Skip to main content
Play Video

HPR181i 18" Powered Subwoofer

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

Overview
For high-level dance music or reinforcement of bass instruments and kick drum, an HPR series subwoofer will add low-frequency extension and power to any sound system. The HPR181i single 18" subwoofer offers truly impressive low frequency extension and output. A 4" voice-coil driver and a 700 watt power module work to produce 134 dB SPL peak, at 1 meter with frequency response down to 39 Hz. The HPR181i also includes a top-mounted 35mm pole socket and heavy-duty 3" casters to facilitate load-in and load-out.

Features

  • Power module based on the best-selling RMX series amplifier technology provides 700 total watts of class H power
  • Attractive and professional appearance
  • Rugged birch enclosure
  • Tour-grade 16 gauge steel grille
  • Ergonomic handles with comfortable, non-slip grip
  • 35 mm pole socket
Specs

HPR181i 18" Powered Subwoofer Specifications:

Configuration
  • 18" powered subwoofer
Transducer
  • Low Frequency: 18" cone transducer with 4" voice coil
  • Frequency Response (-3 dB): 45 Hz ” 95 Hz
  • Frequency Range (-10 dB): 39 Hz ” 145 Hz
  • Maximum SPL (1 meter): 134 dB peak
Amplifier
  • Power output: 700W Class H
  • Input impedance: 22k balanced, 11k unbalanced
  • Controls: Gain, Low-cut filter, Front LED On/Off, Power, Circuit breaker
  • Indicators: Power, Signal, Limit
  • Cooling: Convection
  • Amplifier protection: Thermal and Output, Power limiting
  • Current consumption at 120 VAC (1/8 power EIA noise): 2.5A
  • Enclosure: Painted Birch plywood
  • Finish: Black textured paint
  • Grille: Powder coated 16 gauge steel
  • Connectors: Balanced female XLR line level inputs x 2 (L+R), Balanced male XLR full range line level throughputs x 2 (L+R), Male XLR low-cut line level outputs x 2 (L+R)
  • Dimensions: 28" H x 23.5" W x 23" D, (711mm x 597mm x 582mm)
  • Net weight: 127 lbs, 58 kg
  • Available Accessories:
  • HPR COVER 181
  • HPR POLE 26
  • HPR POLE 31
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