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HO Scale Couplers

It's no exaggeration; our quality products are unmatched in performance and value. We manufacture the world's best model train couplers. You simply can't do better than Kadee® knuckle couplers.

Not sure which coupler you need? We maintain a helpful resource of Coupler Conversions to get you started.

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#3 HO Scale Assembled #148 Whisker® Metal Couplers - Medium (9/32") Centerset Shank
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#3 HO Scale Assembled #148 Whisker® Metal Couplers - Medium (9/32") Centerset Shank

$6.65
#3 Assembled #148 Whisker® Metal Coupler - Medium Centerset Shank      The #148 Whisker® Metal Coupler will work...
#5 HO Scale (NO.5®) Universal Metal Couplers with Gearboxes - Medium (9/32") Centerset Shank
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#5 HO Scale (NO.5®) Universal Metal Couplers with Gearboxes - Medium (9/32") Centerset Shank

$4.30
#5 (NO.5®) Metal Couplers - Medium Centerset Shank      This industry leading coupler features an all metal standard...
#9 HO Scale Metal Couplers with Gearboxes - Medium (9/32") Centerset Shank
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#9 HO Scale Metal Couplers with Gearboxes - Medium (9/32") Centerset Shank

$4.40
#9 HO Scale Metal Couplers with Gearboxes - Medium (9/32") Centerset Shank - For Early Tyco Metal Trucks & Craftsman Kits ...
#10 HO Scale Bulk Pack - 10 pair #5 (NO.5®) Metal Couplers - Medium (9/32") Centerset Shank
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#10 HO Scale Bulk Pack - 10 pair #5 (NO.5®) Metal Couplers - Medium (9/32") Centerset Shank

$16.95
#10 HO Scale Bulk Pack - 10 pair #5 (NO.5®) Metal Couplers - Medium (9/32") Centerset Shank      This industry leading...
#11 HO Scale Bulk Pack - 20 pair #5 (NO.5®) Metal Couplers - Medium (9/32") Centerset Shank
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#11 HO Scale Bulk Pack - 20 pair #5 (NO.5®) Metal Couplers - Medium (9/32") Centerset Shank

$31.95
#11 HO Scale Bulk Pack - 20 pair #5 (NO.5®) Metal Couplers - Medium (9/32") Centerset Shank      This industry leading...
#12 HO Scale Bulk Pack - 20 pair #58 Scale Metal Couplers - Medium (9/32") Centerset Shank
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#12 HO Scale Bulk Pack - 20 pair #58 Scale Metal Couplers - Medium (9/32") Centerset Shank

$34.50
#12 HO Scale Bulk Pack - 20 pair #58 "Scale" Metal Couplers - Medium (9/32") Centerset Shank      This...
#13 HO Scale Coupler Sample Test Kit
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#13 HO Scale Coupler Sample Test Kit

$34.50
#13 HO Scale Coupler Sample Test Kit      The sample test kit contains a variety of sample couplers and other necessary...
#14 HO Scale Bulk Pack - 25 pair #148 Whisker® Metal Couplers - Medium (9/32") Centerset Shank
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#14 HO Scale Bulk Pack - 25 pair #148 Whisker® Metal Couplers - Medium (9/32") Centerset Shank

$46.75
#14 Bulk Pack - 25 pair #148 Whisker® Metal Coupler - Medium Centerset Shank without Gearboxes      The #148...
#17 HO Scale NEM 362 European-Style Couplers - Short (7.11mm , .280 inch , 9/32")
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#17 HO Scale NEM 362 European-Style Couplers - Short (7.11mm , .280 inch , 9/32")

$5.20
#17 HO Scale NEM 362 European-Style Couplers - Short (7.11mm , .280 inch , 9/32")      This industry leading coupler...
#18 HO Scale NEM 362 European-Style Couplers - Medium (8.63mm , .340 inch , 11/32")
Temporarily
Out of Stock

#18 HO Scale NEM 362 European-Style Couplers - Medium (8.63mm , .340 inch , 11/32")

$5.20
#18 HO Scale NEM 362 European-Style Couplers - Medium (8.63mm , .340 inch , 11/32")      This industry leading coupler...
#19 HO Scale NEM 362 European-Style Couplers - Long (10.67mm , .420 inch , 27/64")
Temporarily
Out of Stock

#19 HO Scale NEM 362 European-Style Couplers - Long (10.67mm , .420 inch , 27/64")

$5.20
#19 HO Scale NEM 362 European Style Couplers - Long (10.67mm , .420 inch , 27/64")      This industry leading coupler...
#20 HO Scale NEM 362 European-Style Couplers - Extra Long (11.68mm , .460 inch , 29/64")
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#20 HO Scale NEM 362 European-Style Couplers - Extra Long (11.68mm , .460 inch , 29/64")

$5.20
#20 HO Scale NEM 362 European Style Couplers - Extra Long (11.68mm , .460 inch , 29/64")      This industry leading...
#21 HO Scale 20-Series Plastic Couplers with Gearboxes - Long (25/64") Underset Shank
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#21 HO Scale 20-Series Plastic Couplers with Gearboxes - Long (25/64") Underset Shank

$4.90
#21 Couplers - Long Underset Plastic Shank      This industry leading coupler features plastic standard coupler with...
#22 HO Scale 20-Series Plastic Couplers with Gearboxes - Medium (9/32") Overset Shank
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#22 HO Scale 20-Series Plastic Couplers with Gearboxes - Medium (9/32") Overset Shank

$4.90
#22 Couplers - Medium Overset Plastic Shank      This industry leading coupler features plastic standard coupler with...
#23 HO Scale 20-Series Plastic Couplers with Gearboxes - Short (1/4") Centerset Shank
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#23 HO Scale 20-Series Plastic Couplers with Gearboxes - Short (1/4") Centerset Shank

$4.90
#23 Couplers - Short Centerset Plastic Shank      This industry leading coupler features plastic standard coupler with...
#24 HO Scale 20-Series Plastic Couplers with Gearboxes - Short (1/4") Underset Shank
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#24 HO Scale 20-Series Plastic Couplers with Gearboxes - Short (1/4") Underset Shank

$4.90
#24 Couplers - Short Underset Plastic Shank      This industry leading coupler features plastic standard coupler with...
#25 HO Scale 20-Series Plastic Couplers with Gearboxes - Short (1/4") Overset Shank
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#25 HO Scale 20-Series Plastic Couplers with Gearboxes - Short (1/4") Overset Shank

$4.90
#25 Couplers - Short Overset Plastic Shank      This industry leading coupler features plastic standard coupler with...
#26 HO Scale 20-Series Plastic Couplers with Gearboxes - Long (25/64") Centerset Shank
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#26 HO Scale 20-Series Plastic Couplers with Gearboxes - Long (25/64") Centerset Shank

$4.90
#26 Couplers - Long Centerset Plastic Shank      This industry leading coupler features plastic standard coupler with...
#27 HO Scale 20-Series Plastic Couplers with Gearboxes - Medium (9/32") Underset Shank
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#27 HO Scale 20-Series Plastic Couplers with Gearboxes - Medium (9/32") Underset Shank

$4.90
#27 Couplers - Medium Underset Plastic Shank      This industry leading coupler features plastic standard coupler with...
#28 HO Scale 20-Series Plastic Couplers with Gearboxes - Medium (9/32") Centerset Shank
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#28 HO Scale 20-Series Plastic Couplers with Gearboxes - Medium (9/32") Centerset Shank

$4.90
#28 Couplers - Medium Centerset Plastic Shank      This industry leading coupler features plastic standard coupler with...
#29 HO Scale 20-Series Plastic Couplers with Gearboxes - Long (25/64") Overset Shank
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#29 HO Scale 20-Series Plastic Couplers with Gearboxes - Long (25/64") Overset Shank

$4.90
#29 Couplers - Long Overset Plastic Shank      This industry leading coupler features plastic standard coupler with...
#31 HO Scale 30-Series Plastic Couplers with Gearboxes - Long (25/64") Underset Shank
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#31 HO Scale 30-Series Plastic Couplers with Gearboxes - Long (25/64") Underset Shank

$4.30
#31 HO Scale 30-Series Plastic Couplers with Gearboxes - Long (25/64") Underset Shank      This industry leading...
#32 HO Scale 30-Series Plastic Couplers with Gearboxes - Medium (9/32") Overset Shank
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#32 HO Scale 30-Series Plastic Couplers with Gearboxes - Medium (9/32") Overset Shank

$4.30
#32 HO Scale 30-Series Plastic Couplers with Gearboxes - Medium (9/32") Overset Shank      This industry leading...
#33 HO Scale 30-Series Plastic Couplers with Gearboxes - Short (1/4") Centerset Shank
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#33 HO Scale 30-Series Plastic Couplers with Gearboxes - Short (1/4") Centerset Shank

$4.30
#33 HO Scale 30-Series Plastic Couplers with Gearboxes - Short (1/4") Centerset Shank      This industry leading...
#34 HO Scale 30-Series Plastic Couplers with Gearboxes - Short (1/4") Underset Shank
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#34 HO Scale 30-Series Plastic Couplers with Gearboxes - Short (1/4") Underset Shank

$4.30
#34 HO Scale 30-Series Plastic Couplers with Gearboxes - Short (1/4") Underset Shank      This industry leading coupler...
#35 HO Scale 30-Series Plastic Couplers with Gearboxes - Short (1/4") Overset Shank
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#35 HO Scale 30-Series Plastic Couplers with Gearboxes - Short (1/4") Overset Shank

$4.30
#35 HO Scale 30-Series Plastic Couplers with Gearboxes - Short (1/4") Overset Shank      This industry leading coupler...
#36 HO Scale 30-Series Plastic Couplers with Gearboxes - Long (25/64") Centerset Shank
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#36 HO Scale 30-Series Plastic Couplers with Gearboxes - Long (25/64") Centerset Shank

$4.30
#36 HO Scale 30-Series Plastic Couplers with Gearboxes - Long (25/64") Centerset Shank      This industry leading...
#37 HO Scale 30-Series Plastic Couplers with Gearboxes - Medium (9/32") Underset Shank
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#37 HO Scale 30-Series Plastic Couplers with Gearboxes - Medium (9/32") Underset Shank

$4.30
#37 HO Scale 30-Series Plastic Couplers with Gearboxes - Medium (9/32") Underset Shank      This industry leading...
#38 HO Scale 30-Series Plastic Couplers with Gearboxes - Medium (9/32") Centerset Shank
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#38 HO Scale 30-Series Plastic Couplers with Gearboxes - Medium (9/32") Centerset Shank

$4.30
#38 HO Scale 30-Series Plastic Couplers with Gearboxes - Medium (9/32") Centerset Shank      This industry leading...
#39 HO Scale 30-Series Plastic Couplers with Gearboxes - Long (25/64") Overset Shank
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#39 HO Scale 30-Series Plastic Couplers with Gearboxes - Long (25/64") Overset Shank

$4.30
#39 HO Scale 30-Series Plastic Couplers with Gearboxes - Long (25/64") Overset Shank      This industry leading coupler...
#58 HO Scale - "Scale" Metal Couplers with Gearboxes - Medium (9/32") Centerset Shank
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#58 HO Scale - "Scale" Metal Couplers with Gearboxes - Medium (9/32") Centerset Shank

$4.30
#58 HO Scale - "Scale" Metal Couplers with Gearboxes - Medium (9/32") Centerset Shank      This industry leading...
#115 HO Scale Whisker® Metal Couplers & Log Car Gearboxes - Medium 9/32in Centerset Shank
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#115 HO Scale Whisker® Metal Couplers & Log Car Gearboxes - Medium 9/32in Centerset Shank

$4.40
#115 HO Scale Whisker® Metal Couplers & Log Car Gearboxes - Medium 9/32in Centerset Shank      #148 Whisker®...
#118 HO Scale SF Shelf Whisker® Metal Couplers - Medium (9/32") Centerset Shank
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#118 HO Scale SF Shelf Whisker® Metal Couplers - Medium (9/32") Centerset Shank

$4.55
#118 HO Scale SF Shelf Whisker® Metal Couplers - Medium (9/32") Centerset Shank      The #118 coupler will work...
#118-25 HO Scale Bulk Pack - 25 pair #118 SF Shelf Whisker Metal Couplers - Medium (9/32") Centerset Shank
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#118-25 HO Scale Bulk Pack - 25 pair #118 SF Shelf Whisker Metal Couplers - Medium (9/32") Centerset Shank

$49.95
#118-25 HO Scale Bulk Pack - 25 pair #118 SF Shelf Whisker® Magne-Matic® Coupler - Medium (9/32") Centerset Shank - without Gearboxes ...
#119 HO Scale SE Shelf Whisker® Metal Couplers with Gearboxes - Medium (9/32") Centerset Shank
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#119 HO Scale SE Shelf Whisker® Metal Couplers with Gearboxes - Medium (9/32") Centerset Shank

$4.55
#119 HO Scale SE Shelf Whisker® Metal Couplers with Gearboxes - Medium (9/32") Centerset Shank      The #119 coupler...
#119-25 HO Scale Bulk Pack - 25 pair #119 SE Shelf Whisker® Metal Coupler - Medium (9/32") Centerset Shank
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#119-25 HO Scale Bulk Pack - 25 pair #119 SE Shelf Whisker® Metal Coupler - Medium (9/32") Centerset Shank

$49.95
#119-25 HO Scale Bulk Pack - 25 pair #119 SE Shelf Whisker® Magne-Matic® Metal Coupler - Medium (9/32") Centerset Shank - without Gearboxes ...
#140 HO Scale Bulk Pack - 50 pair #148 Whisker® Metal Couplers - Medium (9/32") Centerset Shank
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#140 HO Scale Bulk Pack - 50 pair #148 Whisker® Metal Couplers - Medium (9/32") Centerset Shank

$89.50
#140 Bulk Pack - 50 pair #148 Whisker® Metal Coupler - Medium Centerset Shank without Gearboxes      The #148...
#141 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Long (25/64") Underset Shank
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#141 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Long (25/64") Underset Shank

$4.50
#141 Whisker® Metal Coupler - Long Underset Shank      This industry leading coupler features an all metal coupler...
#142 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Medium (9/32") Overset Shank
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#142 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Medium (9/32") Overset Shank

$4.50
#142 Whisker® Metal Coupler - Medium Overset Shank      This industry leading coupler features an all metal coupler...
#143 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Short (1/4") Centerset Shank
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#143 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Short (1/4") Centerset Shank

$4.50
#143 Whisker® Metal Coupler - Short Centerset Shank      This industry leading coupler features an all metal coupler...
#144 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Short (1/4") Underset Shank
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#144 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Short (1/4") Underset Shank

$4.50
#144 Whisker® Metal Coupler - Short Underset Shank      This industry leading coupler features an all metal coupler...
#145 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Short (1/4") Overset Shank
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#145 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Short (1/4") Overset Shank

$4.50
#145 Whisker® Metal Coupler - Short Overset Shank      This industry leading coupler features an all metal coupler...
#146 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Long (25/64") Centerset Shank
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#146 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Long (25/64") Centerset Shank

$4.50
#146 Whisker® Metal Coupler - Long Centerset Shank      This industry leading coupler features an all metal coupler...
#147 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Medium (9/32") Underset Shank
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#147 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Medium (9/32") Underset Shank

$4.50
#147 Whisker® Metal Coupler - Medium Underset Shank      This industry leading coupler features an all metal coupler...
#148 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Universal - Medium (9/32") Centerset Shank
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#148 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Universal - Medium (9/32") Centerset Shank

$4.50
#148 Whisker® Metal Coupler - Medium Centerset Shank      The #148 Whisker® Metal Coupler will work anywhere a NO.5®...
#149 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Long (25/64") Overset Shank
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#149 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Long (25/64") Overset Shank

$4.50
#149 Whisker® Metal Coupler - Long Overset Shank      This industry leading coupler features an all metal coupler...
#150 HO Scale Bulk Pack - 25 pair #158 Scale Whisker® Metal Couplers - Medium (9/32") Centerset Shank
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#150 HO Scale Bulk Pack - 25 pair #158 Scale Whisker® Metal Couplers - Medium (9/32") Centerset Shank

$49.95
#150 Bulk Pack - 25 pair #158 "Scale" Whisker® Metal Coupler - Medium Centerset Shank without Gearboxes      ...
#151 HO Scale Bulk Pack - 50 pair #158 Scale Whisker® Metal Couplers - Medium (9/32") Centerset Shank
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#151 HO Scale Bulk Pack - 50 pair #158 Scale Whisker® Metal Couplers - Medium (9/32") Centerset Shank

$93.95
#151 Bulk Pack - 50 pair #158 "Scale" Whisker® Metal Coupler - Medium Centerset Shank without Gearboxes      ...
#153 HO Scale Whisker® Scale Metal Couplers with Gearboxes - Short (1/4") Centerset Shank
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#153 HO Scale Whisker® Scale Metal Couplers with Gearboxes - Short (1/4") Centerset Shank

$4.60
#153 HO Scale Whisker® Scale Metal Couplers with Gearboxes - Short (1/4") Centerset Shank      The #153...
#153-25 HO Scale Bulk Pack - 25 pair #153 Scale Whisker® Metal Couplers - Short (1/4") Centerset Shank
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#153-25 HO Scale Bulk Pack - 25 pair #153 Scale Whisker® Metal Couplers - Short (1/4") Centerset Shank

$49.95
153-25 HO Scale Bulk Pack - 25 pair #153 "Scale" Whisker® Metal Coupler - Short (1/4") Centerset Shank - without gearboxes ...

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#5 HO Scale (NO.5®) Universal Metal Couplers with Gearboxes - Medium (9/32") Centerset Shank

#5 HO Scale (NO.5®) Universal Metal Couplers with Gearboxes - Medium (9/32") Centerset Shank

$4.30
#148 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes - Universal - Medium (9/32") Centerset Shank

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