We've searched the internet and found the largest collection of On30 Scale trains for sale is on eBay. Below are the listings for 'Heisler'.

Bachman Spectrum 0n30 Plug  Play Module 44953 Stearns Heisler Sound Module
Bachman Spectrum 0n30 Plug Play Module 44953 Stearns Heisler Sound Module
$53.00
Time Remaining: 2d 16h 30m
Buy It Now for only: $69.00
On30 Narrow Gauge Locomotive Shed WITH SHOP Built Shay Climax Heisler Locos
On30 Narrow Gauge Locomotive Shed WITH SHOP Built Shay Climax Heisler Locos
$100.00
Time Remaining: 12d 11h 12m
Buy It Now for only: $100.00
Bachmann On30 Scale Train Stearns Heisler DCC Equipped Colorado Mining Co 28801
Bachmann On30 Scale Train Stearns Heisler DCC Equipped Colorado Mining Co 28801
$187.07
Time Remaining: 18d 19h 23m
Buy It Now for only: $187.07
Bachmann On30 Scale Train Stearns Heisler DCC Equipped Midwest Quarry 28806
Bachmann On30 Scale Train Stearns Heisler DCC Equipped Midwest Quarry 28806
$177.72
Time Remaining: 18d 19h 23m
Buy It Now for only: $177.72
Bachmann 44953 On30 14 Ton Stearns Heisler Companion Plug and Play Sound Module
Bachmann 44953 On30 14 Ton Stearns Heisler Companion Plug and Play Sound Module
$101.83
Time Remaining: 23d 9h 36m
Buy It Now for only: $101.83

Other On30 Scale train items recently purchased through this site:

Bachmann On30 Scale Train Stearns Heisler DCC Equipped Midwest Quarry 28806
Bachmann 44953 On30 14 Ton Stearns Heisler Companion Plug and Play Sound Module
Bachmann On30 Scale Train Stearns Heisler DCC Equipped Colorado Mining Co 28801
On30 Narrow Gauge Locomotive Shed WITH SHOP Built Shay Climax Heisler Locos
Bachman Spectrum 0n30 Plug Play Module 44953 Stearns Heisler Sound Module