Roundhouse 1444 HO Scale 50' Mechanical Reefer Santa Fe SFRD 2070 Era_1948 + 4GHz High Output 2-channel Transmitter

4GHz High Output 2-channel Transmitter

Fuel stencil

Radio: Horizon 2

Roundhouse 1030 HO Scale 50' Double Door Boxcar Union Pacific UP "Be Specific" 554375

Roundhouse 1444 HO Scale 50' Mechanical Reefer Santa Fe SFRD 2070 Era_1948 + 4GHz High Output 2-channel TransmitterRoundhouse 1444 HO Scale 50' Mechanical Reefer Santa Fe SFRD 2070 The railroads responded to the migration from ice stored in bunkers as a primary cooling system to the diesel mechanical systems. The mechanical reefers could keep a more regular temperature, often times colder then what the ice bunker cars could at the time. Initially mechanical reefers were used primarily in frozen food service. This would soon change as mechanical refrigeration began