ISC D4 Descender ANSI compliant

ISC D4 Descender ANSI compliant

The D4TM is a double-stop device with an auto-lock function (which is activated whenever the operator lets go of the handle) and a panic brake which is not overly sensitive in normal use. 
The D4 cam is made from a super hard solid Stainless Steel and is highly wear and corrosion resistant. The D4 is compliant with CE Standards, NFPA T and ANSI Z359.4 for the worldwide Rope Access and Rescue markets which typically use 10.5mm/11mm ropes.The D4 Descender features a unique and innovative progressive cam action, which offers control at slow or fast speeds. The progressive cam works by way of one cam operating inside another cam. It is also easy to back-feed the rope through the D4 and therefore it can be used for smooth ascending or for emergency hauling.

Compatible with rope diameter (mm) 10.5-11.5mm (7/16")
Panic brake  Yes
Number of persons 2 (EMERGENCY ONLY)
(WLL) Working Load Limit (kg) 240
(WLL) Working Load Limit (lbs) 529
ANSI compliant version As standard
Serial numbering As standard
Cam material Stainless Steel
Finish Anodised

Regular price $270.00 Sale

  • PRODUCT DETAILS
  • SHIPPING
  • WARRANTY & RETURNS
  • REVIEWS

The D4TM is a double-stop device with an auto-lock function (which is activated whenever the operator lets go of the handle) and a panic brake which is not overly sensitive in normal use. 
The D4 cam is made from a super hard solid Stainless Steel and is highly wear and corrosion resistant. The D4 is compliant with CE Standards, NFPA T and ANSI Z359.4 for the worldwide Rope Access and Rescue markets which typically use 10.5mm/11mm ropes.The D4 Descender features a unique and innovative progressive cam action, which offers control at slow or fast speeds. The progressive cam works by way of one cam operating inside another cam. It is also easy to back-feed the rope through the D4 and therefore it can be used for smooth ascending or for emergency hauling.

Compatible with rope diameter (mm) 10.5-11.5mm (7/16")
Panic brake  Yes
Number of persons 2 (EMERGENCY ONLY)
(WLL) Working Load Limit (kg) 240
(WLL) Working Load Limit (lbs) 529
ANSI compliant version As standard
Serial numbering As standard
Cam material Stainless Steel
Finish Anodised

Shipping:

Only sold as a PAK –items are not sold individually.

We do not ship outside the USA. We ship ground UPS domestic only.

Please allow one (1) week leadtime.

Warranty:

Manufacturer's warranty is one year on all products.

Exclusions from the guarantee:

  • normal wear
  • oxidation
  • leaking batteries
  • modifications or alterations
  • poor storage
  • poor maintenance
  • damage due to accident or negligence
  • damage due to use of product for which it is not designed
  • the serial number is no longer legible
  • any label has been removed from a harness
  • a helmet has been written on with a marker or covered by stickers
  • the product has been modified or repaired by a third person

Product Return Policy:

For liability reasons, and your personal safety, we cannot accept returns on any product including hardware, ropes or slings at anytime excluding warranty situations or shipping errors. (Please note shipping costs for warranty issue and repair products is the customer's responsibility.)

Because we cannot accept returns, please be absolutely sure of the items you are purchasing before submitting your order.