12V 3.5GPM RV Water Pump

https://youtu.be/-OAFe619cJ4

2088-554-144/2088-403-144 Fresh Water Pump,12 VDC,3.5 Gallons Per Minute,45 Psi,1/2MNPT Connection,Water Delivery Pump for RV or Marine Use,No Noise,Includes Detachable Filters! (Amazon Affiliate)
US: https://amzn.to/3U4OWmn