DC-DC charger setup question

Currently working on installing a second battery and DC-DC charger in my Discovery 2. My requirements are that I do not lose offroad capability, and that I have a 1000W inverter mounted in the boot. I also do not want to loose any boot space, so the new battery will go instead of the compressor

PowerHouse Lithium 12 to 36V DC to DC Charger Lithium Battery Source — Lithium Battery Source

12v charging question. : r/ElectronicsRepair

Have a question about Renogy 750-Watt Solar 12-Volt 60 Amp DC to DC On-Board Battery Charger for Flooded Gel AGM and Lithium Batteries? - Pg 1 - The Home Depot

SEC 80kW Series - DC Fast Charger: Overview & Technical Specifications

Setting Up Orion TR Smart 12 12 - 30A To Charge Aux Battery - Victron Community

Dumb setup questions : r/electrical

Looking for some help with my solar set up. I have some questions regarding my DC-DC charger. What gauge wires should I use? What other component should I stack it with on

Everything You Need To Know About DC/DC Chargers – Energy Connections

Install A DC-DC Battery Charger - Weekender Van Life

How To Install a DC-DC Charger in a Camper Van

How to Wire a DC to DC Charger – leaptrend

DC to DC Chargers: When is bigger better?

DC to DC Battery Charger Off-Grid Solar [+ Diagrams]