#1 Home Improvement Retailer

Cart

Cart

Home
Electrical
Power Distribution
Electrical Panels & Protective Devices
Breaker Box Parts
Other Parts & Accessories
REED Instruments Other Parts & Accessories

Internet # 306222145

Model # R5090

Store SKU # 1003410203

Questions and Answers for REED Instruments Power Meter

Questions & Answers (6)
  • Displays 8 important units of measure.
  • Built-in battery backup.
  • Conforms to UL and CSA standards.
View Full Product Details

Questions & Answers

Does this device also calculate listing tide into circuit?
ByApr 7, 2026
1 Answer | 
Answer This Question

This device will not calculate listing tide into circuit.

By|Apr 8, 2026
    Does it retain its memory after a power loss?
    ByMar 6, 2026
    1 Answer | 
    Answer This Question

    Yes, the meter's memory will be retained after a power loss (due to the CR2032 backup battery).

    By|Mar 11, 2026
      Is this device sensitive to high inrush currents, that might occur in motor type appliances
      ByDec 31, 2025
      1 Answer | 
      Answer This Question

      Hello, there is an over-current warning function that occurs when the load exceeds 15A for more than 10 seconds. However, given the brief duration of inrush currents, this should not be an issue. If you have any further questions, please email us at info@reedinstruments.com

      By|Jan 6, 2026
        Does this unit display a real-time reading only, or does it also log usage over time?
        ByDec 1, 2023
        1 Answer | 
        Answer This Question

        Hello, please note that the REED R5090 will primarily provide real-time measurements, but can also display the accumulated kWh, monetary cost, CO2 cost, and elapsed time.

        By|Oct 13, 2025
          (5)
          What?s the max watts this can measure on 120v?
          ByMar 4, 2023
          1 Answer | 
          Answer This Question

          Hello Rebecca, please note that this meter can take power readings between 0 and 1800W.

          By|Oct 13, 2025
            (2)
            Up to how many amps can this measure?
            ByNov 6, 2022
            1 Answer | 
            Answer This Question

            Hello David, please note that the REED R5090 power meter can read current levels of 0-15 Amps.

            By|Feb 2, 2023