Accelight’s 1.25G SFP BIDI LX EX ZX(10 40 80)km series is small form factor pluggable module for Gigabit Ethernet 1000BASE-BX and Fiber Channel single fiber applications by using 1310nm / 1490nm transmitter and 1490nm / 1310nm receiver. It is with the SFP 20-pin connector to allow hot plug capability. The transmitter section uses a class 1 laser compliant according to International Safety Standard IEC 60825. The receiver section uses an integrated B type / A type detector preamplifier (IDP) mounted in an optical header and a limiting post-amplifier IC The Module series are designed to be compliant with SFF-8472 Multi-source Agreement (MSA).