061B000266 MBC 5100-1411-1DB04 Danfoss Pressure Control -0.2 to 10 bar. 061B000266 MBC5100-1411-1DB04 Danfoss pressure switches are used in marine applications where space and reliability are the most important features. MBCs are compact pressure switches, designed according to our new block design to survive in the harsh conditions known from machine rooms onboard ships.