Neutrik Loudspeaker Connectors - Manual (Page 12)

78 innovative solutions I superior quality
T e c h n i c a l D a t a O r d e r i n g I n f o r m a t i o n
Specification SPX STX speakON speakON Adapter STX
Series Series FC Chassis + Series
Cable Con. Cable Con. Cable Con Combo Chassis
Number of contacts 2 + 4 4 + 8 4 + 8 2, 4, 8 2, 4, 8 4 + 8
Rated current per contact 40 A rms continuous   30 A 30 A** 15 A 
CSA approved rating 25 A (4 pole) rms continuous   - 10 A - -
50 A audiosignal, duty cycle 50%   40 A 40 A 30 A 
Combo 15 A rms continuous - - -  - -
Rated insulation voltage 250 V ac      
Contact resistance after lifetime < 2 m Ω   ≤ 3 ≤ 3 ≤ 3 
Insulation resistance after dampheat > 1 G Ω  > 10 G Ω    > 10 G Ω
Dielectric strength 4 kV peak      
1/4" Jack 1.5 kV peak - - - -  -
Housing Polyamide PA 6 30% GR - -    -
PBTP 20% GR  - - - - -
Zinc diecast (ZnAI4Cu1) -  - - - 
Insert Polyamide PA 6 30% GR -  - -  
PBTP 20% GR  -  - - -
Contacts Brass (CuZn39Pb3)    - - -
Bronze (CuSn6) - - -   -
Spring copper -  -  (UC) - 
Contact plating 4 µm Ag      
Locking Element Zinc diecast (ZnAI4Cu1)    - -  (FP)
Chuck Polyacetal (POM)    - - -
Bushing Polyamide (PA 6 15% GR)    - - -
Temperature range -30 °C to +80 °C      
Protection class IP 54 (mated condition) -  - - - 
IP 50 (8 pole, mated cond.) -  - - - 
Flammability UL94HB      
Finger- Safety IP2X/IEC 61984      
Approvals UL-Recognized, CSA listed  4 pole    4 pole
Solderability complies with IEC 68-2-20      
*: subject to cable O.D. and material
**: NL4MD-V-S - Rated current per contact: 20A
Locking System Quick lock (latch)      
Life time (mating cycles) > 5'000      
Cable O.D. range (mm) 2 Pole 6 - 10 - - - - -
4 Pole 7 - 14.5 - 5 - 15 - - -
8 Pole - 8 - 20 8 - 20 - - -
Wiring screw type terminals 4 mm 2 (AWG 12) - 4 mm 2 (AWG 12)  (ST) - -
soldering 6 mm 2 (AWG 10) 6 mm 2 (AWG 10) 4 mm 2 (AWG 12)  - 
flat tabs for 3/16"FASTON ® (4.8 x 0.5 mm) - - -  - -
flat tabs for 1/4" FASTON ® (6.3 x 0.8 mm) - - -  (UC) - 
PCB-version - - -  - 
I nsertion / withdrawal force Combo Jack: ≤ 20 N / > 10 N - - -  - -
Cable retention force ≥ 220 N*    - - -
E l e c t r i c a l
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