APC / Schneider · MGE Galaxy 5500
The MGE Galaxy 5500 is a double-conversion three-phase UPS: models such as 100 kVA (400 to 415 V).

Sources, checked October 3, 2026: Schneider Electric, MGE Galaxy 5500 100 kVA marine (G55TUPU100HMS).
The MGE Galaxy 5500 is discontinued and Schneider Electric's Canadian site no longer lists it. Schneider's international site shows the 100 kVA marine model (G55TUPU100HMS) discontinued on September 6, 2021, with end of service on October 18, 2023. Schneider's current ranges at similar ratings are the Galaxy VS and the Galaxy VL. See the APC Galaxy VS and APC Galaxy VL pages.
Units already installed keep working after the manufacturer's cut-off; what changes is parts and factory support. We maintain discontinued units and plan the replacement when it makes sense. How to plan the replacement of a discontinued three-phase UPS.
How a three phase double conversion UPS carries the load, and where the bypass sits.
The orderable configurations we supply and service:
| Model | Rating | Phase / Voltage | Part number | Status |
|---|---|---|---|---|
| MGE Galaxy 5500 (range) | 3ph in / 3ph out 400/480V | · | EOL |
Battery strings and cabinets depend on the configuration and runtime. For a replacement string, see batteries for APC / Schneider UPS systems.
We service the MGE Galaxy 5500 across Canada: preventive maintenance, battery replacement and emergency repair, including units the manufacturer no longer supports. We are a Canadian UPS service and supply provider, working on three-phase systems since 2012.
For a unit that is already installed, start with maintenance and repair for the MGE Galaxy 5500.
We engineer the solution: load and growth analysis, redundancy (N, N+1, 2N), runtime and battery sizing, paralleling and switchgear, and custom configurations where the standard catalogue doesn't fit. Because we supply every major brand, the MGE Galaxy 5500 is one option we weigh on its merits, not the only answer.
The MGE Galaxy 5500 is a double-conversion three-phase UPS: models such as 100 kVA (400 to 415 V).
The MGE Galaxy 5500 is discontinued and Schneider Electric's Canadian site no longer lists it. Schneider's international site shows the 100 kVA marine model (G55TUPU100HMS) discontinued on September 6, 2021, with end of service on October 18, 2023. Schneider's current ranges at similar ratings are the Galaxy VS and the Galaxy VL.
A Canadian UPS service and supply provider, in business since 2012, services the MGE Galaxy 5500 across Canada: preventive maintenance, battery replacement and emergency repair, including discontinued units. Call 1 (438) 881-3363 or email info@threephaseups.ca.
Tell us the application and we reply within 4 business hours with the sizing, the right system, the installation and a written quote. Three-phase installs usually need a licensed electrician, so let us know if you have one.
Brand names are trademarks of their owners and are used only to identify the equipment we service. We are not the manufacturer and are not affiliated with it.