MRC Throttlepack 9900 80w [DC Model Train Powerpack] Era_1960 + Engineers estimate a 2% aid

Engineers estimate a 2% aid to air flow and the shell certainly minimizes heat loss

Partially-blanked cab windows

Digitrax Easy Connect 9 Pin Plug for Track

000 (50-16) Ork Runtherd and Gretchin

Athearn Genesis G19578 HO Scale F3A/F3B Southern Pacific SP 307/505

MRC Throttlepack 9900 80w [DC Model Train Powerpack] Era_1960 + Engineers estimate a 2% aidMRC Throttlepack 9900 80w DC Model Train Powerpack The Throttlepack 9900 replaces MRC's Trainpower 6200 (AA222) with a complete revamp and new circuitry. The Throttlepack 9900 operates more efficiently and under cooler temperatures. Rated at 80 watts (5. 5 amps) vs. the Trainpower 6200's 60 watts (3. 5 amps) the new design provides much more power. The Throttlepack 9900 has a mode switch to increase the voltage from smaller scales (HO & N), making it