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Model specifications

SFR80-4

Compact three phase · published single-output ratings

Stanbury
Illustrative Stanbury compact three phase range image

Range image; exact model appearance may vary.

Electrical specifications

ModelSFR80-4
Rated power4 kW
AC voltage400 V
Phases3
AC current7 A

Published DC output

Battery voltageMaximum current
24 V nominal battery90 A maximum
36 V nominal battery90 A maximum
48 V nominal battery80 A maximum
80 V nominal battery50 A maximum
Public Stanbury catalogue specifications captured 2026-10-06. Original range PDF may contain earlier ratings. These are published single-output ratings. Confirm battery profile, charge limits, connectors, actual input configuration and installation before purchase. This concept specification sheet is not an approved order configuration.

Download original catalogue (PDF, 4.7 MB)

Using these specifications

Match the charger to the battery.

This three-phase model supports the battery voltages listed in its output table: 24 V / 36 V / 48 V / 80 V. Output current changes with battery voltage. We select the 48 V or 80 V model range and charging profiles around the batteries in your fleet.

Is the maximum current the charging current?

The table gives the charger’s published maximum output at each voltage. The planned current can be lower to suit the battery’s approved limits, charging profile or site supply. The selector shows those separately.

What changes for an outdoor installation?

The model ratings describe the charger. An outdoor build also needs the appropriate enclosure, mounting, connections and site review.

What should I check before choosing?

Record the battery voltage, chemistry, capacity, permitted charging current and connector. Check the available AC supply and plug. For lithium, include the battery’s BMS and communication requirements.

Typical use

SFR80-4 is a 4 kW option for industrial fleet charging, with up to 50 A at 80 V from 3-phase 400 V AC supply. Match the battery voltage to the full output table above; the battery-approved planned current may be lower than the hardware maximum.

Compare with

Higher output: SFR80-5 · 5 kW · 60 A at 80 V

Nearest lower and higher rated power in the same 80 V nominal series, where available. Models with equal rated power are not labelled lower or higher. Check the complete voltage table, AC input, source date and current availability before choosing.