Mi-BEAM Series — Modular Bidirectional DC Power System (12 kW – 1.2 MW)

Ametek Programmable Power

The Sorensen Mi-BEAM Series is a high-performance, air-cooled bidirectional regenerative DC power system covering 12.5 kW to 37.5 kW per 4U chassis, scalable in parallel to 1.2 MW. Available in 600 V, 1,500 V and 2,000 V output voltage ranges with industry-leading power density (up to 9.25 kW/U). Winner of the AMETEK Innovation Award 2025.

  • Bidirectional: full DC source AND sink (regenerative — energy returned to mains)
  • Power per chassis: 12.5 kW, 25 kW or 37.5 kW (4U); scalable to 1.2 MW in parallel
  • Voltage models: 600 VDC, 1,500 VDC and 2,000 VDC
  • Highest power density: up to 9.25 kW/U
  • Universal 3-phase AC input: 180 VAC to 528 VAC
  • Software included: Battery Test, Battery Cycling, Battery Simulation, PV Simulation / SAS
  • LAN, USB, CAN, RS-232 standard; IEEE-488 optional
  • 5-year standard warranty
Overview & Applications
BrandAmetek Programmable Power
Power (per unit)12.5 kW / 25 kW / 37.5 kW
Max parallel power1.2 MW
Voltage Range600 VDC / 1,500 VDC / 2,000 VDC
Current50 A / 100 A / 150 A per chassis (600 V)
ModelVoltage (VDC)Power (kW)Current (A)Form Factor
MIB-0600-12-00500–60012.50–504U
MIB-0600-25-01000–600250–1004U
MIB-0600-37-01500–60037.50–1504U
MIB-1500-25-00500–1,500250–504U
MIB-1500-37-00500–1,50037.50–504U
MIB-2000-25-00500–2,000250–504U
MIB-2000-37-00500–2,00037.50–504U

The Mi-BEAM Series was created for the growing demands of EV, energy storage and renewable energy testing. In battery cycling mode, the Mi-BEAM charges and discharges a battery or pack under precisely controlled current, voltage and power profiles. In battery simulation mode, it emulates the electrical behaviour of a battery — including programmable internal resistance — without a physical battery present. The PV simulation mode uses programmable I-V curves to replicate solar panel characteristics for inverter MPPT testing. Regenerative operation returns absorbed energy to the AC mains, making continuous high-power cycling economically practical. The 2,000 V models address high-voltage EV and stationary storage systems.

All-in-One Energy Test Platform

Battery test, battery cycling, battery simulation and PV simulation software all included — one instrument covers the full energy storage and renewable energy test workflow.

9.25 kW/U Power Density

Industry-leading 37.5 kW in a 4U chassis — four times the density of conventional high-power bidirectional supplies, minimizing rack footprint.

2,000 V High-Voltage Models

2,000 VDC capability addresses next-generation high-voltage EV battery packs and stationary storage systems up to 800 V nominal.

5-Year Warranty + Innovation Award

Backed by AMETEK's 5-year warranty and recognized with the 2025 AMETEK Innovation Award for bidirectional DC test excellence.

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