Short answer

A 5 berth off-road caravan sells to a different buyer than the couple's vans that fill most showrooms: families who travel for weeks rather than weekends, hire companies that need more sleeping places per unit, and dealers who want a model that competes on capability instead of price. Whether a 21ft family unit belongs in your range comes down to three questions — how much payload the build actually leaves you after water, gas and options; how the berth count matches the buyer base you can reach; and whether a unit of this size still fits the towing, storage and shipping limits you work with.

This guide reads one documented 21ft family build sheet line by line, and translates each line into a commercial decision.

Who actually buys a 5 berth caravan

Berth count is a segment decision, not a specification detail. The buyers who ask about a 5 berth unit in an export market are usually one of four types.

• Families on extended trips. Two adults and two or three children travelling for weeks need separate sleeping spaces and enough water and power to stay off-grid between stops.
• Hire and rental operators. More berths per unit means a higher nightly rate per asset and fewer units to manage during a peak season.
• Dealers upgrading a customer base. Buyers who started with a compact caravan or a camper trailer often return for a larger unit — and they buy it from whoever has one on the lot.
• Tourism and project buyers. Adventure tourism operators, mining and construction clients, and government projects that need accommodation on a remote site for a defined period.

What all four have in common is that they compare capability rather than appearance. A family buyer looking at a 21ft unit has usually already decided they need the space; the discussion is about whether the caravan can support the trip, the load and the service network behind it.

What a 21ft family build sheet contains

Specifications vary by model and final configuration, so work from the build sheet for your exact order. As a reference point, LZM's documented 21ft family model shows how a modern off-road family caravan is put together.

Structure and running gear

• 21 ft body, 8.3 m overall length, 2.35 m width, 3.1 m height
• GTM rating of 3,500 kg
• Galvanised chassis and drawbar in 150 mm × 50 mm × 3 mm steel, aluminium composite panel body
• Independent coil spring suspension with two heavy-duty shock absorbers on each side
• 12-inch electromagnetic brakes with handbrake and a drawbar-mounted emergency breakaway system
• A 4,500 kg-rated off-road coupling

Water and gas

• 200 L fresh water and 80 L grey water capacity
• 2 × 9 kg gas cylinder holders with cylinders supplied
• 2 × 20 L jerry can holders

Power

• 2 × 200 Ah LiFePO4 lithium batteries
• 5 × 175 W solar panels, 875 W in total
• 2,000 W pure sine wave inverter with automatic AC transfer
• 120 A multi-stage battery charger plus DC/DC charging, and a Bluetooth battery monitor

Climate and comfort

• 2,400 W roof-mounted air conditioning with an integrated heat pump
• 2 kW diesel air heater with a 10 L fuel tank
• 14 L gas water heater, internal shower and toilet with cassette system, plus an external shower point
• 150 L 12/24 V compressor refrigerator

Kitchen, storage and driving aids

• Internal three-burner cooktop with oven and grill, plus a slide-out external kitchen with hot and cold water
• Full-width front boot and overhead storage compartments
• Wireless rear view camera and electronic stability control with asymmetric braking
• Double acrylic glazed windows with flyscreen and block-out blinds
• Annex wall and floor listed as optional items

Reading those numbers commercially

A build sheet is a list of engineering decisions. For an importer, the same list is a set of commercial consequences.

Weight and tow vehicle. A 3,500 kg GTM rating puts this model at the top of the touring class, which means the buyers who can legally tow it are driving full-size 4×4s with a suitable tow rating. That narrows the buyer pool compared with a 2-tonne van, but it also removes you from the most price-driven end of the market. Check what tow vehicles your customers actually drive before you commit to a family-size unit as your lead model.

Dimensions and footprint. At 8.3 m overall length, a 21ft caravan needs serious yard space, a wide showroom entrance and a buyer with towing experience. It also determines how the unit ships: large caravans of this size normally move as one unit per 40-foot flat rack, so your freight planning and your stock planning are the same conversation.

Water autonomy. 200 L of fresh water supports a family of four to five for several days when showers are managed, and the 80 L grey tank matters in markets where dumping rules are enforced. Ask the buyers in your market how long they expect to stay off-grid — the answer usually decides whether a 200 L tank is generous or marginal.

Power autonomy. Around 400 Ah of lithium storage with 875 W of solar and a 120 A charger is a specification built for compressor refrigeration, device charging and modest 240 V use without a powered site. The charger rating also has an operational meaning for rental operators: a large charger reduces the time a unit spends on the wall between hires, which directly affects how many hire days an asset delivers per season.

Four-season capability. Air conditioning with a heat pump plus a diesel air heater is what turns a caravan into a year-round asset. For a rental fleet this extends the hire season; for a dealer it widens the customer base to buyers who travel in cold or shoulder-season conditions.

Ensuite and service model. A cassette toilet and internal shower open the family and female-buyer market and make the unit hire-ready, but they also create a local service obligation: someone has to be able to empty, service and supply consumables for the cassette system. Confirm that your dealer network can handle it before you import in volume.

Where a family model earns its place in your range

A 21ft family caravan is usually not the model that wins the price-sensitive walk-in customer. It earns its place in three other ways.

• Margin and positioning. A unit with four-season equipment, a large power system and an ensuite carries more specification content, which means more value to justify and more room to defend your pricing.
• Rental utilisation. For hire operators, revenue per unit is driven by berths and by how quickly the unit can be turned around between hires — both of which this size supports.
• A demonstration unit that sells the range. A family model on the lot lets customers see the ceiling of what you can supply, which makes the mid-size models in your range look like the sensible choice rather than a compromise.

Importers ordering off-road caravans for dealers in markets like Australia and New Zealand should treat the berth count as a commercial decision rather than a line on a quote. Compare the berth counts, layouts and equipment levels your dealers already sell, find the gap, and order into that gap instead of duplicating what is already on every forecourt.

One caution: a family model works badly as your only model. It serves one segment well, and a range that also covers couples and entry-level buyers will turn over faster than a single large unit repeated in the yard.

What to confirm before production starts

Because a family caravan carries more systems, more mistakes are possible in the order stage. Put these points in writing before the deposit.

1. Berth layout. A 21ft unit can be specified for different sleeping arrangements, including a 6 berth version. Confirm exactly how the berths are formed — fixed beds, bunk sets, or a dinette that converts at night — because customers count sleeping places differently from how a factory counts them.
2. Standard versus optional equipment. The annex wall and floor can be optional, and equipment packages differ between builds. Confirm what is included in your price and what your dealers will be asked to sell as an extra.
3. Market-specific electrical configuration. Voltage and frequency, plug standard and pin-out, and the gas cylinder standard your market expects all have to be settled before production, not at the port.
4. Serviceable appliance brands. Ask whether the refrigerator, air conditioner, water heater and toilet are brands that exist in your market, and whether their parts can be cross-referenced locally.
5. As-built weights. The tare, payload and GTM figures you register the caravan under must come from your build sheet, not from a general model description.
6. Production timing and ex-works date. Production is typically quoted in days to a few weeks depending on configuration and order volume, so ask for the scheduled completion date rather than a duration.
7. Destination compliance. Certification and registration are the importer's responsibility in most markets, and some processes can only run after the unit is built. Confirm the sequence early so that paperwork never holds the container.
8. Spare parts for the fitted systems. Brake components, cassette toilet consumables, pump and heater spares and the breakaway battery belong in the first order, because the first order is the cheapest moment to stock them.

Placing a 21ft beside 19ft and 22ft

Most importers who carry a family model also carry a unit either side of it.

• A 19ft caravan suits couples and long-distance travellers who want comfort and storage without the family footprint and the heavier tow vehicle.
• A 21ft family unit is the volume family choice, with 5 to 6 berths and the equipment level families expect for extended travel.
• A 22ft model sits at the premium end, for buyers who prioritise maximum interior space and specification.

The right answer for your market depends on the tow vehicles your customers own, the storage space your dealers have, and which segment currently has no credible offering where you sell. Order the combination that covers those gaps, not the combination that looks best on paper.

Frequently asked questions

How many people can sleep in a 5 berth off-road caravan?

Five, normally as a main bed plus additional berths or a convertible lounge, and a 21ft model can also be specified with 6 berths. How comfortable that is depends on the ages of the travellers and on how the berths are formed, so confirm the layout drawing rather than the berth number alone.

Is a 21ft caravan too large to ship or to tow?

It is manageable, but it is no longer a light unit. Large caravans of this size normally ship one unit per 40-foot flat rack, and towing calls for a full-size 4×4 with an appropriate tow rating. Buyers in this segment generally expect both, which is why the model sells to committed travellers and to rental operators rather than to first-time buyers.

Can a 21ft model be ordered with a 6 berth layout?

Yes on a documented build. Berth layouts across the size range can be adjusted within the manufacturer's engineering capability, and final designs are subject to technical evaluation. Confirm the layout drawing and the sleeping dimensions before you commit the order.

Should an importer order a family caravan as the first model?

Rarely. A family model carries the most specification and the highest unit cost, which makes it a poor test of a new supply relationship. Most importers start with a mid-size model to validate quality, delivery and support, then add a family unit once they know how the factory performs.

A family caravan is the model customers ask for after they trust the product. Ordering it is the easy part; ordering the right berth layout, equipment level and market configuration is what decides whether it sells in your market or sits in the yard.

【 Go Back 】 | 【 Print 】