office setup or checking on high-power appliances. While many meters focus on basic readings, this device offers a unique angle: it acts as a proactive tool for energy management, helping you spot inefficiencies before they hit your bill.
The WiFi-enabled model lets you view all data on your phone from anywhere. You can set up alerts for unusual voltage spikes, and the screen's adjustable brightness makes it easy to read in dim electrical boxes. The DIN rail installation snaps into place without tools, saving you time during setup.
Features
- Wireless remote control via WiFi with smartphone app
- Compact DIN rail design for easy installation
- Built-in overvoltage and undervoltage protection
- Customizable screen brightness, orientation, and reset settings
- Power-off memory function
- Real-time monitoring of voltage, current, power, frequency, power factor, active energy, and timing
General specs
- Brand: KEWEISI
- Model: KWS 303WF
- Seller: Banggood
- ID: 2041776
- Model: KWS 303WF, KWS 303L, KWS 303
- Power Range: 0-12kW
- Screen Size: 0.96 inch
- Screen Type: HD TFT color screen
- Range Timing: Up to 99 days
- Current Range: 0-40A
- Voltage Range: AC 100-290V
- Frequency Range: 50-60Hz
- Memory Function: Power off memory supported
- Screen features: Adjustable brightness, Flip functionality
- Installation Type: DIN rail
- Temperature Range: -4°F to 302°F
- Factor Power Range: 0.00-1.00 PF
- Features Protective: Overvoltage protection, Undervoltage protection
- Network Connectivity: WiFi enabled with cloud remote functionality
- Customization Display: Screen brightness, Orientation, Reset settings
- Electric Energy Range: 0-9999 kWh
- Installation Features: Quick installation without screws, Fits in electrical distribution boxes
- Monitoring Parameters: Voltage, Current, Power, Frequency, Power Factor, Active Energy, Timing
- Overvoltage Protection: Included
- Communication Interface: 485 communication
- Remote Control Features: Smartphone app, Remote power control, Scheduling, Real-time updates
- Protection Undervoltage: Included
- First listed by seller: 2/23/26
If you are interested in more details, you can find full information on the seller's page.
Price History for seller Banggood
| Date | Price |
|---|---|
| 2/24/26 | $12.61 |
| 2/23/26 | $12.53 |
Shipping options
United States
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| Brand | KEWEISI | KEWEISI | RMshebei | eWeLink | ZMAI | KEWEISI |
| Model | KWS 303WF, KWS 303L, KWS 303 | KWS-303WF, KWS-303L, KWS-303 | WiFi Smart Energy Meter | |||
| Color | ||||||
| Rating |
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| Price | $12.61 | $15.00 | $17.00 | $19.01 | $26.62 | $13.01 |
| Seller | Banggood | Banggood | Banggood | Banggood | Banggood | Banggood |
| Update | Mar 1, 2026 | Feb 27, 2026 | Mar 1, 2026 | Mar 1, 2026 | Mar 1, 2026 | Feb 27, 2026 |
| Voltage Range | AC 100-290V | AC 100-290V | 170-270V | |||
| Installation Type | DIN rail | DIN Rail, Surface Mount | Din Rail | |||
| Display Type | 8-in-1 Digital Display, 0.96-inch color TFT screen | LCD | Color Screen | |||
