Comparison of OO 0-6-2T Class N2 GNR models


Manufacturer	Hornby Dublo	Wrenn	Mainline	Mainline
Year model introduced	1938	1969	1982	2011
DCC Capability	DCC incompatible	DCC incompatible	Motor fitted but no DCC socket. Ringfield motor	DCC Ready. 8-pin socket
Detailing
Bodyshell - factory-fitted separate details
Handrails	Yes	Yes	Yes	Yes
Pipe work	No	No	Yes	Yes
Safety valves - turned brass	No	No	Yes	Yes
Whistle - turned brass	No	No	Yes	Yes

Chassis/underframe detail
Brake rigging chassis	No	No	Yes	Yes
Correct-thickness "stamped" rods	No	No	Yes	Yes
Fluted connecting rods with oily finish	No	No	Yes	Yes

Cab, footplate & interior detail
Glazing	No	No	Yes	Yes

Wheel "aesthetics"
Coloured-plastic	No	No	Yes	Yes
Nickel-plated	No	Yes	No	No
Painted	Yes	Yes	No	No

Bufferbeam detail (pre-fitted)
Cosmetic coupling - hook only	No	No	Yes	Yes
Pipework - pre-fitted to rear	No	No	Yes	Yes

Mechanical
Chassis construction	Diecast	Diecast	Lightweight	Lightweight
Loco-driven wheels (number of)	2 wheels	2 wheels	2 wheels	2 wheels
Minimum radius	Radius 1	Radius 1	Radius 2	Radius 2
Coupling socket/mounting
Fixed	Yes	Yes	No	No
Non-NEM socket	No	No	Yes	Yes

Coupling type	Peco style	Tension lock	Tension lock	Tension lock
Weighting (to assist adhesion)
Within boiler	No	No	Yes	Yes
Within chassis	Yes	Yes	No	No

Separating the body from the chassis	Secured with one or more screws	Secured with one or more screws	Secured with one or more screws	Secured with one or more screws
Electrical
Motor type	3-pole	3-pole	Ringfield	Ringfield
Motor location	Locomotive	Locomotive	Locomotive	Locomotive
Power collection	2 rail DC	2 rail DC	2 rail DC	2 rail DC
Pickups	2 out of 3 axles	2 out of 3 axles	Driving wheels only	Driving wheels only
DCC speaker	No provision for speaker	No provision for speaker	No provision for speaker	No provision for speaker
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