Stop wasting refrigerant. Find the exact leak the first time.
UV DyeCharge Pro is a highly concentrated fluorescent yellow dye made specifically for R134a automotive air conditioning systems. It installs just like refrigerant and circulates through your A/C system to expose leaks fast and clearly.
This is the same color dye most vehicle manufacturers use at the factory, making it trusted, proven, and easy to identify under UV light.
🔧 What This Product Does
✔ Pinpoints refrigerant leaks quickly
✔ Circulates with system oil for full coverage
✔ Glows bright under UV black light
✔ Helps eliminate repeated recharge guesswork
✔ Works in full-size cars and trucks
One 4 oz can is enough for a complete automotive system.
💡 Why Choose UV DyeCharge Pro?
💛 Highly Concentrated Fluorescent Yellow Dye
Bright, easy to detect, and visible under UV light (sometimes even to the naked eye).
🚗 Made for R134a Automotive Systems
• 134a-style top
• Designed for automotive A/C applications
• Installs the same way as refrigerant
🛢 Fully Oil Compatible
• Mineral oil
• Ester oil
• PAG oil
⚡ Gas Propelled
Quick, clean, and easy installation.
🔦 For Best Leak Detection Results
For maximum visibility, use with:
👓 UV Glasses – Part #3565
🔦 Black Light – Part #3525
Using proper UV tools ensures precise and professional leak detection.
⚠️ Important Notes
❌ DO NOT use in ammonia systems
❌ DO NOT use in CO₂ systems
❌ Cannot be added to a fully charged system
🚫 Cannot ship to Alaska or Hawaii
🚫 Cannot be exported internationally (except pallet quantities)
🛠 Directions for Use
Read all warnings before use. Use caution as with any flammable product.
1️⃣ Shake can well
2️⃣ Install can tap valve and charging hose
3️⃣ Connect to LOW pressure side ONLY
4️⃣ Invert can
5️⃣ Install entire contents
6️⃣ Fill system to manufacturer’s specified pressure
7️⃣ Run compressor to circulate dye
8️⃣ Dispose of empty can according to local regulations
✔ Ideal For
• Automotive A/C diagnostics
• Locating slow refrigerant leaks
• Professional repair shops
• DIY vehicle maintenance