Chapter 2: Installation 
NS3552-8P-2S-V2 User Manual  31 
Part # 
Fiber 
Connector 
# of 
Fibers 
Fiber 
Type 
Max 
Distance 
Wave 
Length 
Optical 
Budget 
(dBm) 
Optical 
Power 
(dBm) 
Receiver 
Sensitivity 
(dBm) 
Operating 
Temperature 
Twisted Pair SFP 1000Base TX 
S30-RJ  RJ 45  1  Cat5e 
100M  
(328 ft.) 
0 to +50°C 
(32 to 122°F) 
Fast Ethernet 100Base FX 
S20-2MLC2  LC  2 
Multi-
mode 
2 km  
(1.2 mi.) 
1310 nm  12  -20 ~ -14  -32 
0 to +50°C 
(32 to 122°F) 
S25-2MLC2  LC  2 
Multi-
mode 
2 km  
(1.2 mi.) 
1310 nm  12  -20 ~ -14  -32 
-40 to +75°C 
 (-40 to 
167°F) 
Fast Ethernet 100Base LX 
S20-2SLC20  LC  2 
Single 
Mode 
20 km  
(12 mi.) 
1310 nm  19  -15 ~ -8  -34 
0 to +50°C 
(32 to 122°F) 
S25-2SLC20  LC  2 
Single 
Mode 
20 km  
(12 mi.) 
1310 nm  19  -15 ~ -8  -34 
-40 to +75°C 
(-40 to 167°F) 
Fast Ethernet 100Base BX 
S20-1SLC/A-
20 
LC  1 
Single 
Mode 
20 km  
(12 mi.) 
1310 / 
1550 nm 
18  -14 ~ -8  -32 
0 to +50°C 
(32 to 122°F) 
S25-1SLC/B-
20 
LC  1 
Single 
Mode 
20 km  
(12 mi.) 
1550 / 
1310 nm 
18  -14 ~ -8  -32 
-40 to +75°C 
(-40 to 167°F) 
Gigabit Ethernet 1000Base SX 
S30-2MLC  LC  2 
Multi-
mode 
220/550 m 
(720 / 
1800 ft.) 
850 nm  7.5  -9.5 ~ -1  -17 
0 to +50°C 
(32 to 122°F 
S35-2MLC  LC  2 
Multi-
mode 
220/550 m 
(720 / 
1800 ft.) 
850 nm  7.5  -14 ~ -8  -17 
-40 to +75°C 
(-40 to 167°F) 
OM1 Multimode fiber @ 200/500 MHz-km 
OM2 Multimode fiber @ 500.500 MHZ-km  Laser Rated for GbE LANs 
S30-2MLC-2  LC  2 
Multi-
mode 
2 km  
(1.2 mi.) 
1310 nm  10  -9 ~ -1  -19 
0 to +50°C 
(32 to 122°F) 
OM3 Multimode fiber @ 2000/500MHz-km Optimized got 850 nm VCSELs 
Gigabit Ethernet 1000 Base LX 
S30-2SLC-
10 
LC  2 
Single 
Mode 
10 km  
(6.2 mi.) 
1310 nm  18  -9.5 ~ -3  -20 
0 to +50°C 
(32 to 122°F) 
S35-2SLC-
10 
LC  2 
Single 
Mode 
10 km  
(6.2 mi.) 
1310 nm  18  -9.5 ~ -3  -20 
-40 to +75°C 
(-40 to 167°F) 
S30-2SLC-
30 
LC  2 
Single 
Mode 
30 km 
(18.6 mi.) 
1310 nm  18  -2 ~ +3  -23 
0 to +50°C 
(32 to 122°F)