Energy box
The flexible all-in-one-system

ÖkoFEN's Energy Box is the ideal solution for buildings without a cellar, terraced houses, and other applications where indoor space for a boiler room and pellet store is lied. The energy box is supplied ready for connection, and after delivery by crane-lorry is ready for use in a matter of hours.
Installation is remarkably simple:
1. Concrete plinth or foundation is laid and
connections prepared beforehand (heating
flow and return, and electrical connection)
2. Delivery of the Energy Box
3. Connection of the heating system and
electrics
4. Start-up
type overview:
boiler type
|
L x B x H (Foot) |
storage system |
delivery system |
||
| Type A | ![]() |
41,00-68,300 BTU/hr |
10.5 x 7.8 x 8.7 |
Flexitank S2216R (with swinging floor) 7,750 lb Storage room capacity |
Auger delivery system ST120 |
| Type B | ![]() |
41,000 - 109,500 BTU/hr |
15.7 x 7.8 x 8.7 |
Flexitank S2822R(with swinging floor) 11,050 lb Storage room capacity
|
Auger delivery system ST220 |
| Type C | ![]() |
51,000 - 191,000 BTU/hr |
20.3 x 7.8 x 8.7 |
Storage room with bevelled floor With auger delivery RS-14 20,950 lb Storage room capacity
|
Vacuum suction system |
| Type D | ![]() |
242,500 - 382,200 BTU/hr |
33.5 x 7.8 x 8.7 |
Storage room with bevelled floor With auger delivery 2x RS-13 33,100 lb Storage room capacity |
Vacuum suction system |
| Type E | ![]() |
491,500 - 764,500 BTU/hr |
40 x 7.8 x 8.7 |
Storage room with bevelled floor With auger delivery 4x RS-13 30,900 lb Storage room capacity |
Vacuum suction system |











