Also selling other separate switches and sets and the frames. Please check the other listings or PM.

All switches have this common markings: 26488 (04) <R> >015> <POM>

BLUE switch
Cruise Control / Speed Limiter (a three positions switch, two choices are sticking)
421910 or 411138 (the difference is in the bottom icon displayed, I like the latter more)
Original part: Renault Group [X1 Made in France]
82 00 421 910 // 8200421910 or 82 00 411 138 // 8200411138
wires:
A1 black // negative 12V-
A2 yellow // ^^ has 12V+ when the ignition is on
A3 brown // ^ connects to A2 when the upper switch is on (cruise control)
B1 white // ^ connects to A2 when the bottom switch is on (speed limiter)
B2 thicker yellow&black and yellow wires (two of them)
B3 empty

positions:
when [upper] is pressed: the resistance between A2 and A3 becomes ~0 Ohm // cruise control on
when [lower] is pressed: the resistance between A2 and B1 becomes ~0 Ohm // speed limiter on
else [middle position] all the contacts are disconnected

Has a fitting/stopper next to B1 preventing it from being plugged into other colour sockets. This fitter can be removed prior to the shipment if requested.

In general can be used as any Three-Way sticky button.

The cruise and speed limit icons/labels can be covered by any third party stickers or painted over with black colour.

Can be connected to relays to handle high amperage if needed. Also can be combined with relays for six position switching etc including six output relays in the mode of polarity reversal control etc, for instance, changing the direction of a fan, etc, etc...

Can be used as a generic Position A / OFF / Position B

Submit an offer, if you just need a generic three way, not the cruise control in blue. Have those in stock as well.

Also compatible with:
* Renault Clio
* Renault Espace
* Renault Laguna
* Renault Master
* Renault Mascott
* Renault Mégane
* Renault Trafic
* Opel Movano
* Opel Vivaro
* Nissan Interstar, in particular Nissan Interstar X70
* Nissan Primastar
* Iveco Daily

AI summary:

Elevate your Renault Master MK2's functionality with these versatile cruise control buttons / switches, designed to control multifunctional settings, boot release, and boost control. The set includes precisely engineered push switches, finished in an elegant black colour, ensuring a seamless integration with your vehicle's dashboard and centre console. Suitable for models from 1998 to 2010, these switches are a perfect match for those seeking to replace or upgrade their existing system. Crafted in France, these buttons boast a 'as new' grade and come with a reassuring 10-year manufacturer warranty, in addition to a 3-month seller warranty. Their robust build ensures durability, dustproof and weatherproof features, making them a reliable choice for any Renault Master owner. The part numbers, including 8200421910, 8200411138, 8200525404, 8200411139, and 8200441141, along with the MPN 82 00 421 910 / 82 00 411 138 / 82 00 525 404 / 82 00 411 139 / 82 00 441 141, confirm their authenticity and fitment for universal application.