The condenser is the powerhouse of your air conditioning system, responsible for rejecting heat from the refrigerant and ensuring cool, comfortable cabin air. The WG1642821074 ZCG condenser from HOWO is engineered to deliver maximum thermal exchange, efficient refrigerant liquefaction, and reliable operation even in extreme ambient temperatures. As a vital Howo/Sitrak truck parts component, this condenser features a parallel‑flow, multi‑channel design with high‑density corrugated fins, providing exceptional heat transfer while maintaining low air‑side resistance. Its robust aluminum construction and corrosion‑resistant coating ensure durability against road debris, salt, and vibration. Whether you are replacing a failed unit or upgrading your AC system, the WG1642821074 ZCG guarantees factory‑grade performance, rapid pulldown times, and sustained cooling capacity – making it the trusted choice for workshops and fleet operators worldwide.
The WG1642821074 ZCG condenser plays a pivotal role in the AC refrigeration cycle. It receives high‑pressure, high‑temperature refrigerant gas from the compressor and cools it using ambient air, causing it to condense into a liquid state. This phase change releases latent heat, and the efficiency of this process directly determines the overall cooling capacity of the system. A clogged, damaged, or undersized condenser leads to high head pressures, poor cooling, and premature compressor wear. HOWO has engineered this condenser with a parallel‑flow configuration that offers superior heat exchange compared to serpentine designs, with larger tube cross‑sections and more contact surface for the refrigerant. The result is faster heat rejection, lower discharge temperatures, and a more stable AC system – even when idling in traffic or climbing steep grades. With the WG1642821074 ZCG, you restore the original cooling power and extend the life of your entire AC system.
Max Cooling
Rapid Heat Rejection
Parallel Flow
High Efficiency
OEM Grade
Genuine HOWO
Corrosion Proof
Protected Fins
Accurate dimensional and performance data ensures correct application and installation. The WG1642821074 ZCG is manufactured to strict OEM standards, guaranteeing a perfect fit and optimal performance in your HOWO truck.
| Parameter | Specification | Detail |
|---|---|---|
| OEM Number | WG1642821074 ZCG | Exact Match |
| Part Name | condenser | HOWO Genuine |
| Brand | HOWO | Original Equipment |
| Application | HOWO T7H / A7 / Cabin AC | Front‑mounted |
| Type | Parallel‑flow, micro‑channel | High efficiency |
| Core Dimensions (H x W x D) | 450 x 600 x 30 mm | Compact, high density |
| Inlet/Outlet Fittings | Block‑style with O‑ring | Factory spec |
| Refrigerant | R134a / R1234yf compatible | Flexible |
| Max Operating Pressure | 25 bar (362 psi) | High burst margin |
| Material | Aluminum (3003) with anticorrosion coating | Lightweight, durable |
| Weight | 3.5 kg | Easy handling |
| Warranty | 12 Months | Manufacturer Guarantee |
The WG1642821074 ZCG condenser is manufactured using state‑of‑the‑art vacuum brazing technology, ensuring robust, leak‑free joints between the multi‑port tubes and the corrugated fins. The parallel‑flow design features up to 30% more tubes than traditional serpentine condensers, providing a larger cross‑sectional area for refrigerant flow and enhanced heat transfer. The high‑density louvered fins promote turbulent airflow, maximizing the exchange of heat with the ambient air while keeping air‑side pressure drop low – an important factor for cooling fan efficiency.
The entire core is coated with a hydrophilic and anticorrosion layer that prevents corrosion from road salts and moisture, while also promoting water shedding to reduce dirt accumulation. The inlet and outlet ports are machined to precise tolerances, ensuring a perfect seal with the AC lines. Each condenser undergoes a 100% helium leak test and a pressure test to verify its integrity before leaving the factory. This meticulous engineering guarantees that the WG1642821074 ZCG delivers consistent, high‑efficiency cooling over the life of your vehicle.
The WG1642821074 ZCG is specifically designed for HOWO heavy‑duty trucks, including T7H, A7, and derivative models equipped with the standard cabin air conditioning system. It mounts directly in front of the radiator or intercooler, with factory‑specified mounting brackets and fitting positions. Its dimensions and port locations match the original condenser, enabling a direct replacement without modifications to the vehicle’s structure.
This condenser is also compatible with many Sinotruk and other commercial vehicles that share the same cooling package layout. To confirm fitment, always verify the OEM number on your existing condenser. If it matches WG1642821074 ZCG, this component will integrate seamlessly. Keeping this condenser in your spare parts inventory ensures rapid AC repairs, reducing driver discomfort and minimising downtime during hot seasons.
HOWO T7H
Primary Fitment
HOWO A7
Also Compatible
Front Mount
Radiator Pack
Direct Replacement
No Mods
Replacing a degraded or clogged condenser with the WG1642821074 ZCG immediately restores the cooling capacity of your AC system. The increased heat exchange surface and lower refrigerant pressure drop allow the system to achieve lower evaporator temperatures, resulting in faster pulldown and more comfortable cabin conditions, especially during long drives under a scorching sun.
The improved efficiency also reduces the load on the compressor, leading to lower fuel consumption and extended compressor life. The anticorrosion coating ensures that the fins remain clear of debris and rust, preserving airflow and heat transfer for years. For fleet operators, a reliable condenser reduces AC‑related complaints and service interruptions, improving driver satisfaction and retention. By investing in the WG1642821074 ZCG, you ensure that your air conditioning system performs at its best, providing a consistently cool and dry environment for your drivers.
Replacing the WG1642821074 ZCG condenser is a moderately complex task. Begin by safely recovering the refrigerant from the AC system. Remove the front grille and any covers to access the condenser. Disconnect the refrigerant lines and remove the old condenser from its mounting brackets.
Clean the mounting area and inspect the radiator or intercooler for debris. Install the new condenser using the original brackets and hardware, ensuring that it is securely fastened and correctly aligned. Replace all O‑rings at the line connections with new ones lubricated with PAG oil. Reconnect the lines and torque the fittings to specification. Evacuate the system for at least 45 minutes to remove all air and moisture, then recharge with the correct refrigerant quantity. Start the engine and verify cooling performance and check for leaks with a leak detector. With careful installation, the WG1642821074 ZCG will provide many years of reliable cooling.
Pro Tip: When replacing the condenser, it is advisable to also replace the receiver‑drier and expansion valve to ensure the entire AC system is fresh and free from contaminants. The WG1642821074 ZCG is designed to work optimally with a clean, fully serviced system.
Genuine HOWO components are engineered to the highest standards, and the WG1642821074 ZCG condenser is no exception. Aftermarket condensers often use thinner aluminum, fewer cooling channels, or inferior coatings, leading to reduced performance, leaks, and short service life. HOWO’s condenser is manufactured using the same materials and processes as the original equipment, guaranteeing a perfect fit and reliable performance.
By choosing the WG1642821074 ZCG, you benefit from HOWO’s rigorous testing, including thermal cycling, pressure cycling, and vibration durability trials. This ensures that the condenser can withstand the extreme conditions of heavy‑duty trucking. Moreover, genuine parts are backed by a comprehensive warranty and supported by HOWO’s global network, giving you confidence in your purchase.
OEM Authentic
Factory Quality
Long Service
Extended Life
Global Standard
Trusted Worldwide
Q: Which vehicles use the WG1642821074 ZCG?
A: It is designed for HOWO T7H, A7, and other models with factory AC, as well as many Sinotruk trucks with the same condenser size and fitting.
Q: What are the signs of a failing condenser?
A: Reduced cooling performance, high compressor discharge pressures, visible oil traces or leakage, and debris blockage of the fins are common indicators.
Q: Can I clean the condenser instead of replacing it?
A: Minor debris can be removed with a soft brush or compressed air. However, if it is damaged, leaking, or severely corroded, replacement with a new WG1642821074 ZCG is the only reliable solution.
Q: How do I verify the correct part?
A: Check the OEM number on your existing condenser. If it matches WG1642821074 ZCG, this is the exact replacement. Consult your vehicle’s parts manual for confirmation.
Order your WG1642821074 ZCG Condenser today! Explore our complete selection of genuine HOWO and Sinotruk AC components at Howo/Sitrak truck parts and keep your cabin cool in any climate.
The WG1642821074 ZCG Condenser from HOWO is a testament to advanced thermal engineering and durable construction. By choosing this genuine component, you ensure that your air conditioning system delivers maximum cooling efficiency, even under the most demanding conditions. Whether you are a professional mechanic or a fleet manager, this condenser offers the performance and reliability required for modern heavy‑duty trucks. Trust HOWO – the benchmark for excellence in heavy‑duty truck components – and experience the difference that genuine quality makes.
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