Skip to main content
Play Video

AR-20 II Voltage Regulator

We're sorry-this item is unavailable.
Contact our experts for a recommendation of great alternatives. Call us at 800-449-9128.

Overview

Filters and purifies your power to protect your gear.

The AR-20 II from Furman regulates voltage to deliver a stable stream of AC power that protects equipment from problems caused by AC line voltage irregularities. No more sags, brownouts, or over-voltShow More
Specs

AR-20 II Voltage Regulator Specifications:

  • Current rating: 20 amperes for input voltages of 104/124 or higher; derate at 113 mA per volt to a minimum of 12.3A
  • Spike protection modes: Line to neutral, zero ground leakage
  • Spike clamping voltage: 188 Vpk @ 3,000 amps, 133 VAC RMS (tested to UL-1449 6,000 Vpk @ 3,000 amps)
  • Response time: 1 nanosecond
  • Maximum surge current: 6,500 amps
  • Voltmeter accuracy: ±1V
  • Noise attenuation
    • 10 dB @ 10 kHz
    • 40 dB @ 100 kHz
    • 100 dB @ 10 MHz
    • (Linear attenuation curve from 0.05 to 100 ohms line impedance)
    • "In Regulation" ranges: Regulates to 120V ±5V from 97 to 137V
    • Shutdown range: Above 137 VAC typically
    • Dimensions: 19"W x 17.125"D x 3.5"H
    • Weight: 36 lbs.
    Shop with a Friend
    Free Shipping
    • Free Standard Ground shipping (48 contiguous states, some overweight and Used/Vintage items excluded).
    • Orders placed before 3 p.m. ET usually ship the same business day.
    Learn More
    2-Year Free Warranty on Guitars

    Every guitar or bass you purchase from Musician's Friend (electric or acoustic, New or Open Box) includes two years of protection from manufacturer defects.

    Contact Us for Details
    We're Here for You

    Our Gear Advisers are available to guide you through your entire shopping experience. Call or Chat for expert advice and to hear the latest deals.

    Contact Us
    Proactive Advisor Support Chat