The Pfeiffer 3G Collector is a high-performance ion source collector designed for maintenance and replacement in Pfeiffer mass spectrometers and helium leak detectors. It is compatible with a wide range of Pfeiffer models, including ASM340W, ASM340D, ASM340I, ASM310, ASM380, ASM390, and ASM392. This collector ensures precise ion and electron collection, enhancing the accuracy and longevity of your detection systems. Its durable construction and easy installation make it an ideal choice for routine maintenance and repairs. Ideal for laboratory, industrial, and research environments, this replacement part is a must-have for ensuring the optimal performance of your Pfeiffer helium leak detectors and mass spectrometers.