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Fleet DC · Master Units

The power core
of your depot.

Master units convert AC grid power to high-voltage DC, distributing intelligently across satellite terminals. Choose from 240 kW, 480 kW, or 720 kW capacities.

240–720kW
Available capacities
≥96%
Conversion efficiency
IP54
Outdoor rated
Neutron Systems  /  Fleet DC  /  Master Units
Master Unit NSNF0020MU240LCD 240 kW
NSNF0020MU240LCD

240 kW
Master Unit

The 240 kW master is the backbone of a standard depot hub. Powers up to 4 satellite terminals simultaneously with dynamic power allocation ensuring no bay sits idle.

AC Input
AC Input Voltage400 V AC ±15%, 3-phase
Frequency50 / 60 Hz
Input CurrentMax 380 A
Power Factor≥ 0.99
THDi≤ 5%
DC Output
Rated DC Output Power240 kW
DC Output Voltage200 – 1000 V DC
DC Bus CurrentMax 600 A
Efficiency (peak)≥ 96%
Ripple (output)≤ 1% Vpp
System Integration
Max Satellite TerminalsUp to 6
Load Sharing ModeDynamic (priority / equal)
Communication BusCAN 2.0, RS485
NetworkEthernet RJ45, 4G LTE optional
OCPP IntegrationVia terminal units
Physical & Environmental
Enclosure RatingIP54
Operating Temperature-30°C to +55°C
Storage Temperature-40°C to +70°C
Altitude≤ 2,000 m
CoolingForced air with thermal management
DisplayIntegrated LCD status panel
Noise Level≤ 65 dB(A) at 1 m
Safety & Compliance
StandardsIEC 62477-1, IEC 61000-3-12, EN 50549
CertificationsCE, UKCA
Grid ProtectionAnti-islanding, overvoltage, undervoltage
Lightning ProtectionSPD Class II
Talk to an Engineer Request Technical Specifications →
NSNF0021MU480LCD

480 kW
High-Power Master

The 480 kW master is engineered for high-throughput fleet depots: bus operators, logistics hubs, and rapid-turnaround commercial fleets. Supports up to 6 satellite terminals with intelligent priority dispatch.

480kW
DC output
Terminals
≥96%
Efficiency
AC Input
AC Input Voltage400 V AC ±15%, 3-phase
Frequency50 / 60 Hz
Input CurrentMax 760 A
Power Factor≥ 0.99
THDi≤ 5%
DC Output
Rated DC Output Power480 kW
DC Output Voltage200 – 1000 V DC
Efficiency (peak)≥ 96%
Ripple≤ 1% Vpp
System Integration
Max Satellite TerminalsUp to 12
Load SharingDynamic: priority charging configurable per terminal
Communication BusCAN 2.0, RS485, Ethernet
Grid Demand ManagementCompatible with Neutron Grid EMS
Peak ShavingYes (with ESS integration)
Physical & Environmental
Enclosure RatingIP54
Operating Temperature-30°C to +55°C
CoolingForced air with active thermal management
DisplayIntegrated LCD status panel
Noise Level≤ 70 dB(A) at 1 m
CertificationsCE, UKCA
Talk to an Engineer Request Technical Specifications →
Master Unit High Power NSNF0021MU480LCD 480 kW
Master Unit Megawatt-Class NSNF0026MU720 720 kW
NSNF0026MU720

720 kW
Megawatt-Class Master

The 720 kW master is Neutron's highest-capacity power core, distributing DC power across the largest depot and hub deployments with dynamic load allocation ensuring maximum utilisation at every bay. Multiple 720 kW units can be combined together for even greater group output, scaling capacity as the depot grows.

720kW
DC output
≥96%
Efficiency
IP55
Outdoor rated
AC Input
AC Input Voltage400 V AC ±15%, 3-phase
Frequency50 / 60 Hz
Input CurrentMax 1,100 A
Power Factor≥ 0.99
THDi≤ 5%
DC Output
Rated DC Output Power720 kW
DC Output Voltage150 – 1,000 V DC
Efficiency (peak)≥ 96%
Ripple≤ 1% Vpp
System Integration
Max Satellite TerminalsUp to 12
Master Unit CombinationMultiple units combinable for higher group output
Load SharingDynamic: priority charging configurable per terminal
Communication BusCAN 2.0, RS485, Ethernet
Platform ProtocolOCPP 1.6J (upgradeable to 2.0.1)
Grid Demand ManagementCompatible with Neutron Grid EMS
Peak ShavingYes (with ESS integration)
Physical & Environmental
Enclosure RatingIP55
Operating Temperature-30°C to +55°C
CoolingForced air with active thermal management
Noise Level≤ 70 dB(A) at 1 m
RCDType A
IK RatingIK10 (screen IK08)
CertificationsCE, UKCA
Talk to an Engineer Request Technical Specifications →

240 kW vs 480 kW vs 720 kW

Specification NSNF0020MU240LCD NSNF0021MU480LCD NSNF0026MU720
Rated Output Power240 kW480 kW720 kW
Max Satellite Terminals61212
AC Input CurrentMax 380 AMax 760 AMax 1,100 A
Efficiency≥ 96%≥ 96%≥ 96%
EnclosureIP54IP54IP55
Operating Temp.-30 to +55°C-30 to +55°C-30 to +55°C
Grid EMS CompatibleYesYesYes
Best For4–8 vehicle depots10–12+ vehicle depotsLargest depots, combinable for more
Centralised Power Distributed Charging: One Master, Multiple Satellites diagram

Ready to spec your depot system?

Combine master units with DC terminals and Neutron Grid EMS for a fully managed charging hub.

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Let's talk.

Product enquiries, project scoping, and partnership opportunities. Our engineering team responds within one business day.

Email
info@neutron-systems.com
Phone
0333 577 8886
Address

9 Mallow Street, London, EC1Y 8RQ
United Kingdom

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