Menya firigo ya Colku BF-8H 8L yo mu modoka ifite ubushobozi bwo gukonjesha no gushyushya, ifite ubushobozi bwo guhuza 12V/24V, hamwe na firigo zirinda ibidukikije ku modoka, amakamyo, na RV.
Menya firigo ya Colku DCR50DA ifite firigo ya litiro 6.6 na firigo ya litiro 36. Imiterere yayo ifite imiterere ibiri, ingufu za 12V/24V DC, hamwe n'imikorere ikoresha ingufu nke ku makamyo, ama-RV, n'ibikorwa byo hanze.
Iyi nkuru iragaragaza icyuma gikonjesha cya Colku's RV—GCB23A
Iyi nkuru igaragaza ibyiza byo gukoresha icyuma gikonjesha gitwara abantu.