KALIBR 23.30 REV.1 is the evolution of my very first RTA.

Built on the same philosophy of precision, consistency and reliability, REV.1 introduces a series of refinements designed to further improve the overall user experience.

Every detail has been carefully reviewed, resulting in even tighter tolerances, enhanced finishing and improved manufacturing consistency.

Key features

• Dimensions: 23 mm diameter, 30 mm height (without drip tip)
• Capacity: approx. 4.5 to 4.6 ml (depending on configuration)
• Precise airflow adjustment: a secondary setting helps smooth the airflow and reduce noise
• Interchangeable airflow inserts for fine tuning
• Included: 1.2 / 1.5 / 1.8 / 2.0 / 2.5 / 2.8 / 3.0 / 3.5 mm
• Improved manufacturing process for perfect airflow pin alignment
• Enhanced machining tolerances and finishing quality
• Optimized negative post design for easier wire trimming during installation
• Quick access to the coil and refill thanks to the quarter-turn system
• Coil access possible without emptying the tank
• Juice flow control (open / close)
• Two chambers included:
  • Dome (for sweet and fruity liquids)
  • Staircase (for tobacco and classic profiles)
• Air inlet orientation on the mod via the base (7 positions)
• Two tanks included to switch between 3 different designs
• Designed by Kaser, with direct support

Official authentication

Each unit comes with access to an official authentication system.

Scan your product or enter your code on auth.kaser-mods.com to access its authenticity certificate, register ownership and securely transfer it if needed. ✅

What's new in REV.1

• Perfect alignment between airflow pins and base airflow
• Improved machining tolerances
• Enhanced overall finishing
• Easier coil installation and wire trimming
• Greater manufacturing consistency

KALIBR 23.30 REV.1. Refined by experience.
Calibrated for precision.