Full Off-Grid System — Install Kit (4A) For Campervan Conversion

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Van Layout: Small Van A
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SKU:
SYS-4A-SVA
Full-Time Off-Grid · Full Electric Living · Self-Mounted/Connected Install

Full Off-Grid — Install Kit (4A)

✓ XS 50A DC-DC Charging✓ 760W Rigid Solar✓ 3000Va Multiplus II inverter/charger✓ 460Ah Lithium Included✓ Cerbo GX Monitoring
The flagship complete system in unmounted form — XS 50A core install kit, 760W rigid solar, Multiplus II 3000Va inverter-charger, Lynx and Cerbo GX monitoring, mains kit (pre-wired) and a 460Ah lithium battery

One purchase and your camper is a full-time home — 760W of solar, a Multiplus II 3000Va inverter-charger, a 460Ah lithium battery, and proper system monitoring. The aim here is to cover all of your fusing, switching, wiring, battery and charging for the complete electrical system. Every part is specified to work together: the charger and cable suit the battery bank, the MPPT suits the array, the Lynx Distributor joins it all safely. This is the component version for a conventional, self-mounted/connected install: the 12V Core Install Kit gives you the Orion XS 50A charger, 12-way fuse box, busbar and isolator set, and the van layout wiring loom; the rigid solar kit adds 760W of harvesting; the mains wiring kit and Multiplus II complete the 240V side; the Cerbo GX and touch display put the whole system on one screen. Cooking, heating devices, hair dryers — the Multiplus II delivers 2400W continuous pure sine, charges at up to 120A on hook-up, and is pre-programmed in house before dispatch. This is the system for living in the van.

  • 12V Core Kit — Victron Orion XS 50A charger pre-programmed (98.5% efficiency) with pre-crimped cable kit, 12-way fuse box, busbar & isolator set, van layout loom
  • Rigid Solar Panel Kit — 4× 190W Victron panels with SmartSolar 150/45 MPPT controller, pre-programmed with standard cable kit and isolator switch
  • Victron Multiplus II 3000Va inverter-charger with DC leads and isolator — pre-programmed in house
  • Mains Wiring Kit for Multiplus — consumer unit with 2 x RCBOs, IP67 inlet, Multiplus-specified connections
  • Victron Lynx Distributor + Cerbo GX Mk2 with touch display — safe distribution and whole-system monitoring
  • Fogstar Drift Gen2 460Ah lithium battery — 5,888Wh with Bluetooth monitoring

☀️ Solar Yield — Real UK Estimates

760W array (4× 190W) — Summer

1,816Wh

approx. 142Ah per day

760W array (4× 190W) — Winter

562Wh

approx. 44Ah per day

Real UK seasonal estimates from our power calculator's solar model — 2.39 effective sun-hours/day in summer, 0.74 in winter. Yields shown per full day.

🔋 Estimated Runtime

Based on the System Builder’s appliance power and daily-use settings, with a 460Ah × 12.8V = 5888Wh lithium battery. Each tile shows one load on its own, with no solar or alternator charging; no reserve or losses are deducted. Real mixed-use runtime will be shorter.

Compressor Fridge (48L)

~18.4 days

40W × 8h/day = 320Wh/day

LED Down Lights x 4

~147.2 days

8W × 5h/day = 40Wh/day

Phone/Tablet Chargers

~147.2 days

20W × 2h/day = 40Wh/day

12V TV (24 inch)

~65.4 days

30W × 3h/day = 90Wh/day

Diesel Heater

~83.6 days

8.8W × 8h/day = 70.4Wh/day

Water Pump

~392.5 days

60W × 0.25h/day = 15Wh/day

🔌 What Can It Run?

The MultiPlus-II 3000VA delivers 2400W of continuous pure sine 240V power and provides up to 120A battery charging on hook-up. Here is what it can realistically run off-grid:

All Small Appliances

10-400W
Phones, laptops, lights and TV together

✓

Standard Kettle

2000-2400W
High battery draw — use sparingly

✓

Microwave

700-1200W
No problem within the total limit

✓

Hair Dryer

1200-2000W
Suitable for normal use

✓

Toaster

800-1500W
Short use

✓

Air Fryer

800-1800W
Check the appliance label

✓

Single-Ring Induction Hob

1800-2000W
High battery draw — short cooking periods

✓

Two High-Load Appliances

2400W
Combined loads above this exceed the continuous limit

✗

Combined Load Examples

Kettle + small background loads: keep the combined total at or below 2400W

Microwave + television + lights + device charging: typically around 1500W

Wattages are typical values — check each appliance label and combined rating. High-power cooking and heating loads draw substantial current from a 12V battery bank.

📦 What's Included

1

12V Core Kit (XS 50A)

  • The DC heart of the system. Brings with it:
  • Victron Orion XS 50A DC-DC charger — 98.5% efficiency, Bluetooth, pre-programmed
  • T-class fusing for the leisure battery
  • 12-way fuse box — circuit-by-circuit protection for your 12V loads
  • Dual busbar and isolator set — tidy power distribution and a proper disconnect
  • Van layout install loom — pre-made to your chosen layout with cables for all show appliances
  • Battery cable kit (25mm²), crimped to order for your layout
2

Rigid Solar Panel Kit (4× 190W)

  • 4× Victron 190W monocrystalline panels with 25-year performance warranty
  • Victron SmartSolar 150/45 MPPT controller with Bluetooth, sized with cold-weather voltage margin
  • Array cabling kit — Series connection, MC4, roof-entry gland, inline fusing per string
  • Solar PV Isolator (DC Breaker) — isolation and circuit protection in one unit
  • Mount kits for every panel
3

Mains Wiring Kit for Multiplus

  • Consumer unit — pre-wired with 2 x RCBOs, connections specified for Multiplus input/output
  • IP67 mains inlet (rated when correctly installed) — the shore power entry point
  • Wiring and connections sized for the Multiplus II current ratings
4

Victron Multiplus II 3000Va Inverter-Charger (with leads)

  • 2400W continuous pure sine inverter with built-in 120A multi-stage charger and automatic transfer switch. Pre-programmed in house. Supplied with professionally crimped DC battery leads and isolator switch.
5

Victron Lynx Distributor

  • Safe, modular high-current busbar distribution with fusing for the inverter, charger, and battery connections.
6

Cerbo GX Mk2 with Touch Display

  • The system's monitoring and control hub — battery, solar, and inverter on one screen, plus remote monitoring through the free Victron VRM portal.
7

Fogstar Drift Gen2 460Ah Lithium Leisure Battery

  • LiFePO4 lithium with built-in Bluetooth monitoring and battery heating — 5,888Wh of storage.

⚡ Key Features

01Built for Living In

760W of solar and 5,888Wh of storage cover a real daily budget — fridge, lighting, cooking, devices — with the alternator and hook-up as backup rather than lifeline.

02Serious 240V, Not a Compromise

2400W continuous pure sine means real appliances — induction cooking, kettle, air fryer, hair dryer — and 120A of charging refills the 460Ah battery overnight on hook-up.

03Everything on One Screen

The Cerbo GX shows the whole system live on its touch display, and remotely via the VRM portal. No app-hopping between components.

04XS 50A — The Efficiency Choice

98.5% efficiency means virtually none of your alternator's power is wasted as heat. With a 460Ah bank, every efficient amp matters.

🔧 Tech Specs

  • DC-DC Charging : Victron Orion XS 50A (98.5% efficiency, Bluetooth, smart alternator compatible)
  • Solar : 4× 190W Victron monocrystalline panels + SmartSolar 150/45 MPPT
  • Inverter : Multiplus II 3000Va — 2400W continuous pure sine, 120A charger, transfer switch, pre-programmed in house
  • Mains : consumer unit with 2 x RCBOs, IP67 inlet, Multiplus-specified connections
  • Monitoring : Cerbo GX Mk2 + touch display, remote via Victron VRM
  • Battery : Fogstar Drift Gen2 460Ah LiFePO4 (5,888Wh, Bluetooth)
  • Distribution : 12-way fuse box + Dual busbar & isolator set + Victron Lynx Distributor
  • Layouts : 10 — Small Van A-D, Large Van 1-6 (loom and cables drawn to order)

📐 Component Dimensions

Component dimensions (L x W x H) — tap to expand and check your fit-out space
  • Victron Orion XS 50A DC-DC charger: 140 x 108 x 70 mm
  • 12-way fuse box: 140 x 95 x 40 mm
  • Victron 150A busbar: 230 x 110 x 70 mm
  • SmartSolar 150/45 MPPT controller: 46 x 152 x 32 mm
  • Solar PV Isolator (DC Breaker): 140 x 65 x 90 mm
  • 4 x 190W rigid solar panels: 1485 x 668 x 30 mm each (10.5 kg)
  • Victron Multiplus II 3000Va inverter/charger: 546 x 275 x 147 mm
  • Mains consumer unit (2 x RCBO): 175 x 145 x 100 mm
  • Victron Lynx Distributor: 290 x 170 x 80 mm
  • Victron Cerbo GX Mk2 + GX Touch display: Cerbo GX Mk2 78 x 154 x 48 mm; GX Touch 50 87 x 128 x 12.4 mm / Touch 70 113 x 176 x 13.5 mm
  • Fogstar Drift Gen2 460Ah lithium battery: 520 x 238 x 221 mm

🔌 You Might Also Need

MC4 Internal Connector Service

clean pass-through cable entry for the solar run

C-line Sockets & Switches

your 240V outlets and 12V fittings for the living area

Roof-mount fixings & sealant

not supplied with the mount hardware

❓ FAQ

Can this really run a full-time off-grid setup?

Yes. 760W of solar gives roughly 142Ah per summer day — fridge, lighting, devices, and daily cooking with margin. The 460Ah battery carries you through grey stretches. In the depths of winter you'll lean on driving and hook-ups more, as any solar system does.

Which layout should I choose?

We offer 10 layouts — Small Van A-D and Large Van 1-6 — with looms and cables drawn to order. For a full-time build with fixed appliances, call or email us before ordering and we'll talk through the layout and cable runs — custom layouts are routine for us.

I'm not sure which system level I need.

Try our online System Builder at systembuilder.rayneautomotive.co.uk. If you're cooking electrically most days or living aboard, this is the one; for off-grid trips and weekends the Off-Grid Adventure is the better fit.

Can I install this myself?

The 12V side is achievable for a competent DIYer. For a system of this power — 2400W inverter, 120A charging, high-current busbar distribution — we strongly recommend a qualified installer for the 240V side and the final connections, and to sign the work off.

Vendor: Rayne Automotive
Type: DC Battery Systems
Van Layout: Small Van A, Small Van B, Small Van C, Small Van D, Large Van 1, Large Van 2, Large Van 3, Large Van 4, Large Van 5, Large Van 6
SKU: SYS-4A-SVA