Black Box Dual Energy Manager for Service Sizes 125A – 200A, and up to TWO End Devices

May 12, 2025

Black Box’s patented automatic load management system or EV energy management system (EVEMS / EMS) provides the ability to install up to two 11.5KW or 48A electric vehicle* chargers on an existing electrical service that would otherwise cause overloading issues. No need for an electrical panel or service upgrade. Compatible with all major EV manufacturers and charge rates.

This dual-energy manager is for service size 125A -200A and can control 2 end devices*, with one being priority and the other secondary, on 1 electrical service. 

*Please see settings chart below or in the installation manual for setting options.

KEY FEATURES

  • Can manage up to 2 end devices on 1 electrical service
  • Fast and easy to install: 30-45 min.
  • Small size fits in tight areas around electrical panels (8″ x 8″ x 4″).
  • Approved for general use or as an EVEMS by Intertek (ETL)
  • Longest charge times due to intelligent current monitoring.
  • No need to disconnect the main service wires.
  • No extra breakers needed.
  • Solar grid tie installation compatible.
  • Real-time reading of the total power consumption of the electrical panel.
  • Bi-Directional capability
  • Remote shutdown override equipped

These can be used to control up to 2 general-purpose devices that can tolerate load shedding, up to a max of 40FLA/50A per contactor. When using with general-purpose devices select the settings row with the rating just above what the device rating is.

Link to installation instructions and specifications sheets for more information.

Go HERE for more information

Related Articles


Latest Articles


Changing Scene

  • IDEAL Electrical Partners with Habitat for Humanity Greater Toronto Area to Support Affordable Housing Initiatives

    IDEAL Electrical Partners with Habitat for Humanity Greater Toronto Area to Support Affordable Housing Initiatives

    August 17, 2026 Earlier this month, approximately 30 IDEAL Electrical employees and skilled electricians volunteered alongside Habitat for Humanity Greater Toronto Area (GTA) to help construct Countryside, an affordable 15-unit townhome development in Brampton that will welcome families later this year. Volunteers assisted with electrical wiring and rough-in installation and provide general construction support, helping… Read More…

  • Hubbell Canada Forms Strategic Alliance with Mac’s II Agencies to Strengthen Harsh & Hazardous Market Presence in British Columbia

    Hubbell Canada Forms Strategic Alliance with Mac’s II Agencies to Strengthen Harsh & Hazardous Market Presence in British Columbia

    August 17, 2026 Hubbell Canada is pleased to announce a new strategic partnership with Mac’s II Agencies, effective August 1, 2026, to represent Hubbell Canada’s Harsh & Hazardous portfolio throughout British Columbia. This newly formed alliance further strengthens Hubbell Canada’s commitment to serving customers operating in some of the most demanding industrial environments, while supporting… Read More…

  • AEA Scholarships and Bursaries Apply by August 31st

    AEA Scholarships and Bursaries Apply by August 31st

    August 17, 2026 The Alberta Electrical Alliance is proud to support our industry with over $320,500 of postsecondary scholarships for current members and their children. Your participation in AEA events helps fund AEA scholarships and build our industry’s future. AEA Sponsored Scholarships Open to employees, dependents, and children of parents who are members of the… Read More…

  • Contractors’ Corner at the 2026 NETCO Conference

    Contractors’ Corner at the 2026 NETCO Conference

    August 17, 2026 ECAO and CECA look forward to joining industry leaders at the NETCO – National Electrical Trade Council 2026 Conference for an important conversation on AI and its growing role in electrical contracting. R. Graeme Aitken, Executive Director of ECAO, Terry Milot, President of the Canadian Electrical Contractors Association, and Témoc Vega, PhD,… Read More…