The Uwell Crown IV Tank is a high-performance sub-ohm tank engineered for exceptional flavour and dense vapour production. Designed with premium stainless steel construction and advanced self-cleaning technology, The Uwell Crown IV Tank delivers smooth airflow and consistent performance — making it ideal for Direct-to-Lung (DTL) users seeking powerful and reliable vaping.

Key Features

Sub-ohm performance — designed for rich flavour and thick vapour clouds
Self-cleaning technology — reduces condensation and minimises leakage
Compatible with Crown IV coils — mesh and standard coil options available
Adjustable bottom airflow — smooth and precise draw control
Quarter-turn top-fill design — quick and mess-free refilling
Durable stainless steel construction — robust and premium build quality
510 connection — compatible with most vape mods

Specifications

Tank Capacity: 2 ml (TPD compliant version)
Coil Compatibility: Uwell Crown IV coils
Thread Type: 510 connection
Airflow: Adjustable bottom airflow
Filling System: Quarter-turn top-fill
Vaping Style: Direct-to-Lung (DTL)

Wholesale & Retail Benefits

High-repeat coil sales — Crown IV coils drive recurring revenue
Strong brand recognition — Uwell known for flavour-focused performance
Premium sub-ohm category — appeals to experienced users
Cross-sell opportunity — pairs with high-wattage mods and high-VG e-liquids

Usage Tips

Prime the coil before first use and allow 5–10 minutes after filling.
Start at the lower end of the recommended wattage range and increase gradually.
Use high-VG e-liquids for optimal sub-ohm performance.
Ensure the tank is securely attached via the 510 connection.
Replace the coil when flavour or vapour production decreases.