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Harmony E2 with TF Adapter Plate

Item #: 4R152=1
For use above wider knee and feet components
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Suggested HCPCS Coding: L5781
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 Removable pump for amputees who want a vacuum volume management system that fits into their lives easily

Intuitive controls for ease of use
4 manual levels, plus Automatic and Reverse
Adapter plate with its integrated valve keeps the vacuum in the socket
Easily removable without removing the leg
Submersible in water up to 10 ft/3 m depth
Lightweight – including batteries, weighs less than 200 g
Requires no computer or programming to install
In combination with the other Harmony system components, provides volume management for the residual limb
4R152=1 Harmony E2 with offset plate for use above wider knee and feet components


Weight 6.5 oz (185 g)
System Height 3 ¾˝ (95 mm)
Temperature range for use -10°C to +60°C (14°F to 140°F)
Battery charger operating voltage 100 – 240 V
Battery charger operating frequency 50 – 60 Hz
Battery charging temperature 0 – 45 °C (32°F to 113°F)
Vacuum (max) 22 inHg (750 mbar)


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4R152 Harmony E2 - Instructions for Use

Instructions for Use

PDF Document | Published: Aug 4, 2020

Harmony User's Guide

Product Information

PDF Document | Published: Sep 1, 2012

Harmony System Poster

Product Information

PDF Document | Published: Jan 19, 2018

Harmony System Brochure

Product Information

PDF Document | Published: Jul 18, 2020