From Latronics to Premium: Practical Inverter Replacements for 110Vdc Industrial Applications
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From Latronics to Premium: Practical Inverter Replacements for 110Vdc Industrial Applications

14/01/26 Powerbox Pacific

Many New Zealand industrial systems, particularly in the rail, utility, and water sectors, have historically relied on Latronics PBMPLS inverters to convert 110Vdc battery bus voltage to 230Vac for powering control gear, telemetry equipment, and instrumentation. With the Latronics PBMPLS series now legacy equipment and no longer supported in production, maintenance engineers and asset managers are looking for technically sound replacements that integrate into existing systems with minimal disruption.


Powerbox New Zealand now offers the Premium ODS series, a fully industrial-grade inverter range that includes direct 110Vdc input variants to suit these legacy applications. These models are held in local stock for fast turnaround on maintenance and upgrade projects.

Premium ODS-750-7277

  • Input Voltage: 110Vdc (range: 77 to 138Vdc)
  • Output Voltage: 230Vac, true sine wave
  • Rated Power: 750W

premium-ods-750-series

Premium ODS-1500-7117

  • Input Voltage: 110Vdc (range: 77 to 138Vdc)
  • Output Voltage: 230Vac, true sine wave
  • Rated Power: 1500W

premium-ods-1500-series

Premium ODS-3000-7177

  • Input Voltage: 110Vdc (range: 77 to 138Vdc)
  • Output Voltage: 230Vac, true sine wave
  • Rated Power: 4000W

premium-ods-3000-series

Why These Models Are Ideal Latronics Replacements

Powerbox’s selected ODS models align closely with the electrical characteristics of the outgoing PBMPLS units, while offering enhanced mechanical and environmental performance for modern deployments:

  • Wide 110Vdc input range supports operation under battery float and discharge conditions
  • 230Vac pure sine wave output is suitable for sensitive control systems and industrial electronics
  • High reliability design with full galvanic isolation between input and output
  • Fanless convection cooling (on 750W model) for noise-sensitive or sealed environments
  • Conformal coated PCBs and rugged mechanical construction for harsh industrial sites
  • Flexible mounting options, including chassis mount, DIN-rail, and 19-inch rackmount formats to suit new installations or retrofits

The ODS series is designed and manufactured in Europe by Premium PSU (Spain), a long-established supplier of railway and industrial inverters.

Powerbox: Supporting New Zealand Industry Through the Transition

Whether you're maintaining a SCADA cabinet on a regional rail line or upgrading inverter systems in a remote pumping station, Powerbox delivers more than just product supply. With local engineering support, industrial field experience, and a history of custom-built DC and AC power systems, we simplify the Latronics-to-Premium upgrade path.

Contact us to discuss your specific retrofit scenario, or request a quote for a direct replacement using the ODS-750-7277 or ODS-1500-7117.

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