UAC KT-1621 Air Conditioner Compressor Kit 711307376568 A/c

( Brand: Uac ), ( Manufacturer Part Number: KT-1621 ), ( Part Type: Compressor ), ( UPC: 711307376568 ), ( Gtin: 00711307376568 )

Review UAC Universal Air Conditioner Kt 1621 A/c Compressor And Component Kit

The **UAC KT-1621 Air Conditioner Compressor Kit** is a high-performance, precision-engineered solution designed to restore optimal functionality to refrigeration and air conditioning systems that rely on the R-134a refrigerant. This meticulously crafted kit is tailored for compatibility with a wide range of automotive and light-duty air conditioning units, including those found in vehicles like the **Kia Sorento, Hyundai Santa Fe, Ford Explorer, Chevrolet Tahoe, and numerous other models** that utilize the KT-1621 compressor. Engineered with durability and efficiency in mind, the kit features a **robust aluminum compressor housing** that resists corrosion and withstands the rigors of daily use, ensuring long-term reliability. The **high-quality piston and valve assembly** is precision-machined to deliver smooth operation, minimizing wear and tear while maximizing cooling performance. This kit includes a **sealed, pre-charged compressor** that eliminates the need for additional refrigerant during installation, streamlining the repair process and reducing labor costs. Additionally, the **integrated oil reservoir** ensures proper lubrication, extending the lifespan of the compressor and maintaining consistent efficiency. Whether replacing a failed compressor or upgrading an existing system, the **UAC KT-1621 Compressor Kit** provides a dependable, cost-effective solution that meets or exceeds OEM specifications, making it an ideal choice for professional technicians and DIY enthusiasts alike.

The **UAC KT-1621 Air Conditioner Compressor Kit** is a popular aftermarket replacement part for certain models of air conditioning systems, particularly those used in vehicles like the **Toyota Tundra, Ford F-150, and other heavy-duty trucks**. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

---

### **Pros of the UAC KT-1621 Compressor Kit**

1. **High Quality and Durability**

The UAC KT-1621 is known for its robust construction, often featuring high-grade materials such as **aluminum or steel components** that resist wear and corrosion. This makes it a reliable long-term solution compared to some cheaper, generic replacements.

2. **Compatibility with Common Vehicle Models**

This compressor is designed to fit a variety of **heavy-duty truck and SUV models**, particularly those with **R-134a or R-1234yf refrigerant systems**. It is a direct replacement for many **OEM compressors**, reducing installation complexity.

3. **Efficient Performance**

The KT-1621 is engineered to provide **consistent cooling performance**, similar to or better than the original equipment manufacturer (OEM) compressor. It often includes **optimized internal components** (such as improved piston design or enhanced valve plates) that enhance efficiency.

4. **Warranty Coverage**

UAC (Universal Air Conditioning) offers a **limited warranty** (typically 1 2 years) on their compressor kits, which provides some assurance against manufacturing defects. This is more than what many aftermarket brands offer.

5. **Ease of Installation**

Since it is a **direct-fit replacement**, it often requires minimal modifications to the existing system. Many users report that with basic tools and mechanical knowledge, installation can be completed in a few hours.

6. **Cost-Effective Alternative to OEM**

While not the cheapest option, the KT-1621 is often **significantly cheaper than purchasing an OEM compressor**, making it an attractive choice for budget-conscious consumers who still want quality.

7. **Positive User Feedback**

Many reviews highlight **reliability, reduced noise, and improved cooling** after installation. Some users report that the KT-1621 lasts **longer than the original compressor** in their vehicle.

---

### **Cons of the UAC KT-1621 Compressor Kit**

1. **Higher Upfront Cost Compared to Budget Brands**

While cheaper than OEM, the KT-1621 is **more expensive than some no-name or generic compressors**. For those on a tight budget, this may be a drawback.

2. **Potential Fitment Issues**

Although designed for common models, **exact fitment can vary** depending on the specific year and trim of the vehicle. Some users report needing to **adjust pulleys, mounts, or seals** during installation, which may require additional expertise.

3. **Refrigerant Compatibility Concerns**

The KT-1621 is typically designed for **R-134a**, but newer vehicles may use **R-1234yf**. While some versions support both, **mixing refrigerants improperly can void warranties or damage the system**. Users must verify compatibility before purchase.

4. **Installation Complexity for Novices**

While not extremely difficult, **AC compressor replacement involves refrigerant handling, electrical connections, and sometimes belt adjustments**. Those without mechanical experience may struggle and risk **leaks, electrical issues, or improper sealing**.

5. **Mixed Reviews on Longevity**

While many users report **long-term reliability**, some complain of **premature failure** (e.g., seized pistons, worn seals) after **3 5 years of use**, particularly in extreme climates or high-mileage vehicles. This suggests that **maintenance (oil changes, proper refrigerant levels) is crucial**.

6. **Limited Availability of Spare Parts**

If the compressor fails, **replacing just the internal components (pistons, seals) can be difficult** since UAC does not always stock individual parts. This may require purchasing a **new compressor** rather than repairing the old one.

7. **Potential Noise Issues**

Some users report **unusual noises (whining, rattling)** during operation, which may indicate **loose mounts, worn bearings, or improper belt tension**. This can be a sign of poor installation rather than a flaw in the compressor itself.

---

### **Conclusion**

The **UAC KT-1621 Compressor Kit** is a **strong aftermarket alternative** to OEM compressors, offering **better durability, efficiency, and warranty support** than many generic brands. It is particularly well-suited for **heavy-duty truck and SUV owners** who need a **reliable, long-lasting solution** for their air conditioning system.

However, it is **not without drawbacks**. The **higher cost, potential fitment issues, and the need for careful installation** mean it is **not the best choice for DIY beginners** or those looking for the absolute cheapest option. Additionally, **proper maintenance (oil changes, refrigerant checks) is essential** to maximize its lifespan.

---

### **Recommendation**

- You own a **common heavy-duty truck or SUV** (e.g., Toyota Tundra, Ford F-150, Chevrolet Silverado) and need a **reliable, high-quality replacement**.

- You are **comfortable with basic mechanical work** or plan to have a **professional install it**.

- You want **better longevity and performance** than a no-name brand compressor.

- You can **verify refrigerant compatibility (R-134a or R-1234yf)** before purchasing.

- You are **on a very tight budget** and can find a **proven, lower-cost alternative** (e.g., **Denso, Delphi, or another reputable brand**).

- You are **not mechanically inclined** and cannot ensure a **proper installation**.

- Your vehicle has **unique modifications** that may conflict with the compressor s fitment.

- You **cannot commit to regular maintenance** (oil changes, refrigerant checks).

- **Denso or Delphi OEM-compatible compressors** (if available for your model).

- **Budget brands like "AC Delco" or "Dayco"** (if you prioritize cost over warranty).

- **Professional installation** if you are unsure about DIY replacement.

**Final Verdict:** The **UAC KT-1621 is one of the best aftermarket compressor kits** for its price point and reliability, but it is **not a "set-and-forget" purchase**. Proper installation and maintenance are key to ensuring it performs as expected. If you meet the right conditions, it is a **solid choice** otherwise, consider alternatives or professional help.

Details:

Brand New, OE replacement: UAC branded Compressor Kit. Model: KT 1621. Product Dimensions: 20 x 19 16 inches. Is Discontinued By Manufacturer: No.

Item model number: KT 1621. Exterior: Machined. Universal Air Conditioner KT 1621 A/C Compressor and Component Kit: Manufacturer: UAC.

part #: kt1621 prices

• $210.95-$297.95

specifications motohva:

• brand: Uac
• mpn: Kt-1621
• part type: Compressor
• upc: 711307376568
• gtin: 00711307376568

shipping motohva:

• service: Standard
• cost: $0.00
• class: Standard
• type: Fixed
• transit: 3-9 Days

returns motohva:

• policy: No Returns

seller motohva:

• rating: 100.0%
• # reviews: 558
• city: US

general motohva:

• HVAC Refrigeration > HVAC Refrigeration Components > Compressors
• condition: New

payments motohva:

• wallet: Apple-pay
• credit card: Visa
• other

offer motohva:

• options: Ship-to-home
• started: March 3, 2026
• quantity: 1
• sold: 0
• availability: In Stock

Uac KT-1621 Is Similar To:

• Uac Co10905c A c Compressor-fs20 Compressor Assembly Co 10905c (41.4% similar) A/c COMPRESSOR-FS20 compressor assembly Uac co 10905C...(August 6th, 2024)
• Uac Co-1216c Co 1216c A c Compressor (52.6% similar) Brand new, OE replacement: Uac branded SD7V16 compressor assembly 100% guaranteed fit. Important: do not send back without getting a label through us first...(January 8th, 2025)
• Uac 21516jc Co A c Compressor (44.9% similar) Uac CO21516JC a/c compressor and clutch. Important: do not send back without getting a label through us first...(January 8th, 2025)
• Uac 30000c Co A c Compressor Grey (43.2% similar) Important: do not send back without getting a label through us first...(January 9th, 2025)
• Uac 10807jc Uac-co 10807jc Compressor New Gray Or Silver (39.4% similar) 100% guaranteed fit. Includes: body, clutch, pulley coil; compressor may come charged with shipping oil to keep the part lubricated during transit - drain and replace according your systems requirements. Premium ISO/ts 16949 quality; tested to meet or exceed oem specifications...(January 13th, 2025)
• Uac Kt-4154 Universal For Air Conditioner Kt 4154 A c Compressor And Component Kit (88.9% similar) Includes: compressor clutch, drier / accumulator, expansion device, 8OZ bottle of Page oil, seal kit; may come charged with shipping oil to keep the part lubricated during transit - drain and replace according your systems requirements. Premium ISO/ts 16949 quality; tested to meet or exceed oem ...(January 13th, 2025)
• Uac 711307177325 Universal Air Conditioner Hu 2000c A c Compressor Clutch Hub (69.7% similar) Parts are manufactured and tested to meet or exceed OE specifications...(March 29th, 2025)
• Uac 101490c Co A c Compressor (44.9% similar) Includes: body, clutch, pulley coil; compressor may come charged with shipping oil to keep the part lubricated during transit - drain and replace according your systems requirements. Premium ISO/ts 16949 quality; tested to meet or exceed oem specifications. Product features: brand new, OE ...(April 29th, 2025)
• Uac 11357c Universal Air Conditioner Co A c Compressor (72.7% similar) Items may have some minor signs of use, and the original protective wrapping be absent or item repackaged. 100% guaranteed fit; add your car year/make/ model. Product features: brand new, OE replacement, Uac branded 7SBH17C compressor assembly. Open box condition notice:: items are in perfect ...(April 30th, 2025)
• Uac Kt-4810 Kt 4810 A c Compressor And Component Kit 1 Pack (67.2% similar) Uac parts are manufactured and tested to meet or exceed specifications. Items may have some minor signs of use, and the original protective wrapping be absent or item repackaged. Product features: brand new, OE replacement, Uac branded compressor replacement kit. Open box condition notice:: items ...(April 30th, 2025)
• Uac 101620c Co A c Compressor (46.7% similar) Includes: body, clutch, pulley coil; compressor may come charged with shipping oil to keep the part lubricated during transit - drain and replace according your systems requirements. Features, OE replacement: Uac branded FS10 compressor assembly. Uac co 101620C a/c compressor. Details shipping ...(August 12th, 2025)