My Z scale switchers
The are made solely of thin-etched nickel-silver and brass castings.
The engine is powered by a tiny 3 poles coreless 6 mm motor with a 3 stage reducer. Mecanic with ball bearings. Reduction ratio : 50:1
The axles "2" and "3" are powered. The axles 1 & 4 are "cosmetic" . This solution is not usual, but gives good results. Different other solutions were tested but each time the results were bad. Weight : 28 grammes.
The model comes with body mounted "GH" couplers (compatible with MTL couplers). It also features LED direction-controlled lighting.
They are available for DC power OR for DCC (with Z2 decoder ).
Minimum radius recommended : 195 mm
ZA206 : SW9 "BALTIMORE & OHIO"
ZA207 : SW9 "WESTERN PACIFIC" - weathered
ZA208 : SW9 "UNION PACIFIC "
ZA204 : SW9 "SANTA FE "