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Amron 3120 Bell Box

In stock


  • Five separate circuits, three for diver’s comm, one for bellman’s headset, and one for bell speaker
  • Diver and bellman headset circuits are 4-wire, bell speaker is 2-wire
  • Talk back speaker, bellman’s headset connector, three diver’s umbilical connectors
  • Connections on bellman’s headset and diver’s umbilicals are identical and interchangeable. Allows bellman’s headset to substitute for diver’s umbilical or helmet

Model 3120 Bell Box – P/N: 3120 Includes:

  • (3) 2 Pin 4 Contact Male Waterproof Connectors – P/N: B51F4M-1
  • (1) MS Connector 20 Pin – P/N: MS-3106E-28-16S
  • (1) MS Cable Clamp 24/28 Shell – P/N: MS-3057-16A

2 and 3 Year Extended Warranties are available for this product. Please refer to the Attachments tab for further information on the program.

DISCLAIMER NOTICE: Amron’s chamber communications are designed to be used in air chambers where oxygen concentrations remain below 23.5%. Our communications products (including communicators, speakers, entertainment systems, and other communications accessory items) are NOT designed for oxygen service, are not intrinsically safe, and do not meet the criteria given in NFPA-99, Chapter 20 and other applicable definitions. Misuse of our chamber communicator products in high-concentration Oxygen environments may result in serious injury and/or death.

What type of bell is the 3120 Bell Box used in?

The 3120 Bell Box is used in a saturation Diving Bell, Closed Bell or SDD (Submersible Decompression Chamber). It was not designed or intended to be used in a Class II Wet Diving Bell.

SKU: 3120

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