I bought this new in 2021 but never used it.

Furman PL-PRO DMC: Power conditioner with voltmeter/ammeter

The Classic Series from Furman brings together superior protection and outstanding performance in a sturdy, rack-mountable design. The Classic Series features Furman’s revolutionary Series Multi-Stage Protection (SMP), Linear Filtering Technology (LiFT), and Extreme Voltage Shutdown (EVS). Together, these technologies comprise what is, without question, one of the world's most advanced and comprehensive transient voltage surge suppressors.

Surge Protection
Furman's exclusive SMP technology provides the highest level of surge & spike protection available.

Noise Filtration
LiFT offers AC power filtering to ensure clean power for unequaled audio & video clarity.

Voltage Protection
Advanced EVS circuitry detects dangerous voltage irregularities and safely powers down itself and connected equipment in unsafe conditions.

Pull-out Lights
Dual smooth track retractable LED lights illuminate equipment in your rack.

Diagnostic Lights
LED status indicators warn you when voltage is outside of nominal range or when protection has been compromised.

USB Charger
Front panel convenience charger allows you to charge most media devices or power a USB lamp.

Voltmeter / Ammeter
Large digital voltmeter / ammeter, with discrete dimmer button, displays line votlage and true RMS current draw.

Isolated Banks
Isolated outlet banks minimize inter-component interference and noise contamination.

Wall Wart Spacing
Three widely spaced outlets accommodate bulky AC power transformers.

20 AMP Rating
20 Amp rating featuring a high inrush magnetic circuit breaker for added protection.

Nine Total Outlets
Nine total outlets (eight rear panel outlets and one front panel convenience outlet).

BNC Lamp Connector
Rear panel BNC connector powers any standard gooseneck lamp for rear rack illumination.

Specifications:

• Maximum output current: 20 amps
• Line cord: captive 3/12 AWG, 10 ft. black cord with NEMA 20 plug
• Pull-out lights: two multi-LED, dimmable lamps
• BNC socket w/ switch: rear rack lamp, 12VAC 500MA maxx (lamp not included)
• Operating voltage: 90 to 139 VAC
• Spike protection mode: Line to neutral, zero ground leakage
• Spike clamping voltage: 188 VAC peak @ 3,000 Amps
• Response time: 1 nanosecond
• Maximum surge current: 6,500 Amps
• Noise attenuation: 10 dB @ 10 kHz, 40 dB @ 100 kHz, 50 dB @ 500 kHz
• Dimensions: 19” W x 10.5” D x 1.75” H
• Weight: 12 lbs.
• Power consumption: 12 watts
• Safety listing: cTUVus