The SW2x2-62N from Sercalo Microtechnology is a Fiber Optic Switch with Insertion Loss 0.5 - 1.0 dB, Operating Temperature 0 to 70 Degree C, Optical Power 5 - 40 mW, Polarization Dependent Loss 0.04 - 0.10 dB, Storage Temperature -40 to 85 Degree C. More details for SW2x2-62N can be seen below.