USB Communications Cable for Nephelometer Back Catalog number: 297-0012-01 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 298-0031-01-R Single Unit Replacement Power Adapter only, USB Price on request 811-0944-03-R GilAir Plus, STP to STP BlueTooth and Motion Upgra Price on request 611-0901-01-R Dual Manifold High Flow Splitter only, Bottom Acce Price on request