The series 683-4000 used on the limited express Thunderbird is a group of fixed 9 car sets manufactured from 2009 to 2011. Unlike the series 681 and series 683-0, these trains feature front-end gangway doors on both cab cars (with the KuRo 683 prepared) and single-arm pantographs. An offset collision protection structure improves safety and can be seen on the end faces. A renewal carried out in 2015 updated the livery from the previous gray-based design to a black and blue scheme.
- The starter set is an all-in-one package that includes the series 683-4000 trainset together with the UNITRACK and the power pack needed to operate the layout. It is recommended for those starting model railroading.
- The train cars included are the same specification as (10-2142) series 683-4000 Thunderbird renewal basic set 4 car.
- The UNITRACK forms one loop equivalent to an M1-PC set layout.
- You can expand track plans by adding UNITRACK V track set series or individual UNITRACK pieces.
- The power pack uses the user friendly high output 1.2 A Power Pack Standard SX and a starter set dedicated AC adapter.
- The included plan variation guide provides many track layout ideas for further system expansion.
- The package contains a hidden storage pocket for storing cases or track pieces for vehicle sets purchased later.
- Compatible with interior lighting kit Kato 11-213 (11-214)
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![Kato 10-026 Series 683-4000 'Thunderbird' Starter Set (4 Car Set & Master 1 [M1]) (N scale)](https://cdn11.bigcommerce.com/s-89ffd/images/stencil/1280x1280/products/189402/853113/kato-10-026-series-683-4000-thunderbird-starter-set-4-car-set-and-master-1-m1-n-scale__07307.1763452602.jpg?c=2?imbypass=on "Kato 10-026 Series 683-4000 'Thunderbird' Starter Set (4 Car Set & Master 1 [M1]) (N scale)")
![Kato 10-026 Series 683-4000 'Thunderbird' Starter Set (4 Car Set & Master 1 [M1]) (N scale)](https://cdn11.bigcommerce.com/s-89ffd/images/stencil/100x100/products/189402/853113/kato-10-026-series-683-4000-thunderbird-starter-set-4-car-set-and-master-1-m1-n-scale__07307.1763452602.jpg?c=2 "Kato 10-026 Series 683-4000 'Thunderbird' Starter Set (4 Car Set & Master 1 [M1]) (N scale)")