Shenzhen Superlink Technology Co.,Ltd.




Superlink has more than 1500 part numbers of RF connectors, which are RoHS and REACH compliant. Superlink's RF Connectors include 1.6/5.6, 3.5mm, 7/16, BMA, BNC,D-Sub, F Type, FAKRA, HN, MCX, N Type, RP-SMA, RP-TNC, SFC, SHV, SMA, SMB, SMC, SMP, SSMA, SSMB, TNC, TRB, UHF series. Superlink's RF connectors are to be terminated to either coaxial cable, terminal or printed circuit board (PCB). Superlink's RF connectors are built in plug, jack, male, female, or neutral gender, in 50 Ohm or 75 Ohm impedance, and in standard polarity or reverse polarity. Superlink's RF connectors are available in thread-in, quick-disconnection, quick push-on or standard interfaces, as well as straight or right angle versions. Superlink offers RF connectors with standard and precision performance with brass or stainless steel bodies.Other RF connector options include hermetic, bulkhead, 2 hole panel or 4 hole panel configurations. Though Superlink offers so many options for our valuable customers, but we still know they may have their specific requirements. We also provide ODM or OEM services for custom products. Please feel free to Contact Us. Superlink set RF Adapters and RF Cable Assemblies web pages for your more options for RF inter-connection solutions. 

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QLA  Connector Mechanism Data


Letter Minimum Maximum Letter Minimum Maximum  
A 4.96 5.03 A 5.05 5.11  
B 3.38 3.44 B 3.50 3.55  
C 3.93 4.08 C 3.73 3.86  
D 3.55 - D   3.48  
E 0.95 NOM. E 1.24 NOM.  
F 4.00 4.16 F 4.23 4.88  
G 2.1 2.16 G 1.95 2.03  
H - 1.32 H   3.30  
I 0.69 0.72 I 2.35 2.90    
QLA Connector  Electrical Ratings
Impedance 50 ohms  
Frequency Range DC to 1.4 GHz DC to 1.4 GHz
VSWR Straight Right Angle
1.3 max 1.35 max
Voltage Rating (at sea level, in R rms,50Hz) 300 max  
Dielectric Withstanding Voltage
 (at sea level, in V rms,50Hz)
1000 max  
Insulation Resistance 1000 M min  
Insertion Loss 0.2 dB max @1.4 GHz  
Contact Resistance Center Contact Out contanct
4.0 m max 2.0 m max
QLA Connector  Mechanical Ratings
Mating Push type            
Durability 500 matings mini (Only  Beryllium Copper)            
Engagement force 0.45 lbs            
Un Engagement force 11.0 lbs            
Contact Captivation 4.5 lbs max             
Cable Retention RG 174, 188, 316              
QLA Connector  Environmental Ratings
Temperature Range -55 to +150            
Thermal Shock US MIL- STD 202, Meth. 107, Cond. B            
Vibration US MIL- STD 202, Meth. 204, Cond. B            
Corrosion MIL-STD-202Method 101,Condition B            
Temperature Cycling MIL-STD-202F, Method 213B, Condition A            
QLA Materials
    Material Plating        
Connector Body   Brass per QQ-B-626 Nickel/Albaloy/Gold        
Center Contact Male Brass per QQ-B-626 Gold        
Female Beryllium Copper per QQ-C-530 Gold        
Insulator   Teflon None        
Crimp Ferrule   Annealed Copper per WW-T-799 Nickel/Albaloy/Gold        
Notes: The data of some QLA connectors might be different from the data above. Please contact Superlink for support.