BH series CO2 scrubbers provide effective carbon dioxide removal in diving bells, transport chambers, transfer locks and living chambers.
They may be mounted in any position and are supplied with a bulkhead mounting bracket with quick-release catches.
The absorbent canister is a large, radial-flow design incorporating dust filters and is attached to the blower unit by means of quick-release catches. The blower motor is a brushless DC unit equipped with thermal overload and reverse polarity protection.
The Type BH 300 CO2 scrubber is designed for use in transport chambers and smaller locks.
The Type BH 500 CO2 scrubber is designed for use in main chambers, transfer locks or diving bells.


Further information
Specification | Detail |
Airflow @ 1 bar abs |
0.6 m3/minute actual |
CO2 absorbent capacity |
5.5 kg |
Max working depth |
200 msw |
Power requirement |
24 VDC 1 amp |
Height |
320 mm |
Diameter |
210 mm |
Weight |
5.7 kg |
Electrical connector |
ARMG-3-MP male + matching ARMG-3-FS female |
Specification | Detail |
Airflow @ 1 bar abs |
0.45 m3/minute actual |
CO2 absorbent capacity |
2.5 kg |
Max working depth |
200 msw |
Power requirement |
24 VDC 1 amp |
Height |
260 mm |
Diameter |
160 mm |
Weight |
4.0 kg |
Electrical connector |
ARMG-3-MP male + matching ARMG-3-FS female |
Item | Order Code |
Type BH 300 scrubber, 12 Volt DC |
BH30012 |
Type BH 300 scrubber, 24 Volt DC |
BH30024 |
Type BH 500 scrubber, 12 Volt DC |
BH50012 |
Type BH 500 scrubber, 24 Volt DC |
BH50024 |
Spare Canister for BH300 |
DO03066 |
Spare Canister for BH500 |
DO00755 |
Lid with carry handle for BH500 canister |
KI65663 |
Document | Document Type | Download |
BH series carbon dioxide scrubbers | Datasheet | SE-MDS-572 R0 |