Pro Audio

Jensen Iso-Max pro-isolators present a complete range of passive, hum-eliminating solutions for balanced and unbalanced signals where absolute audio performance is required. These feature ultra-wide frequency response, exceptional signal handling (up to +24dB) and immunity to external electromagnetic fields.  Built into an easy-to-install flanged outer shell, each model comes equipped with standard connectors or may be special ordered to suit. Also included is a terminal strip for greater connectivity plus a set & forget bottom-mount dip switch to optimize each setup to suit your specific installation. This makes the Jensen Iso-Max professional ground isolators well suited for broadcast, recording, live touring and the most demanding audio installations.

Product Filter

VIEW ALL

Wall-mount Direct Box - Two channel passive multi-media DI converts unbalanced -10 dB consumer level signals to balanced. Variable level control, mono-sum and ground lift. Fits single gang electrical box with Decora® plate.

  • Primary application:
  • Frequency response:
  • Max signal handling:
  • Standard connectors:
  • Converting unbalanced consumer signals to pro
  • 20 Hz to 20 kHz
  • +17 dBu
  • RCA and 3.5 mm inputs with plug in screw terminal

Instrument Direct Box - Two channel isolator converts Hi-Z instrument signals to a balanced mic level to interface with PA and recording consoles. Comes standard with 1/4” TRS inputs and XLR-M outputs.

  • Primary application:
  • Frequency response:
  • Max signal handling:
  • CMRR noise rejection:
  • Standard connectors:
  • Optimal cable length:
  • Converting Hi-Z instrument levels to balanced mic
  • < 10 Hz to 100 kHz
  • +22 dBu @ 20 Hz, +25 dBu @ 50 Hz
  • 100 dB @ 60 Hz
  • 1/4” TRS and XLR with plug in screw terminal
  • Output - 30 m (100')

ISO•MAX Product Request

Model #:
Part #:
Description: Testing this out for words test test
Your Information









  1.  Immediately Required Need Assistance
Questions you may have?




We will be closed for Christmas Holidays from December 24th to January 5th
Hello. Add your message here.