Skip to content Skip to navigation menu

Canadian Customers: Take a look at our simplified Returns Process

Attention: Our ecommerce shop is experiencing problems with product and category pages not loading correctly. We do not currently have an estimated time for the site to be repaired. Please contact Customer Service to place an order.
CA: CACustomerService@ottobock.com or 800 665 3327

 

EnergyPack

Item #: 757B21-3
Color Black
Log in to order

Overview

EnergyPack 757B21 is an external, interchangeable lithium-ion battery that has a charge that lasts up to three days.  Smaller than EnergyPack 757B20, it is the ideal choice for patients with long residual limbs or when weight and size are a consideration.

757B21 EnergyPack (small) is:

  • Appropriate for 6/7.2 Volt MyoBock Adult Systems
  • Slightly smaller than 757B20-1 and weighs only 51 g
  • 800n mAh capacity
    Recharges in approximately 3.0 hours
  • Available in colors: 4 (757B21), 11 (757B21-1), 15 (757B21-2)  and Black (757B21-3) 

Specifications

Article number Color Weight Capacity Charging time (full charge) Technology Length
757B20 4 (beige) 65 g 900 mAh ca. 3.5 h Lithium-ion 2 3/4 in.
757B20-1 11 (light brown) 65 g 900 mAh ca. 3.5 h Lithium-ion 2 3/4 in.
757B20 -2 15 (dark brown) 65 g 900 mAh ca. 3.5 h Lithium-ion 2 3/4 in.
757B20 -3 Black 65 g 900 mAh ca. 3.5 h Lithium-ion 2 3/4 in.
757B21 4 (beige) 51 g 800 mAh ca. 3.0 h Lithium-ion 2 1/8 in.
757B21-1 11 (light brown) 51 g 800 mAh ca. 3.0 h Lithium-ion 2 1/8 in.
757B21-2 15 (dark brown) 51 g 800 mAh ca. 3.0 h Lithium-ion 2 1/8 in.
757B21-3 Black 51 g 800 mAh ca. 3.0 h Lithium-ion 2 1/8 in.

Documents

Refine results

625/757 - lithium-ion battery - Safety Data Sheet

Safety Data Sheet

PDF Document | Published: Jun 10, 2015

757B20, 757B21 EnergyPack - Instructions for Use

Instructions for Use

PDF Document | Published: Nov 6, 2013

MyoBock System Overview

Product Information

PDF Document | Published: Jan 1, 2013

757L20 Li-Ion Battery Charger - Instructions for Use

Instructions for Use

PDF Document | Published: Mar 19, 2015

625_757 - Safety Data Sheet

Safety Data Sheet

PDF Document | Published: Mar 22, 2018