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Ratchet Wrench



DSZH CT-122 & CT-123 A/C Ratchet Wrench

Compact multi-size ratchet wrench designed for air-conditioning, refrigeration and HVAC/R service work – available in two 4-way size combinations.

CT-122 CT-123 4-Way Ratchet Wrench HVAC/R Service Tool

🔧 DSZH A/C Ratchet Wrench

The DSZH A/C Ratchet Wrench is a compact multi-size service wrench designed for technicians working with air-conditioning and refrigeration equipment.

Instead of carrying several individual service wrenches, the multi-ended design provides four useful sizes in one hand tool, helping technicians perform common HVAC/R service and maintenance tasks more conveniently.

Two models are available: CT-122 and CT-123. Each model provides a different combination of wrench sizes, allowing technicians to choose according to the service connections and equipment they commonly encounter.

🔍 Available Models & Sizes

CT-122

4-Way A/C Ratchet Wrench

A compact four-size ratchet wrench for HVAC and refrigeration service applications.

Available Sizes:

✓ 3/16″
✓ 1/4″
✓ 5/16″
✓ 3/8″

CT-123

4-Way A/C Ratchet Wrench

Alternative size combination including larger 1/2″ and 9/16″ wrench sizes.

Available Sizes:

✓ 3/16″
✓ 1/4″
✓ 1/2″
✓ 9/16″

⭐ Key Features

🔄 Ratcheting Operation

The ratchet-style mechanism allows repeated turning without having to completely remove and reposition the wrench after every movement.

4️⃣ Four Sizes in One Tool

Each model combines four wrench sizes into one compact HVAC/R service tool.

🧰 Compact & Portable

Convenient to carry in an air-conditioning or refrigeration technician's service toolbox.

✋ Manual Operation

No electricity, battery, charger or external power supply is required.

❄️ HVAC/R Service Application

Designed as an A/C ratchet wrench for servicing compatible refrigeration and air-conditioning equipment.

🔧 Two Size Combinations

CT-122 and CT-123 provide different size combinations to cover a broader range of service requirements.

💡 Why Use an A/C Ratchet Wrench?

Refrigeration and air-conditioning equipment can contain service components located in areas where repeatedly removing and repositioning a conventional wrench is inconvenient.

⚡ Faster Repetitive Turning

The ratcheting mechanism can make repetitive turning more convenient in compatible service applications.

📦 Fewer Individual Tools

Four sizes are combined into one tool, reducing the number of separate service wrenches required.

🤏 Useful in Limited Space

The compact wrench format is practical for HVAC/R equipment where working space may be restricted.

🛠️ Everyday Service Tool

Suitable for keeping in a technician's toolbox for regular air-conditioning and refrigeration work.

❄️ Suitable HVAC/R Applications

🌬️ Air Conditioning Service

Useful for compatible service connections and components encountered during A/C maintenance.

🧊 Refrigeration Systems

Suitable as a general hand tool for compatible commercial refrigeration servicing applications.

🏪 Cold Room Equipment

Practical for technicians performing cold room refrigeration maintenance and service work.

🔧 Installation & Maintenance

Useful for HVAC/R installers, service technicians and maintenance teams.

✅ Practical Value for HVAC/R Technicians

4-in-1 Convenience

Multiple wrench sizes in one tool provide a convenient alternative to carrying several individual wrenches.

Easy Model Selection

Simply select CT-122 or CT-123 according to the wrench sizes required for your application.

Portable Hand Tool

Compact design makes it suitable for field servicing and mobile HVAC/R technicians.

Simple Mechanical Design

Manual ratcheting operation requires no power source and is straightforward to use.

A/C Ratchet Wrench Supplier Malaysia

RNA Engineering & Trading Sdn Bhd supplies DSZH CT-122 and CT-123 A/C Ratchet Wrenches for air-conditioning, refrigeration, cold room and HVAC/R service applications.

Contact our sales team for ratchet wrenches, refrigeration hand tools and HVAC/R service equipment.



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