Specifications / parameters (Specifications) Product Features (Features) applications (Applications) download (Download) Model Package rates from key technical indicators (KM) Temperature (℃) 
 Digital diagnosis * 
 Part Number Form Factor Rate (bps) Tx (nm) Power (dBm) Rx 
 S (dBm) Reach Temp 
 DDM / DOM * 
 ASF13-24-20 SFP 1.25G 1310 FP -9 ~ -3 PIN -22 ~ -3 20KM 0 ~ 70 O 

 * O indicates optional according to customer demand; N said that no such function; Y that contains the default function. 
 Features (Features) 

 Operating Data Rate up to 1.25Gbps 
 1310nm FP Laser Transmitter 
 10km with 9 / 125 μm SMF 
 15km with 9 / 125 μm SMF 
 20km with 9 / 125 μm SMF 
 30km with 9 / 125 μm SMF 
 Single 3.3V Power Supply and TTL Logic Interface 
 Hot-Pluggable SFP Footprint Duplex LC Connector Interface 
 Class 1 FDA and IEC60825-1 Laser Safety Compliant 
 Operating Temperature 
 Standard: 0 ℃ ~ +70 ℃ 
 Industrial: -40 ℃ ~ +85 ℃ 
 Compliant with MSA SFP Specification 
 Compliant with SFF-8472 

 Applications (Applications) 
 Gigabit Ethernet Switches and Routers 
 Fiber Channel Switch Infrastructure 
 Other Optical Links