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Supermarket & Retail Kitchens

Semi-Hermetic Piston Condensing Unit for Commercial Refrigeration

  • Fresh
  • Durable
  • Customizable

A compact refrigeration condensing unit combining a semi-hermetic reciprocating compressor, condenser, liquid receiver and control components for medium- and low-temperature cold storage and commercial cooling systems.

  • Compressor Type Semi-hermetic reciprocating piston
  • Operating Application Medium- and low-temperature refrigeration
  • Semi-Hermetic Compressor Design
  • Designed for Medium and Low Temperatures
  • Integrated Refrigeration Components
  • Flexible System Matching
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  • Flexible Installation
  • Chilled or Frozen Transport
  • Portable Design
  • Power Flexibility
Semi-Hermetic Piston Condensing Unit for Commercial Refrigeration Get a Quote
Overview

A Practical Condensing Solution for Cold Storage and Commercial Cooling

A semi-hermetic piston condensing unit is designed to provide the compression and heat-rejection functions required by a refrigeration system. The reciprocating compressor raises refrigerant pressure, while the condenser rejects heat and allows the refrigerant to condense before it returns through the rest of the refrigeration circuit. With a compact component arrangement, this type of unit can be integrated into systems serving cold rooms, food handling areas, and commercial refrigerated display equipment.

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Containerized cold room being crane-lifted onto a concrete base at a distribution site

  • Semi-Hermetic Reciprocating Compression

    The piston compressor uses reciprocating motion to compress refrigerant. Its semi-hermetic construction integrates the motor and compressor within a common housing, helping keep the overall assembly compact while allowing service procedures appropriate to the selected model.

  • Heat Rejection Through the Condenser

    The condenser transfers heat from the refrigerant to the surrounding air or the specified cooling medium. Condenser selection should account for the design ambient temperature, required capacity, airflow or water conditions, and available installation space.

  • Liquid Receiver and Refrigerant Circuit

    A liquid receiver may be included to hold refrigerant inventory and support stable liquid supply to the downstream circuit. The receiver size and the rest of the refrigerant-side components must be matched to the refrigerant and system design.

  • Suitable Applications

    Typical applications include walk-in cold rooms, food storage facilities, supermarket refrigeration and food-processing support areas. The appropriate unit depends on whether the system is intended for chilled or frozen products and on the required operating conditions.

  • Protection and Control

    Control and protection components help manage normal operation and respond to selected abnormal conditions. Available protection functions vary by configuration, so buyers should confirm the exact electrical controls, safety devices and monitoring options for the model being quoted.

Specifications

Technical Specifications

Reference configuration for the two standard sizes. Dimensions, refrigeration capacity and electrical supply are confirmed for each project in the quotation drawing.

Item

Specification / Confirmation Required

Product Type

Semi-hermetic piston condensing unit

Compressor Type

Semi-hermetic reciprocating piston compressor

Main Components Described

Compressor, condenser, liquid receiver and control system

Temperature Application

Medium- and low-temperature refrigeration; exact range to be confirmed

Refrigerant

Confirm supported refrigerant for the selected model

Cooling Capacity

Confirm at specified evaporating and condensing conditions

Power Supply

Confirm voltage, phase and frequency

Dimensions and Weight

Confirm for the selected model

Control and Protection Options

Confirm included functions and optional accessories
Configurations

Configured Around
What You Store

Choose the temperature version first, then add the upgrades your site and product need. Every option is built and tested in the factory, not retrofitted on site.

  • 0 → +15 °C

    Chilled Storage

    Fruit, vegetables, flowers, dairy and beverages — humidity-friendly air distribution.

    01
  • −18 → −25 °C

    Frozen Storage

    Meat, seafood, ice cream and frozen food, with heated door frames and pressure relief.

    02
  • Down to −40 °C

    Blast Freezer

    High-capacity unit and airflow for fast pull-down of fresh product to core temperature.

    03
  • Chill + Freeze

    Dual-Zone Room

    An insulated partition splits a 40HQ into two rooms, each with its own refrigeration.

    04
For an Accurate Quotation, Please Provide:

Based on this information, the cold storage box and refrigeration configuration can be matched to the buyer’s vehicle and operating conditions.

  • Required internal or external box dimensions
  • Required storage temperature
  • Type of products to be transported
  • Vehicle type and cargo area dimensions
  • Required quantity
  • Available power supply
  • Daily operating time
  • Local ambient temperature
  • Required battery or solar configuration
Applications

Where It Works Best

The Portable Cold Storage Box for Tricycles, Vans & Pickup Trucks is suitable for transporting and storing temperature-sensitive products such as:

How We Deliver

From Inquiry to Cold Storage

  1. 01

    Requirement Review

    Product, target temperature, daily loading and site power supply.

  2. 02

    Design & Quotation

    Heat-load calculation, layout drawing and a configured quotation.

  3. 03

    Production & Testing

    Built in our factory and pull-down tested before it is released.

  4. 04

    Shipping & Documents

    Ships as a standard container with export and customs paperwork.

  5. 05

    Start-Up Support

    Remote commissioning guidance and long-term spare parts supply.

FAQ

Frequently Asked Questions

  • What is a piston condensing unit used for?

    It is used in refrigeration systems that require refrigerant compression and heat rejection, including cold rooms, food storage facilities and some commercial refrigeration installations.

  • Can this unit be used for both chilled and frozen storage?

    Potentially, depending on the selected compressor, refrigerant, evaporating temperature and system design. Confirm the required room temperature and cooling load before choosing a model.

  • Which refrigerant does the unit use?

    The compatible refrigerant depends on the specific configuration. Ask the supplier to confirm the approved refrigerant and the corresponding operating limits for the quoted model.

  • How do I select the correct capacity?

    Provide the room dimensions, target temperature, product type and loading schedule, insulation details, door-opening frequency, ambient conditions and power supply. A refrigeration calculation should be used to select the capacity.

  • What information should be confirmed before ordering?

    Confirm cooling capacity at the stated operating conditions, refrigerant, compressor model, condenser type, electrical data, dimensions, protection functions, accessories and applicable compliance requirements.

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