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

ON3 ON30 SILVER CITY MODELS DRGW 1872 17 4 WHEEL GONDOLA CAR KIT
ON3 ON30 SILVER CITY MODELS DRGW 1872 17 4 WHEEL GONDOLA CAR KIT
$26.00
Time Remaining: 36m
Buy It Now for only: $26.00
Peco large Radius Switches 2 LH 2 RH Connverted For On30 Use With Switch Machine
Peco large Radius Switches 2 LH 2 RH Connverted For On30 Use With Switch Machine
$50.00
Time Remaining: 6h 4m
Bachmann 26002 On30 Excursion Car Red with Tan Roof
Bachmann 26002 On30 Excursion Car Red with Tan Roof
$45.94
Time Remaining: 7h 35m
Buy It Now for only: $45.94
bachmann on30 rail bus little river logging NOT RUNNING moter runs drive shaft
bachmann on30 rail bus little river logging NOT RUNNING moter runs drive shaft
$30.00
Time Remaining: 11h 21m
On30 turnout Or Ho uses
On30 turnout Or Ho uses
$25.00
Time Remaining: 11h 48m
On30 O scale Logging Tractor Donkey custom weathered
On30 O scale Logging Tractor Donkey custom weathered
$165.00
Time Remaining: 14h 40m
On30 Logging Steam Locomotive Switcher TSU DCC  Sound custom weathered
On30 Logging Steam Locomotive Switcher TSU DCC Sound custom weathered
$345.00
Time Remaining: 14h 40m
Logging Tractor Donkey after historic pictures custom weathered
Logging Tractor Donkey after historic pictures custom weathered
$168.00
Time Remaining: 14h 40m
N scale custom built 8 story lighted Hilton hotel  antenna
N scale custom built 8 story lighted Hilton hotel antenna
$49.99
Time Remaining: 14h 59m
0 ON30 MILEPOST MODELS ROGERS PLUMBING  HEATING SUPPLY 1809 NEW RE ISSUE
0 ON30 MILEPOST MODELS ROGERS PLUMBING HEATING SUPPLY 1809 NEW RE ISSUE
$55.00
Time Remaining: 17h 1m
Buy It Now for only: $55.00
Bachmann On30 HolidayTrain set
Bachmann On30 HolidayTrain set
$75.00
Time Remaining: 17h 1m
Fast Traks ON3 Code 83 Straight  23 27 Curved Assemby Fixtures
Fast Traks ON3 Code 83 Straight 23 27 Curved Assemby Fixtures
$50.00
Time Remaining: 1d 4h 17m
NEW Hawthorne Village ON30 Scale 2 6 0 Loco  Tender Christmas Express Bundle
NEW Hawthorne Village ON30 Scale 2 6 0 Loco Tender Christmas Express Bundle
$125.00
Time Remaining: 1d 4h 48m
Noch 58671 Hom Hoe Rhne Viaduct for Narrow Gauge Railway  Nip
Noch 58671 Hom Hoe Rhne Viaduct for Narrow Gauge Railway Nip
$40.22
Time Remaining: 1d 6h 25m
Buy It Now for only: $40.22
Noch 58668 Hom Hoe Bruchstein Viadukt for Narrow Gauge Railway  Nip
Noch 58668 Hom Hoe Bruchstein Viadukt for Narrow Gauge Railway Nip
$53.62
Time Remaining: 1d 6h 25m
Buy It Now for only: $53.62
Busch 12340 H0f Field Track Crossing New
Busch 12340 H0f Field Track Crossing New
$27.13
Time Remaining: 1d 6h 34m
Buy It Now for only: $27.13
HOn3 HO LUMBER CARRIER Well Built  Weathered Super Detailed Model
HOn3 HO LUMBER CARRIER Well Built Weathered Super Detailed Model
$73.00
Time Remaining: 1d 8h 16m
Buy It Now for only: $73.00
On3 On30 WISEMAN MODEL SERVICES RIO GRANDE SOUTHERN DRAG FLANGER 01 KIT RGS
On3 On30 WISEMAN MODEL SERVICES RIO GRANDE SOUTHERN DRAG FLANGER 01 KIT RGS
$59.95
Time Remaining: 1d 8h 27m
Buy It Now for only: $59.95
Bachmann On30 2 6 0 DRGW Yellow steam + 2 coaches
Bachmann On30 2 6 0 DRGW Yellow steam + 2 coaches
$99.00
Time Remaining: 1d 8h 39m
Buy It Now for only: $129.00
Peco LK 555 On30 Turntable Turn Table KIT Based on American Armstrong type
Peco LK 555 On30 Turntable Turn Table KIT Based on American Armstrong type
$74.37
Time Remaining: 1d 10h 50m
Buy It Now for only: $74.37
Stoney Creek Designs On30 24 Boxcar Kit RS 004 New Collectable
Stoney Creek Designs On30 24 Boxcar Kit RS 004 New Collectable
$58.99 (14 Bids)
Time Remaining: 1d 11h 27m

Other On30 Scale train items recently purchased through this site:

HOn3 Durango Press DP119 Rio Grande Southern Trout Lake Water Tank
Spectrum On30 25314 0 4 0 Porter Steam Locomotive Pennsylvania 1 OBOX C 7minus
HOn3 PRECISION SCALE DRGW 40 FISHBELLY FLAT KIT BUILT
HOn3 Shinohara Code 70 Turnouts 2 pair 6 S7 8
O On3 On30 WISEMAN MODEL SERVICES DP89 2 SPOOL WINCH ON SKID KIT D
HO HOn3 Shinohara Code 70 Dual Gauge Flex Box of 10 NIB Box 2
HOn3 Shinohara Code 70 Flex 39 Box of 10 NIB Box 3
Micro Engineering On30 12 138 6 PCS 18 FEET ON 2 1 2 WEATHERED CODE 83
HOn3 Shinohara Code 70 4 Turnouts 2 Rights 1 Left
Stoney Creek Designs On30 24 Boxcar Kit RS 004 New Collectable
HOn3 BLACKSTONE DRGW DROP BOTTOM GONDOLA WEATHERED
Peco large Radius Switches 2 LH 2 RH Connverted For On30 Use With Switch Machine
HOn3 Shinohara Code 70 Flex 39 Box of 10 NIB Box 2
Model Masterpieces Durango Depot Kit 107
Sn3 S CRAFTSMAN BANTA MODELS RICO RIO GRANDE SOUTHERN CAR SHED KIT NEW
TM 23 1952 WEST SIDE LUMBER COMPANY 18TH TUOLUMNE LUMBER JUBILEE WOOD POSTCARD
O ON30 BANTA MODELWORKS JOES MACHINE SHOP
On30 turnout Or Ho uses
SCRATCH BUILT WOODEN ON30 GAUGE O SCALE COVERED BRIDGE NARROW GAUGE LAYOUT 58
Micro Engineering 14 453 On30 5 CODE 70 LH TURNOUT BIGDISCOUNTTRAINS
PECO SL E191 RIGHT HAND SL E192 LEFT HAND SMALL RADIUS ELECTROFROG 2R 3L
KMP Models HO HOn3 Steam Pile Driver Kit
HOn3 SS Ltd Ford Inspection Car Unassembled Kit with Metal Castings
HOn3 BLACKSTONE GRAMPS FRAMELESS TANK CAR 55276
Micro Engineering 14 454 On30 5 CODE 70 RH TURNOUT BIGDISCOUNTTRAINS