CITIMAX 280 Technical Specifications and Configuration Guide

23, Sep. 2026

 

CITIMAX 280 Technical Specifications and Configuration Guide

The CITIMAX 280 should be configured according to the vehicle body, cargo temperature, operating duty cycle, and installation environment rather than selected by model name alone. In practice, I recommend confirming the official technical datasheet, vehicle voltage, mounting arrangement, cooling requirement, and service conditions before placing an order. ACOOLER can help buyers compare the required configuration, prepare a supply quotation, and coordinate export-ready documentation for truck refrigeration and emergency vehicle applications.

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This guide explains which specifications matter, how to match the CITIMAX 280 with a vehicle, and what information a supplier needs to provide an accurate recommendation. It does not replace the manufacturer’s latest datasheet, because final cooling performance and compatibility depend on the complete vehicle and installation design.

Who This Guide Is For

This guide is intended for fleet managers, refrigerated truck body builders, emergency vehicle integrators, distributors, importers, and procurement teams sourcing the CITIMAX 280. It is also useful for buyers comparing replacement units with new vehicle refrigeration installations. The information is especially relevant when the buyer must confirm configuration before requesting a formal quotation.

Different users may prioritize different specifications. A food distributor may focus on temperature stability and service access, while an emergency vehicle builder may prioritize compact installation, reliable power supply, and integration with the vehicle body. I therefore recommend treating the CITIMAX 280 as part of a complete refrigeration system rather than as an isolated component.

What the CITIMAX 280 Configuration Must Define

Cooling Duty and Cargo Temperature

The first question is whether the vehicle transports chilled products, frozen products, or temperature-sensitive non-food cargo. Typical planning references include approximately 0°C for chilled goods and approximately -18°C for frozen goods, but these are cargo targets, not guaranteed CITIMAX 280 operating results. The required unit performance must be confirmed against ambient temperature, body insulation, door-opening frequency, product temperature, and loading pattern.

Buyers should distinguish between pull-down cooling and temperature maintenance. A unit that maintains pre-cooled cargo may not be suitable for rapidly lowering the temperature of warm cargo. I recommend providing the supplier with the desired cargo temperature range, the loading temperature, and the required pull-down time so the configuration can be reviewed realistically.

Vehicle and Body Compatibility

Vehicle compatibility includes more than physical dimensions. The installer should verify the available mounting area, condenser airflow, evaporator clearance, exhaust routing where applicable, vehicle voltage, control location, and access for routine maintenance. A 12 V or 24 V vehicle electrical system should never be assumed from the product name; it must be checked against the vehicle and the selected configuration.

The refrigerated body also affects the result. Body length, internal volume, wall thickness, door design, floor construction, and partition arrangement all influence the cooling load. For an emergency vehicle, additional factors may include medical equipment heat, frequent door opening, standby operation, and the need to preserve access around cabinets or working areas.

Installation and Control Arrangement

A complete specification should identify the mounting method, evaporator position, condenser position, refrigerant circuit arrangement, control interface, and any required protective components. Buyers should request an installation drawing or dimensional confirmation before production begins. This step can reduce the risk of interference with body frames, doors, fuel systems, batteries, or emergency equipment.

The control arrangement should match the operator’s workflow. Important questions include where the display is installed, whether alarms are available, how defrost is managed, and how the system is checked during pre-trip inspection. ACOOLER can help organize these questions into a configuration checklist for communication with the manufacturer or installer.

CITIMAX 280 Technical Specification Checklist

The following table shows the information I recommend confirming in writing. The exact values should come from the current product documentation and the approved vehicle installation design.

Specification area Information to confirm Why it matters
Cooling application Chilled, frozen, multi-temperature, or specialized cargo Determines the required operating range and cooling duty
Electrical system Vehicle voltage, current demand, protection, and wiring requirements Prevents electrical incompatibility during installation
Physical installation Mounting dimensions, clearances, condenser and evaporator locations Confirms that the unit fits the body and remains serviceable
Operating conditions Ambient temperature, duty cycle, route profile, and door-opening frequency Supports a more realistic cooling assessment
Service requirements Maintenance access, replacement parts, manuals, and warranty terms Influences long-term operating cost and fleet uptime

How to Select the Right Configuration

Step 1: Define the Vehicle and Cargo

Start with the vehicle model, body dimensions, internal volume, insulation construction, and intended cargo. Record whether the body is newly manufactured or already in service, because a replacement project may have different mounting and control constraints. Also provide the expected route temperature and the number of loading doors.

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For an emergency vehicle, include the heat generated by installed medical, communication, or electrical equipment. For a standard refrigerated truck, include pallet layout, product density, and the expected time between loading and delivery. These details help the supplier distinguish a basic temperature-maintenance requirement from a more demanding continuous-duty application.

Step 2: Confirm the Performance Requirement

Next, define the target temperature range and the operating objective. A buyer should state whether the unit must maintain pre-cooled cargo, support pull-down cooling, or operate during frequent door openings. If the requirement involves frozen cargo near -18°C, confirm that the proposed configuration is designed for that duty instead of inferring capability from the model number.

It is useful to provide at least 3 operating scenarios: normal route conditions, high-ambient operation, and maximum loading or door-opening conditions. This creates a clearer basis for supplier review than a single nominal temperature. The final selection should be supported by the manufacturer’s performance data for the relevant ambient and body conditions.

Step 3: Review Installation Risk

Ask for dimensional drawings, mounting guidance, electrical requirements, and service clearances before approving the order. Verify that the condenser will receive adequate airflow and that the evaporator will distribute air without being blocked by cargo or interior equipment. Inadequate airflow or poor installation can reduce practical performance even when the refrigeration unit itself is correctly selected.

Step 4: Confirm Supply and After-Sales Support

A procurement review should cover more than the unit price. Confirm the scope of supply, packaging, manuals, spare parts availability, warranty procedure, lead time, inspection arrangements, and export documents. For fleet buyers, I also recommend asking how technical questions will be handled after delivery and whether replacement components can be sourced through the supplier.

Common Configuration Mistakes

  • Choosing by model number alone: “280” identifies the product model, but it does not by itself define every cooling, electrical, or installation parameter.
  • Ignoring body insulation: Poor insulation, thermal bridges, or damaged door seals can create a cooling load that exceeds the original design assumption.
  • Confusing maintenance with pull-down cooling: Temperature maintenance and rapid cooling require different performance evaluations.
  • Leaving voltage unconfirmed: Vehicle electrical compatibility must be checked before shipment and installation.
  • Underestimating service access: A compact installation is not suitable if technicians cannot safely inspect or replace serviceable components.

Another common mistake is comparing quotations that do not have the same scope. One offer may include controls, mounting components, documentation, or spare parts while another may list only the main refrigeration unit. I recommend asking each supplier to state inclusions and exclusions line by line so the comparison reflects the actual delivered solution.

Pricing, MOQ, and Lead-Time Considerations

CITIMAX 280 pricing can vary according to configuration, quantity, destination, packaging, installation accessories, and shipping terms. A single replacement unit and a fleet order may require different commercial treatment, so buyers should provide the intended quantity at the quotation stage. If the project involves several vehicle bodies, a phased delivery schedule may be more practical than one large shipment.

Lead time should be confirmed in writing after the configuration is approved. It can be affected by production scheduling, accessory availability, inspection requirements, and export preparation. Buyers should also allow time for vehicle installation, commissioning, and any documentation review instead of treating the product lead time as the complete project schedule.

How ACOOLER Supports CITIMAX 280 Sourcing

As an experienced refrigeration equipment supplier and exporter, ACOOLER supports buyers by organizing the technical information required for a clear quotation. We can review the vehicle type, body application, cargo temperature, electrical system, installation constraints, quantity, and destination before recommending a supply approach. Where a parameter requires manufacturer confirmation, we present it as a point for technical verification rather than making an unsupported promise.

Our support can include configuration communication, product and packing coordination, commercial quotation preparation, export documentation, and shipment planning. For distributors and vehicle builders, a structured specification sheet can also help standardize repeat orders. This reduces avoidable differences between the first unit and later fleet purchases.

Key Takeaways

  • The CITIMAX 280 should be selected according to cargo temperature, body size, ambient conditions, and duty cycle.
  • Confirm vehicle voltage, mounting dimensions, airflow, control arrangement, and service clearances before ordering.
  • Use approximately 0°C and -18°C only as application reference points; verify actual unit performance in the official technical documentation.
  • Compare quotations by total scope, including accessories, documents, spare parts, warranty handling, and delivery terms.
  • Provide at least 3 operating scenarios when requesting a technical recommendation.

Conclusion: The Next Step for Your CITIMAX 280 Project

The correct CITIMAX 280 configuration is the one that matches the vehicle, refrigerated body, cargo requirement, and service plan as a complete system. Before placing an order, prepare the vehicle information, target temperature, body dimensions, voltage, operating conditions, quantity, and destination. Then ask the supplier to confirm technical compatibility and clearly identify any parameters that require final manufacturer approval.

ACOOLER can assist with this pre-order review and provide a practical B2B quotation based on your project details. Send us the vehicle and cargo information, required quantity, delivery destination, and any existing installation drawings so we can help you move from a model reference to a documented CITIMAX 280 supply configuration.

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