Multi-Temperature Truck Box

A multi-temperature truck box is a refrigerated truck body divided into two or three independent temperature zones using insulated bulkheads. Each zone has its own evaporator and temperature control, allowing a single truck to carry:

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Overview
Upgrade Options
Features
Technical Data
Construction

A versatile refrigerated truck box with independent chill and freeze zones. Perfect for supermarket consolidated distribution (dairy + ice cream) and catering supply chains (vegetables + frozen meat). One truck box serves two purposes.

Standard: High-strength front wall panel with FRP inner liner + aluminum outer skin, filled with high-density polyurethane foam. Protective barrier between cab and cargo body.
Upgrade Options:

Roof fairing / wind deflector (fuel saving)
Stainless steel front impact guard
Front service door (easy access to reefer unit)

Standard: Single swing door on left or right side. Aluminum frame, EPDM rubber seal, anti-theft lock.

Upgrade Options:

Dual side doors (left + right)
Sliding side door (space-saving)
Full-height side door (forklift compatible)
Stainless steel hinges + heavy-duty lock
Side door with inspection window

Standard: Steel subframe + marine plywood floor + anti-slip aluminum tread plate surface. Integrated drain channels.

Upgrade Options:

All-aluminum floor (lightweight)
Stainless steel floor (corrosion-resistant, easy to clean)
Heavy-duty floor (forklift & pallet jack compatible)
Floor heating system (for freezer bodies – prevents ice buildup)
Integrated drainage system

Standard: Aluminum or steel rear door frame integrated into body structure. Double rubber seal design.

Upgrade Options:

Stainless steel rear frame (higher strength)
Oversized frame (for large pallet access)
Corner impact protectors
Heated door seals (for freezer bodies)

Standard: Steel rear bumper, black painted, bolted to subframe.

Upgrade Options:

Hot-dip galvanized rear bumper
Stainless steel rear bumper
Rubber impact blocks
Integrated step (easy cab access)

Standard: Interior LED ceiling lights (12V), rear warning lights, pre-installed wiring harness.

Upgrade Options:

24V electrical system (for European trucks)
Multiple interior LED light strips
Exterior side lighting
Backup camera wiring interface
Multiple power outlets
USB charging ports (connected to cab)

Standard: One-piece aluminum or FRP roof panel, polyurethane foam insulation, FRP inner ceiling liner.

Upgrade Options:

Reinforced roof (walkable for maintenance)
Integrated roof gutters
Skylight or roof vent
Roof-mounted reefer unit bracket
Solar panel system (auxiliary power)

Standard: None (structural for retrofit)

Upgrade Options:

Hydraulic tail lift – capacities from 500kg to 3000kg
Types: Tuck-away, column, cantilever, slider
12V or 24V hydraulic pump
Remote control operation
Anti-slip platform
Impact protection corners

Standard: Steel subframe bolted to body floor. Compatible with major truck chassis (Dongfeng, Sinotruk, Foton, Volvo, MAN, Mercedes-Benz, etc.)

Upgrade Options:

Hot-dip galvanized anti-corrosion treatment
Lightweight aluminum subframe
Quick-release mounting system
Rubber vibration dampening pads

Standard: White aluminum outer skin, polyurethane foam insulation, FRP or aluminum inner liner. Rounded aluminum edge trim on all corners.

Upgrade Options:

Colored aluminum or custom paint (company logo available)
Stainless steel outer skin (higher strength)
Scratch-resistant coating
Reinforced corner posts (stacking strength)

Standard: Pre-drilled mounting points on side walls for E-Track or cargo tie-downs.

Upgrade Options:

E-Track horizontal rails (single or multiple rows)
Ratchet straps and cargo belts
Adjustable cargo bulkhead (movable partition)
Wall impact guards
Shelf mounting brackets

Standard: Pre-installed mounting interface for refrigeration unit. Pre-routed refrigerant line passages and electrical wiring.

Upgrade Options:

Pre-installed reefer unit mounting bracket
Multi-temperature zone system (2 or 3 independent zones)
Standby power connection (parking mode cooling)
Remote temperature monitoring system
Compatible with Thermo King, Carrier Transicold, Huasu units

Standard: Double swing doors (left and right opening). Aluminum door panels, EPDM rubber seals, anti-theft locking rods.

Upgrade Options:

Roll-up door (fast opening, space-saving)
Full-opening rear doors (maximum clearance)
Rear doors with inspection windows
Stainless steel door hinges
Electric or pneumatic door assist
Heated rubber seals (freezer bodies)

Standard: FRP inner liner, light-colored easy-clean surface, radiused corners for hygiene.

Upgrade Options:

Stainless steel inner liner (food-grade, corrosion-resistant)
Aluminum tread plate liner
Impact-resistant wall guards
Ventilated floor channels (improves cold air circulation)
Insulated strip curtains (reduces cold air loss)

Standard: None (mounting points预留)

Upgrade Options:

Single or double-tier aluminum shelving
Adjustable height shelving
Drawer-type shelving (for quick picking)
Short shelving paired with side doors
Stainless steel food-grade shelving

Standard: High-density polyurethane (PUR) foam, thickness 60mm, thermal conductivity ≤0.025 W/(m·K). Suitable for refrigerated applications (-10°C to +20°C).

Upgrade Options:

Thickness upgrade: 80mm or 100mm (lower thermal conductivity)
High-density insulation (50+ kg/m³)
VIP (Vacuum Insulation Panel) – ultra-thin, high efficiency
Freezer-grade insulation (rated for -30°C)
Thermal bridge-free construction

Key Features:

Independent dual-temperature zones: Chill 2°C~8°C / Freeze -10°C~-30°C
Independent temperature display and settings for each zone
Flexible partition ratio: 50:50, 60:40, 70:30, or customized
High-density polyurethane insulation partition panel prevents temperature crossover

Product Specifications

Parameter	12ft	14ft	16ft	20ft
Internal Length	3600mm	4200mm	4800mm	6000mm
Chill Zone Volume	~9m³	~10.5m³	~12m³	~15m³
Freeze Zone Volume	~9m³	~10.5m³	~12m³	~15m³
Chill Temperature	+2°C~+8°C	+2°C~+8°C	+2°C~+8°C	+2°C~+8°C
Freeze Temperature	-25°C~-10°C	-25°C~-10°C	-25°C~-10°C	-25°C~-10°C

Component	Material	Features
Outer skin	White aluminum (0.8–1.2mm)	Corrosion-resistant, easy to clean
Inner liner	FRP (fiberglass reinforced plastic)	Food-grade, impact-resistant, easy to sanitize
Core insulation	High-density polyurethane foam	Seamless injection molding – no thermal bridges
Floor	Aluminum tread plate or FRP	Anti-slip, integrated drain channels
Door seals	EPDM rubber	Air-tight, flexible, long-lasting