Best Industrial Power Meters Under $200 (2026)
We ranked units under $200 by measurement capability, connectivity (USB/Wi‑Fi/LAN), build/form factor, customer ratings, and overall value score
Top Picks
-
1
Klein Tools ET920 USB Power Meter
USB power meter for voltage, current, capacity, energy and resistance. Measures 3–20V DC with USB-A (0.05–3A) and USB-C (0.05–5A); monitors multiple parameters. Users note solid utility with simple operation, but report data loss and USB-C issues in some cases
- voltage and current monitoring
- USB-A and USB-C support
- capacity and energy tracking
-
2
Klein Tools ET910 USB Power Meter and Tester
USB-A power meter for voltage, current, capacity, energy, resistance. Provides continuous monitoring for up to 1000 hours with built-in test loads. Mixed feedback on accuracy and USB-C functionality
- built-in test loads without external gear
- continuous monitoring for hours
- multi-parameter measurement (V, A, capacity, energy, resistance)
-
3
Shelly Pro 3EM (120A) 3-Phase Smart Energy Meter
3-phase energy meter with Wi-Fi, LAN, and Bluetooth gateway for home, office, or factory monitoring. 1% accuracy with 2-way consumption per phase and included 120A current transformers
- 3-phase energy metering with 1% accuracy
- Wi-Fi, LAN and Bluetooth gateway
- includes three 120A CTs
-
4
Kill A Watt electricity usage monitor with 35in cord
Compact power usage monitor that displays volts, current, watts, frequency and power factor. Helps track energy use over time and store min/max readings; handy for remote display with detachable screen. Users report easy setup and usefulness for monitoring portable generators
- multi-metric display
- long cord for flexible placement
- min/max memory for readings
-
5
Surecom SW-102HF V.S.W.R. & Power Meter for HF (1.5-70MHz)
V.S.W.R. and power meter for HF applications with direct readout. Low insertion loss and permanent connection capability. Users note ease of use and value, with mixed accuracy feedback
- HF frequency range 1.5-70MHz
- direct readout of SWR and power
- low insertion loss
-
6
Smart Home Energy Monitor with 2x80A CTs (2.4GHz Wi-Fi) LyteSolar
2x80A current transformers monitor real-time electricity usage for appliances like AC, furnace, water heater, and laundry. Works with Tuya or SMART LIFE apps for remote viewing and tracking
- 2x80A sensors
- real-time monitoring
- Tuya/SMART LIFE app compatibility
-
7
Smart Home Energy Monitor with 2x120A CTs, Wi-Fi
Real-time energy monitoring with two 120A sensors for residential appliances. Integrates with Tuya or SMART LIFE for smart control. Customer notes imply practical monitoring needs
- dual-ct monitoring
- real-time usage
- smart-home app integration