Fuel Cells

SFC Energy EFOY Pro 900 / 1800 / 2800 Fuel Cells

Reliable off-grid power, whenever and wherever you need it. As a trusted distributor of SFC Energy solutions across Australia and New Zealand, Powerbox is proud to offer the EFOY Pro Series 900, 1800, and 2800 — a proven range of direct methanol fuel cells delivering reliable, clean, and maintenance-free off-grid power for mission-critical applications.

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Features

  • Max. output power: 125W (500W Daisy Chained)
  • Dimensions (L x W x H): 448 x 198 x 275 mm
  • 100% reliable
  • Autonomous low maintenance
  • Environmentally friendly and quiet
  • Lightweight and compact
Specifications
General Technical Data for EFOY Fuel Cells EFOY PRO 900 EFOY PRO 1800 EFOY PRO 2800
Nominal voltage Lead: 12 V / 24 V (Lead-Gel, Lead-Acid, AGM) LiFePO4: 12.8 V / 25.6 V 
Acceptable battery types  Lead: 2 V cells: 6S (12 V) und 12S (24 V) LiFePO4: 3.2 V cells: 4S (12.8 V) und 8S (25.6 V)
Consumption4 0.91 / kWh
Connectable cartridges  1 (up to 8 with EFOY Fuel Manager)
Length fuel cartridge connector 75 cm / 29.5 in
Weight  6.5 kg 7.2 kg  7.8 kg
Dimensions (L × W × H) 448 x 198 x 275mm
User interface  Push button and LED optional 4,3” TFT Display optional Bluetooth adapter – EFOY App optional Ethernet connection to EFOY Cloud
Data interface  RJ-12 socket (CAN & RS232) for the use of accessories RJ-45 socket (Ethernet)
Communication protocol  MODBUS TCP; clear text protocol (SIO commands) Secured MQTT protocol to EFOY Cloud
Electrical interface  4-pin Plug for EFOY charging cablePower: Positive (+) and negative (-) terminals: 4 mm² (AWG 12)Sense: Positive (+) and negative (-) terminals: 0.75 mm² (AWG 20) 
Electrical interface for EFOY accessory Positive (+) and negative (-) terminals: min 0.75 mm² (AWG 20) / max 2.5 mm² (AWG 14) Available voltage: battery voltage / Max. current: 2 A (external fuse needed
Noise level5 at 1 m  < 45 dB (A) < 48 dB (A) < 50 dB (A)
Minimal installation space (L x D x H) EFOY Fuel Cell only: 510 x 320 x 290 mm
Inclination along the roll axis  permanent: max. 35°
Inclination along the lateral axis  permanent: max. 35°
Operating temperature -20 °C to +50 °C /  -4 °F to +122 °F 
Start-up temperature  +3 °C to +50 °C / +37 °F to +104 °F
Storage temperature  +1 °C to +50 °C / +34 °F to +122 °F
International Protection (IP-Class) IP 21
Altitude From approx. 2000 m above sea level there is a reduction in performance possible
Warranty 24 months within 3.000 operating hours

1 All performance data apply to the connection of the charging cable to the EFOY.
2 The output power varies by ± 10% and decreases with the operating hours, depending on the installation situation and the operating conditions.
3 Operation still possible after 3000 h, no guaranteed power output.
4 Effective consumption depends on operating conditions and hours. 
5 Different noises may occur due to different components.
6 The output power may be reduced at temperatures above +35 °C / 95 °F (EFOY) and +42 °C / 108 °F (EFOY Pro). At temperatures below 0 ° C, charging lithium batteries (LiFePO4) may not always be possible. Follow the instructions from the battery manufacturer.
7 Warranty conditions: “Warranty_EFOY 80_150_EFOY_Pro 900_1800_2800” apply 

Selection Table
FUEL CELLS EFOY PRO 900 EFOY PRO 1800 EFOY PRO 2800
  12 V  24 V 12 V 24 V 12 V 24 V 
Max. output*  42 W 42 W 82 W 82 W  125 W 125 W 
Output Power2 within 3.000 hours 34 W  32 W  68 W 65 W 105 W   100 W
Output Power2 within 6.000 hours 28 W 27 W 56 W 53 W 87 W  83 W 
Max. Charging current @ 10.5 V 4.0 A - 7.8 A -  11.9 A
Max. Charging current @ 21.0 V - 2.0 A  - 3.9 A 6.0 A 
Recommended minimal battery capacity lead batteries  40 Ah 20 Ah  60 Ah 30 Ah 80 Ah  40 Ah 
Maximum adjustable battery capacity lead batteries 800 Ah 400 Ah  -
Recommended minimal battery capacity LiFePO4 batteries  20 Ah 10 Ah  30 Ah  15 Ah  40 Ah 20 Ah 
Maximum adjustable battery capacity LiFePO4 batteries 600 Ah 300 Ah -
Quiescent consumption  0.5 W 0.6 W - -
FUEL CARTRIDGES M10 M28* MT60
Volume

10 litres

28 litres

60 litres

Weight

8.4 kg

23.4 kg

55 kg

Nominal Capactity 

11.1 kWh

31.1 kWh

66.7 kWh

Autonomy @ 50W 

222 h 

622 h 

1320 h 

Orientation 

Only in upright postion 

In upright position and on the side, with valve upside 

Only in upright position

Dimensions 

230 x 193 x 318 mm 

370 x 285 x 395 mm With M28 Adapter: 370 x 285 x 425 mm

 340 x 390 x 670 mm 

*M28 adapter required

Technical Illustrations
Diagram showing how an EFOY Pro 2800 fuel cell generates power. Infographic showing remote monitoring ecosystem for EFOY fuel cells with connected devices and benefits.
General Technical Data for EFOY Fuel Cells EFOY PRO 900 EFOY PRO 1800 EFOY PRO 2800
Nominal voltage Lead: 12 V / 24 V (Lead-Gel, Lead-Acid, AGM) LiFePO4: 12.8 V / 25.6 V 
Acceptable battery types  Lead: 2 V cells: 6S (12 V) und 12S (24 V) LiFePO4: 3.2 V cells: 4S (12.8 V) und 8S (25.6 V)
Consumption4 0.91 / kWh
Connectable cartridges  1 (up to 8 with EFOY Fuel Manager)
Length fuel cartridge connector 75 cm / 29.5 in
Weight  6.5 kg 7.2 kg  7.8 kg
Dimensions (L × W × H) 448 x 198 x 275mm
User interface  Push button and LED optional 4,3” TFT Display optional Bluetooth adapter – EFOY App optional Ethernet connection to EFOY Cloud
Data interface  RJ-12 socket (CAN & RS232) for the use of accessories RJ-45 socket (Ethernet)
Communication protocol  MODBUS TCP; clear text protocol (SIO commands) Secured MQTT protocol to EFOY Cloud
Electrical interface  4-pin Plug for EFOY charging cablePower: Positive (+) and negative (-) terminals: 4 mm² (AWG 12)Sense: Positive (+) and negative (-) terminals: 0.75 mm² (AWG 20) 
Electrical interface for EFOY accessory Positive (+) and negative (-) terminals: min 0.75 mm² (AWG 20) / max 2.5 mm² (AWG 14) Available voltage: battery voltage / Max. current: 2 A (external fuse needed
Noise level5 at 1 m  < 45 dB (A) < 48 dB (A) < 50 dB (A)
Minimal installation space (L x D x H) EFOY Fuel Cell only: 510 x 320 x 290 mm
Inclination along the roll axis  permanent: max. 35°
Inclination along the lateral axis  permanent: max. 35°
Operating temperature -20 °C to +50 °C /  -4 °F to +122 °F 
Start-up temperature  +3 °C to +50 °C / +37 °F to +104 °F
Storage temperature  +1 °C to +50 °C / +34 °F to +122 °F
International Protection (IP-Class) IP 21
Altitude From approx. 2000 m above sea level there is a reduction in performance possible
Warranty 24 months within 3.000 operating hours

1 All performance data apply to the connection of the charging cable to the EFOY.
2 The output power varies by ± 10% and decreases with the operating hours, depending on the installation situation and the operating conditions.
3 Operation still possible after 3000 h, no guaranteed power output.
4 Effective consumption depends on operating conditions and hours. 
5 Different noises may occur due to different components.
6 The output power may be reduced at temperatures above +35 °C / 95 °F (EFOY) and +42 °C / 108 °F (EFOY Pro). At temperatures below 0 ° C, charging lithium batteries (LiFePO4) may not always be possible. Follow the instructions from the battery manufacturer.
7 Warranty conditions: “Warranty_EFOY 80_150_EFOY_Pro 900_1800_2800” apply 

FUEL CELLS EFOY PRO 900 EFOY PRO 1800 EFOY PRO 2800
  12 V  24 V 12 V 24 V 12 V 24 V 
Max. output*  42 W 42 W 82 W 82 W  125 W 125 W 
Output Power2 within 3.000 hours 34 W  32 W  68 W 65 W 105 W   100 W
Output Power2 within 6.000 hours 28 W 27 W 56 W 53 W 87 W  83 W 
Max. Charging current @ 10.5 V 4.0 A - 7.8 A -  11.9 A
Max. Charging current @ 21.0 V - 2.0 A  - 3.9 A 6.0 A 
Recommended minimal battery capacity lead batteries  40 Ah 20 Ah  60 Ah 30 Ah 80 Ah  40 Ah 
Maximum adjustable battery capacity lead batteries 800 Ah 400 Ah  -
Recommended minimal battery capacity LiFePO4 batteries  20 Ah 10 Ah  30 Ah  15 Ah  40 Ah 20 Ah 
Maximum adjustable battery capacity LiFePO4 batteries 600 Ah 300 Ah -
Quiescent consumption  0.5 W 0.6 W - -
FUEL CARTRIDGES M10 M28* MT60
Volume

10 litres

28 litres

60 litres

Weight

8.4 kg

23.4 kg

55 kg

Nominal Capactity 

11.1 kWh

31.1 kWh

66.7 kWh

Autonomy @ 50W 

222 h 

622 h 

1320 h 

Orientation 

Only in upright postion 

In upright position and on the side, with valve upside 

Only in upright position

Dimensions 

230 x 193 x 318 mm 

370 x 285 x 395 mm With M28 Adapter: 370 x 285 x 425 mm

 340 x 390 x 670 mm 

*M28 adapter required

Diagram showing how an EFOY Pro 2800 fuel cell generates power. Infographic showing remote monitoring ecosystem for EFOY fuel cells with connected devices and benefits.

Find the Right Model

Model Number Nom. Voltage(s) (Vdc) Max Output Current (A) Max Output Power (W)
product variant EFOY PRO 900 Lead: 12 V / 24 V (Lead-Gel, Lead-Acid, AGM) LiFePO4: 12.8 V / 25.6 V 4.0A/ 2.0A 42W
product variant EFOY PRO 1800 Lead: 12 V / 24 V (Lead-Gel, Lead-Acid, AGM) LiFePO4: 12.8 V / 25.6 V 7.8A/ 3.9A 82W
product variant EFOY PRO 2800 Lead: 12 V / 24 V (Lead-Gel, Lead-Acid, AGM) LiFePO4: 12.8 V / 25.6 V 11.9A/ 6A 125W

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