An innovative company that creates advanced fiber optic connectivity solutions. Main products: fiber optic rotary joints, electric slip rings, high-density media converters and MUX/DMUX. The company also offers a line of fiber polishing machines, including the award winning field polisher with a hand crank. A socially responsible company that cares about its employees, vendors, customers, the community and the environment. Princetel's main manufacturing site is on track to receive LEED Gold certificate. At Princetel, long term relationship is far more important than short term profitability. A dynamic company that has been growing at steady double digit annual growth rate since it broke even in 2005. Princetel is proud to be the only "open source" supplier in the industry. The company partners with everyone who needs fiber rotary joint products.