Heljan 7mm Finescale O Gauge 3700 BR Green Class 37, DCC Sound!

This product is currently out of stock

A powerful and detailed Class 37 from Heljan. This model has been professionally numbered (we suspect by the Tower Collection), and fitted with a LokSound XL V4.0 sound decoder by South West Digital.

Our reference: 149-043

 Heljan quality

Professionally fitted with a LokSound XL V4.0 decoder by South West Digital

Dual motors

High level of detail

Sprung buffers 

99.9% mint condition - looks to have hardly been run

All our O gauge models are tested on Peco track, this includes a left and right hand point alongside a 6 foot radius curve.

Excellent smooth runner at both low and high speeds.

It will be supplied in its original box which is in near mint condition, alongside a six month mechanical warranty with ourselves.


Shipping for all UK mainland orders over £200 is free and will be dispatched via a Royal Mail 24 Tracked Service (Other services available to choose from at cost)

UK orders under £200 are charged at the following rates:

Royal Mail 48 Tracked: £4.00

Royal Mail 24 Tracked: £5.00

Royal Mail Next Day by 1pm: £12.00

UPS Next Day Tracked & Signed for: £10.00


Europe & Rest of World

For overseas postage please proceed to the checkout and fill out your address details, this will give you a quote before taking any payment.


Collection in Person

All our items are available for collection from our premises or from an exhibition we attend (see our exhibitions list on the website)

If you need any further assistance please feel free to call or email via the contact section of our website.