IEF100, Isoelectric Focusing Unit, Hoefer

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  • Shortest Run Times
  • Highest Voltage Available: 12KV
  • Throughput: Six strips, 7 to 24 cm IPG Strips

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IEF100, Isoelectric Focusing Unit by Hoefer

Special...Complete system includes your choice of Serva IPG BlueStrips!                            

(1 package of 12 strips, any size & gradient. Discount applied at billing.)


The Hoefer IEF100 integrates all components needed for successful isoelectric focusing (IEF) with immobilized pH gradient strips (IPGs), commonly used with 2D electrophoresis experiments. 

It brings together a 12KV high voltage power supply with Peltier cooling for the fastest separations possible. The onboard electronics controls current and voltage to prevent overheating, provides an intuitive graphical user interface to enter custom IEF programs, monitor and edit performance parameters, access run time information, LAN control and programming plus easily accessible RS232 ports to acquire and log real-time instrument performance data when needed for GLP purposes.  The electrodes are adjustable for optimal contact with IPGS ranging from 7cm to 24cm in length.

Benefits include:

  • Versatile: 7, 11, 14, 17, 18 and 24cm IPG’s
  • Efficient: 6 IPG Strips Simultaneously
  • Flexible: Cup or Rehydration Sample Loading
  • Fast: 12KV Output Permits Fastest IEF

Complete Isoelectric Focusing Unit IEF100 includes:

IEF100 unit, plus: 252 Wicks, 1 Running Tray, 1 Rehydration Tray, 1 Cleaning Brush, 1 Set of Forceps and 10 of Sets Running Cups (set contains 6 sample cups)



Technical Specifications:  Hoefer IEF100

Voltage Output

12,000 Volts


10mA (999 uA/IPG strip)



Cooling Plate Peltier  Control

15 – 25C

Sample Cup Capacity


Data Connectivity

1Ethernet, 1 RS232

Unit Dimensions (W  x D x H)

38 x 19 x 27cm




UL61010-1, CSA22.2 1010.1,

CE, EN61010-1,




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