B737NG & Max Auxiliary Battery System

This Change alters the configuration from a single battery configuration to a dual battery configuration to
increase the standby power time from 30 minutes to a minimum of 60 minutes standby power.

  • Boeing
  • STC
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B737NG & Max Auxiliary Battery System


The Eirtech solution offers full compliance to meet EASA Standby Power requirements on the following aircraft:

  • B737-600,700,800,900,900ER
  • B737-8,-8200,-9


Allows Operators and Owners to comply with EASA Standby Power requirements

Technical Specifications

Standby Battery Power increased from 30 minutes to 60 minutes minimum

Download 10078639_CERT_REV_1_20220816.pdf