Beyond the Beach: The MWB Sprinter Camper Built for Off-Grid Adventure

Step inside this jaw-dropping Sprinter campervan and prepare for an instant reset. This custom conversion, by JMH Workshop in Somerset, isn’t just a vehicle; it’s a vibe.

Inspired by the wild coast of North Cornwall, this rig blends rugged, off-grid capability with an incredibly light and sophisticated interior.

This camper van is pure gold: a professional, intelligently designed space featuring sleeping space for two, a top-tier off-grid system, and Fenix ultra-matte detailing throughout.

From the massive 560Ah lithium battery to the custom L-shaped lounge, this van is purpose-built for total independence and adventures that don’t compromise on style.

TL;DR

This is your high-end mobile HQ, ready to roll…

Mercedes Sprinter Base Vehicle Specification

  • ↠ Manufacturer: Mercedes-Benz
    Model: 315 PREMIUM CDI 315 CDI PROGRESSIVE
    ↠ Body Style: L2H2 (MWB, high roof)
    ↠ Fuel Type: Diesel
    ↠ Engine Size:  2.0L Diesel (CDI – approx. 150 hp)
    ↠ Euro Status: Euro 6d
    Converted by: JMH Workshop

MWB Campervan Interior

This interior nails the modern minimalist aesthetic, giving you a calm, professional space that’s pure luxury. The vibe is sophisticated Scandinavian meets beach retreat.

The palette is light, clean, and totally intentional. You have natural birch ply walls and overheads paired with crisp white detailing, which keeps the space feeling expansive and bright.

The flooring features a warm, rich cork, adding natural texture underfoot. This calm canvas is elevated by high-end touches like solid Fenix ultra-matte white worktops and warm white COB LED lighting, ensuring the space feels both natural and flawlessly modern.

MWB Sprinter Van Conversion Layout

  • ↠ Lounge area (converts into day bed).
    ↠ Alfresco pull-out kitchen.
    ↠ Interior galley kitchen.
    ↠ Custom storage including corner shelves.
    ↠ Fixed double bed, east to west (sleeps 2).
    ↠ Spacious under-bed ‘garage’ storage.
    ↠ Exterior shower outlet.

The floor plan is intelligent and designed for two people who need maximum functionality in a mid-wheelbase rig. It’s all about flow and maximising daylight.

The main cabin centres around an L-shaped front sofa and dining table that easily converts into a cosy daybed.

Opposite is the streamlined linear kitchen and cabinetry.

A huge pull-out section integrated into the living area creates the perfect platform for alfresco dining, turning the outdoors into an extension of the kitchen.

The rear is fully dedicated to rest with a fixed double bed. This bed is strategically positioned with a full-width rear flare, creating essential extra length for sleeping. Beneath the bed lies the dedicated garage space, housing the electrical system and exterior shower outlet.

Seating & Sleeping

  • ↠ Comfortable two-berth sleeping capacity.
    ↠ Fixed double bed.
    ↠ Full-width rear flare and sliding window.
    ↠ L-shaped front sofa with pull-out daybed.
    ↠ Table on Lagun swivel leg system.

The seating and sleeping solutions are dialled in for maximum comfort and flexible living.

The main living space is dominated by a plush L-shaped front sofa and removable table, providing plenty of room for lounging, dining, or working from the road. The seating can quickly pull out to form a daybed, offering versatility.

L-shaped lounge seating and overhead storage cabinets in the cabin of an MWB Sprinter camper.

The primary sleeping zone is the fixed double bed at the rear. The genius of this setup is the full-width rear flare (often called bunk windows) that adds critical space, allowing for a proper fixed double bed crosswise in a mid-wheelbase van.

Plumbing & Bathroom

  • ↠ Truma combi boiler (hot water + heating).
    ↠ iNetX touch screen control.
    ↠ Outdoor hot & cold shower outlet in the garage.
    ↠ Underslung 90L fresh water tank.
    ↠ Underslung 40L waste water tank.
    ↠ Pull-out Thetford portable toilet.

The plumbing setup is a robust, all-season system which handles water supply and heating efficiently.

Hot water and cabin heating are controlled by a premium Truma Combi boiler system with an advanced iNetX touch screen display. This single unit handles both functions reliably, even in cold climates; we saw a similar set-up in this Sprinter van conversion.

The van features external plumbing outlets, including an outdoor hot & cold shower outlet in the garage. This is a game-changer for cleaning up after a surf session or a muddy hike, keeping showering simple and hassle-free.

Water is stored in underslung tanks, with a generous 90L fresh water tank and a 40L waste water tank, all neatly tucked away to preserve interior space.

Under the sofa, a pull-out Thetford portable toilet is cleverly hidden, ensuring that essential amenity is discreetly secured yet readily accessible.

Kitchen

  • ↠ Pull-out alfresco kitchen.
    ↠ Double induction hob (portable – cook inside or out!)
    ↠ Black sink with Bower mixer tap.
    ↠ 80L Dometic fridge/freezer.
    ↠ Solid Fenix ultra-matte white worktops.
    ↠ Overhead cabinets for storage.
    ↠ Extractor fan over hob.

This kitchen is built for gourmet cooking on the road, balancing high-end design with smart, space-saving utility. It’s totally dialled in for indoor and outdoor use.

The foundation is built on durable, slick Fenix ultra-matte white worktops. A functional black sink with a Bower mixer tap keeps the look streamlined and modern, setting a high bar for design.

The genius is the massive pull-out alfresco kitchen. This slide-out extension, integrated seamlessly beneath the seating, transforms into an outdoor prep and dining platform, proving this van is built to live outside. This is complemented by the portable double induction hob, which means you can cook inside when the weather is bad or slide it out and cook al fresco.

Appliances are ready for anything. A compact 80L Dometic fridge/freezer provides plenty of capacity for longer trips. Beautifully-crafted overhead cabinets ensure every spice and tool is neatly tucked away.

Sprinter Camper Storage

  • ↠ Overhead cabinets throughout.
    ↠ Spacious beneath sofa storage.
    ↠ Industrial-style garage.

Storage in this MWB van is maximised through intelligent, bespoke solutions.

The main storage hub is the rear industrial-style garage. Built with a durable steel/aluminium frame and hexa ply floor, it’s tough enough to take serious gear. The garage is also where the electrical system is securely housed.

Inside the cabin, overhead cabinets line the walls, offering plenty of space without making the area feel cramped. The front L-shaped sofa and dining area also conceal massive storage vaults beneath the cushions.

Storage isn’t an afterthought here. Check out these handcrafted corner shelves – they transform a usually awkward space into a functional, beautiful feature. Pure design genius.

Lighting

  • ↠ Slatted ceiling with integrated LED lighting.
    ↠ Under-cabinet LED lighting.
    ↠ Reading lights.
    ↠ Garage lighting.

The lighting system is engineered to elevate the calm interior aesthetic and create a soft, warm glow that contrasts beautifully with the clean finishes.

Camper Van Heating 

This rig’s heating system is designed for four-season performance. The Truma Combi unit handles both air and hot water, so you’ve got one powerful, compact system doing double duty.

The heating is controlled by a slick iNetX touch screen, giving you fingertip command over your climate. This smart control centre ensures the entire van is quickly and efficiently warmed, transforming the interior into a cosy sanctuary, no matter how cold the wilderness gets outside.


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Campervan Conversion Exterior 

Forget looking basic. The exterior of this MWB Sprinter camper is purpose-built and performance-driven.

Finished in a sharp Magnetic Grey, this van is specced out with rugged, premium upgrades that instantly tell the world this campervan conversion is ready for the deep-end of adventure, not just the campsite.

Windows & Ventilation

  • ↠ Tinted slider window in the side door.
    ↠ Pop-out double pane window.
    ↠ Rear flare with sliding bunk window.

The window setup is smart, optimising for light, views, and van life.

Windows are strategically placed to maximise natural light and capture those killer views. The tinted slider window in the side door is perfect for effortless ventilation, while the pop-out double pane window on the opposite side ensures excellent insulation and airflow.

Even more points are scored by the full-width rear flare with sliding bunk window. This not only adds crucial elbow room for the fixed bed but also provides essential cross-breeze ventilation right where you need it most.

Skylights & Fans

The central ventilation in this Mercedes Sprinter adventure van is handled by a powerful MaxxFan skylight with a remote control. This system ensures high-powered, all-weather air exchange, effortlessly pulling stale air out or drawing fresh air in.

This setup is key to maintaining a fresh, comfortable climate inside. It prevents condensation and keeps the air moving, meaning you stay cool after a summer hike and dry after a surf session.

Wheels

The exterior of this Mercedes-Benz Sprinter is beefed up for performance and style, ready for rough terrain and long hauls.

The entire rig is set on Black Rhino Warlord 17” alloys, wrapped in aggressive BFG All-Terrain tyres. This setup doesn’t just look tough—it provides serious grip and stability on every kind of surface.

Other Exterior Upgrades

Up top, a rugged Front Runner Slimline II roof rack is installed, offering a massive platform for gear. This is kitted out with a surfboard carrier and an integrated rear ladder, making loading up for your next adventure effortless. 


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Sprinter Adventure Van Off-Grid Electrical System

  • ↠ Victron SmartSolar MPPT charger + roof panel.
    ↠ 560Ah Fogstar lithium battery.
    ↠ Full Victron “blue” electrical setup (Multiplus inverter/charger, Orion XS DC-DC, Cerbo GX and more).
    ↠ Outdoor hot & cold shower outlet in the garage.
    ↠ External power socket.

Forget complicated wiring—this the electrics in this Mercedes Sprinter are a work of art. Housed in the rear garage, awesome blue accent lighting ensures this powerful electrical system gets the appreciation it deserves.

This Mercedes Sprinter campervan has a massive 560Ah Fogstar lithium battery, giving monumental capacity for extended trips. 

Power management is handled by a full Victron “blue” electrical setup, featuring the Multiplus inverter/charger, the Orion XS DC-DC charger, and the Cerbo GX control centre. This ecosystem guarantees total energy independence.

Sustainable power is thanks to a Victron SmartSolar MPPT charger and a solar panel, ensuring the batteries are consistently topped up with clean energy. 


Vanlife Verdict

This MWB Sprinter camper from JMH Workshop is a masterclass in thoughtful, customised builds. It’s the definitive answer to the question: Can a mid-size rig truly offer total luxury and freedom? Hell yeah!

Vanlife Hub Team

Every square inch of this conversion, from the Scandinavian-inspired joinery to the flawless utility of the layout, speaks to an exceptional level of attention to detail.

The key strength here is the brilliant balance between high-end style and absolute performance. We are crushing on the huge 560Ah battery bank and Victron ecosystem—pure gold for long-term off-grid adventures.

The genius full-width rear flare, the seamless indoor/outdoor kitchen, and the comfortable sleeping for two mean this truly feels like a home on wheels built to provide the ultimate freedom to explore.

Our final verdict?

Ultimately, this Mercedes Sprinter isn’t just a place to sleep; it’s a beautifully engineered platform for a life of luxury and limitless travel. It sets a new benchmark for what modern campervans can achieve.

🌟 We are seriously crushing on this MWB Sprinter van conversion by JMH Workshop in Somerset. What do you think? Let us know in the comments!

Please note: Vanlife Hub’s campervan reviews are unbiased and unpaid, offering genuine insights into the intricacies of vanlife conversions. Our reviews may feature affiliate links to websites such as Amazon – if you purchase a product or service to which we are affiliated, we may receive a small kick-back, at no additional cost to you.

Check out more reviews: Campervan Tours and get in touch if you’d like to be featured!


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Conversion Ideas for Campervans

If you’re looking to build or commission a campervan conversion, check-out these for more luxury motorhome conversion and customisation ideas:

A rear view of a Sprinter van conversion with its back doors open, showing the interior fixed bed and dog house.

Dog-friendly, All Season Mercedes Sprinter Campervan

A wide interior view of a camper van kitchen with a herringbone floor, showing an induction hob, a small fridge, and an open side door to a beach.

‘The Merc’ – luxury hotel-style living on the open road


FAQs About This MWB Sprinter Camper

Does this MWB Sprinter camper have a shower?

This van is cleverly designed to save interior space. It features an outdoor hot and cold shower outlet located in the garage area, perfect for cleaning off gear, rinsing wetsuits, or showering outdoors, rather than having a dedicated internal wetroom.

How is the toilet stored in this MWB Sprinter camper?

The Thetford portable toilet is cleverly concealed in a pull-out drawer located beneath the fixed bed. This keeps the essential amenity discreetly secured but easily accessible.

How does this MWB Sprinter camper maximise space?

Space is maximised through a strategic layout, including a fixed bed positioned across the rear flares, a compact L-shaped lounge, and multi-functional features like the pull-out alfresco kitchen and under-sofa storage.

How much does this campervan cost?

This newly-converted Sprinter van conversion has 30,000 miles on the clock. At the time of writing (Nov ’25) it is for sale at £77,500. Find out more…



Important Notice: Images in this article remain the property of JMH Workshop and may not be copied, reproduced, or used elsewhere without their direct permission – even if they are credited, this is still a copyright infringement. If you wish to use any of these images, please contact them for explicit authorisation.


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