![Roco / Fleischmann 10825 Digitalzentrale z21 start + Roco MultiMaus 10810 - Modellbahn-Center Recklinghausen Roco / Fleischmann 10825 Digitalzentrale z21 start + Roco MultiMaus 10810 - Modellbahn-Center Recklinghausen](https://modellbahn-center-re.de/images/product_images/popup_images/313233962417_0.jpg)
Roco / Fleischmann 10825 Digitalzentrale z21 start + Roco MultiMaus 10810 - Modellbahn-Center Recklinghausen
![Roco Digital z21 start Set: Diesel locomotive BR 132 with Sound and passenger train, DR - EuroTrainHobby Roco Digital z21 start Set: Diesel locomotive BR 132 with Sound and passenger train, DR - EuroTrainHobby](https://www.eurotrainhobby.com/images/pictures/Roco/Roco-51301.jpg%7Cwidth2000)
Roco Digital z21 start Set: Diesel locomotive BR 132 with Sound and passenger train, DR - EuroTrainHobby
![Roco 51340 - z21 start digital set: Diesel locomotive class 232 with tank wagon train, DB AG at Ajckids.com Roco 51340 - z21 start digital set: Diesel locomotive class 232 with tank wagon train, DB AG at Ajckids.com](https://cdn.shopify.com/s/files/1/0279/4422/2794/products/Roco-51340_1024x@2x.jpg?v=1642301339)
Roco 51340 - z21 start digital set: Diesel locomotive class 232 with tank wagon train, DB AG at Ajckids.com
![Trying to take the voltage down from 18V to 10V to connect my z21 start to märklin z feeder track but the z21 won't give any power. Anyone familiar with DC DC Trying to take the voltage down from 18V to 10V to connect my z21 start to märklin z feeder track but the z21 won't give any power. Anyone familiar with DC DC](https://preview.redd.it/trying-to-take-the-voltage-down-from-18v-to-10v-to-connect-v0-6q35fx7e1wn91.jpg?auto=webp&s=36de32b2c5ca34550e5b37fcbaa33e8eba812787)
Trying to take the voltage down from 18V to 10V to connect my z21 start to märklin z feeder track but the z21 won't give any power. Anyone familiar with DC DC
![Boy child operating locomotive with Roco 10810 Z21 multiMAUS device at Model Railway Exhibition (Vasutmodell Kiallitas), Sopron, Hungary Stock Photo - Alamy Boy child operating locomotive with Roco 10810 Z21 multiMAUS device at Model Railway Exhibition (Vasutmodell Kiallitas), Sopron, Hungary Stock Photo - Alamy](https://c8.alamy.com/zooms/6/235b1b225af044b0b19e534f75ea7a47/2h9a31d.jpg)