Innovating Power Systems for Nearly 60 Years

Inventus Power is the global leader in advanced battery systems. We specialize in the design and manufacture of Li-ion battery packs, smart chargers and efficient power supplies across a broad range of portable, motive and stationary applications. Founded in 1960, we have nearly six decades of experience designing integrated power systems for global OEMs. Our broad market/application expertise, technology agnostic approach, global manufacturing footprint, and vertical integration allow us to deliver safe, reliable & innovative power solutions at an exceptional speed to market.


A History of Operational Excellence …

  • 1960-1979

    1960: Elpac founded in CA

    1967: ICC founded in Chicago, IL

    1970’s: Launched Asia & Europe operations

    1973: TDI founded in Chicago, IL

    1974: Tauber Electronics founded in San Diego,  CA

  • 1980-1989

    1985: Entered battery assembly & charging market

    1985: Entered OEM mobile phone battery pack market

    1986: Opened Qing Xi, China Factory

    1986: Promark Electronics founded in Columbus, OH

  • 1990-1999

    1994: Created cell phone multi-chemistry charger

    1997: Developed initial VVT charging patent

    1998: TDI acquired by Thomas & Betts

    1999: Promark acquired DC Battery

  • 2000-2004

    2000: Promark  acquired Tauber (rebranded to Nexergy)

    2000: Thomas & Betts acquired by Tyco Electronics … formed Tyco Electronics Battery Systems (TEBs)

    2001: Developed 15-min consumer charger

    2001: Launched Shanghai, China operations

    2004: Entered Brazilian market

    2004: Expanded Qing Xi, China operations

  • 2005-2009

    2005: Started developing LiFeP04 BBUs

    2005: Entered data storage & seismic markets

    2005: ICC acquired ELPAC

    2006: Launched VVT, in-pack charging, & DQRC power supply technology patents

    2007: Opened Guangzhou, China Design Center

    2007: Began customizing fuel gauges

    2007-8: Inverness Graham acquired Nexergy; Merged with ElectriTek AVT

    2009: Tyco Electronics’ TEBs acquired by Marlin Equity Partners (rebranded to Palladium Energy)

  • 2010-2014

    2010: ICC & Nexergy merge (ICCN)

    2010: Launched Mexico & Denver operations

    2011: Began developing medium-format batteries

    2012: Palladium acquired MicroSun Technologies

    2013: ICCN acquired Applied Power

    2013: Launched medical cart UPS & battery systems

    2014: KRG Capital Partners (KRG) acquired ICCN

  • 2015+

    2015: KRG acquired Palladium Energy & merged with ICCNexergy; ICCN+Palladium rebranded as Inventus Power