MSA portable gas detection calibration kits 477150. Model RP Calibration Check Kits - Check Kit, Model RP, with 1.5 lpm regulator—complete. Simple, accurate calibration is easy with these economical, all-in-one kits. Choose from 14 different types for sensor and instrument calibration. Kits can accommodate 2 cylinders, regulators, tubing, accessories and instructions. All kits housed in a lightweight carrying case, making it convenient to carry everything directly to the sensor location or job site.

Features: Single-case solution for calibrating MSA gas sensors and gas detectors. Lightweight, rugged, and easy to transport and store. 14 calibration kits available to meet multiple calibration requirements.