Plug N Typ 7 Pin Trailer Plug Plug-and-Play Trailer Plug Adapter 24V Plastic for Indicators Brake
Aliexpress UK
13 TO 7 PIN LIGHT ADAPTOR - CONVERTER FOR CAR, TRAILER, VAN, CARAVAN, HORSEBOX. For use where the vehicle has a 13 pin socket and the trailer has a 7 pin plug. Converts 13 pin Socket to 7 pin socket. Quality plastic construction.
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Light Socket with Switch,Light Socket Outlet Light Bulb Plug Adapter Light Bulb To Outlet Adapter
Aliexpress UK
CONVERSION ADAPTER FOR PLUG RADEX TRAILER HARNESS TO PLUG IN AJBA LIGHTS. These conversion leads allow you to plug into a Radex trailer harness (Green & Red plugs) and then plug directly into AJBA plug in lights (Green & Yellow).
eBay
10pcs Bulb Adapter B15 to E14 Light Adapter Screw Light Bulb Adapter Accessory
Aliexpress UK
Adaptor Lead, 13 Pin socket to 2 x 7 pin socket, 12V, 12N+ 12S, Caravan, Adapter. Converts 13 pin car socket into two 7 pin flying sockets (12N and 12S). Adaptor lead is fitted with one 13 pin plug and two 7 pin flying sockets.
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12 LED strobe Warning light led strobes for car truck light police lights LED TRAILER LIGHT Flashing
Aliexpress UK
Used by Ifor Williams and many other trailer manufacturers. If we can avoid these we will try.
eBay
RV Lights Exterior 12V RV Porch Light 12 Volt LED Trailer Lights Outdoor Awning Light RV Accessories
Aliexpress UK
Suitable for all European standard trailers. Establishes a secure connection between your major vehicle and the additional trailer. Transfers the electronic signal lights from the vehicle to trailer. Converts the 7-pin male socket to the 13-pin female socket on your trailer. Slim line design: same diameter as a normal trailer plug and just over half the length. Excellent quality black plastic housing helps prevent rusting. Simple to fit. Waterproof for all road and weather conditions. Carries the European CE mark of approval, do NOT buy adaptors unless they have this endorsement.
eBay
1pc Light Bulb Adaptor Bayonet B22 To Edison Screw E27 Lamp Converter Holder Light Adapter Lamp
Aliexpress UK
13 pin plug (car) to Twin 7 pin N & S Type Socket (trailer / caravan). 1 x Conversion Adaptor without cable. Plug and play design, insert into socket, twist and lock, no need to change any cable. Used on newer cars with a 13 pin plug on the towbar.
eBay
E27 Lamp Holder Adapter Screw Socket E27 To GU5.3 G4 LED Bulb Parts Caremic LED Light Lamp Adapter
Aliexpress UK
7 Pin to 13 Pin Adaptor/ Converter for Car, Trailer, Horsebox Lights & Towing 12v, 12N. Used where the Car has a 7 pin socket and the trailer has a 13 pin plug. Converts 7 pin car socket to a 13 pin socket.
eBay
7-pin Trailer Truck Light Panel Extension Cable TPU Trailer Wire Wire Connection Socket Plug Male
Aliexpress UK
1 x Trailer Extension Cable. Coiled cord can be extended up to 3m in normal working condition. Used to connect the lights from the vehicle to the trailer. Male to male 7 pin plug connection. WIDE PRODUCT LINE.
eBay