20 of 1100 for sale, brand-new and used.

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Welcome - PPE & Sundries Sales Earplugs If you want to buy prodcuts of other modles or brands, please refer to left list

Welcome - PPE & Sundries Sales Earplugs If you want to buy prodcuts of other modles or brands, please refer to left list

Welcome - PPE & Sundries Sales Earplugs If you want to buy prodcuts of other modles or brands, please refer to left list 3M 1100 NNR 29

Welcome - PPE & Sundries Sales Earplugs If you want to buy prodcuts of other modles or brands, please refer to left list

Welcome - PPE & Sundries Sales Earplugs If you want to buy prodcuts of other modles or brands, please refer to left list

Welcome - PPE & Sundries Sales Earplugs If you want to buy prodcuts of other modles or brands, please refer to left list 3M 1100 NNR 29

Welcome - PPE & Sundries Sales Earplugs If you want to buy prodcuts of other modles or brands, please refer to left list 3M 1100 NNR 29

Welcome - PPE & Sundries Sales Earplugs If you want to buy prodcuts of other modles or brands, please refer to left list

Welcome - PPE & Sundries Sales Earplugs If you want to buy prodcuts of other modles or brands, please refer to left list

Welcome - PPE & Sundries Sales Earplugs If you want to buy prodcuts of other modles or brands, please refer to left list

Brand new Hamamatsu R6231 PMT Photomultiplier Tube that has been modified with a new 120 MegOhm Voltage Divider and CAP assembly with BNC connector. This setup works well with many battery operated survey meters and USB or battery powered High Voltage Bias Power Supplies. These PMTs work well with Ludlum meters, Gamma Spectacular HV Bias Drivers, and Theremino PMT adapter.

* * * Special * * * buy 4 kits, get one kit free * * * Hamamatsu R6233 PMT Photomultiplier Tube with Voltage Divider Kit, BNC Connector and Silicone Coupling Compound. This PMT KIT comes with everything you need to modify it with a modern resistor network. Once modified and combined with a scintillator, these PMTs make an excellent detector for use with Ludlum meters, Gamma Spectacular HV Bias Drivers, and Theremino PMT adapter.

* * * Special * * * buy 4, get one free * * * Hamamatsu R6233 PMT Photomultiplier Tube that has been modified with a new 120 MegOhm Voltage Divider and CAP assembly with BNC connector. This setup works well with many battery operated survey meters and USB or battery powered High Voltage Bias Power Supplies. These PMTs work well with Ludlum meters, Gamma Spectacular HV Bias Drivers, and Theremino PMT adapter.

* * * Special * * * buy 4, get one free * * * Hamamatsu R6233 PMT Photomultiplier Tube that has been modified with a new 120 MegOhm Voltage Divider and wire Leads. This setup works well with many battery operated survey meters and USB or battery powered High Voltage Bias Power Supplies. These PMTs work well with Ludlum meters, Gamma Spectacular HV Bias Drivers, and Theremino PMT adapter.

Super nice Hamamatsu R10133 PMT Photomultiplier Tube. This listing is for a PMT with the original Hamamatsu Voltage divider network replaced by a voltage divider

Super nice Hamamatsu R10133 PMT Photomultiplier Tube. This listing is for a PMT with the original Hamamatsu Voltage divider network installed, but comes with my

Super nice 2" Hamamatsu R10131 PMT Photomultiplier Tube. This listing is for a PMT with the original Hamamatsu Voltage divider network replaced by a voltage divider for more common use in stand alone scintillator detectors. I then add a Cap and BNC connector so that it is ready to use with a scintillator crystal of your choice.