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Speakon® Audio Connectors

 

 

  • Reliable and Robust Connection that is Easy and Fast to Assemble
     
  • Optimal "Quick Lock" System for a Positive Connection
     
  • Neutrik® Proven and Unique Chuck Type Cable Strain Relief
     
  • Meets all Worldwide Safety Requirements including IEC, UL and More

      

Industry-standard connectors for amplifier / loudspeaker connections, 

Designed to operate in high current, inductive load environment of loudspeakers
 

2, 4, and 8-pole Cable and Chassis  Connectors in Various Versions. 

The 2 and 8 pole versions offer 30 amp current rating while the new 4 pole SPX type features up to 50 AMP current carrying capacity for the operation of high power speakers and amplifiers carrying more than 1000 watts


Chassis / Panel Mount                     Adapters                     STX Series

For cable assembly instructions, click here.

Description Part # Quote

NL2FC

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2 pole cable connector, quick lock, integrated chuck type strain relief

for cables 6 - 10 mm diameter, intermates with 4-pole chassis connector, and makes contact with +1/-1

NL2FC

NL4FC

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4 pole cable connector, chuck type strain relief NL4FC 

NL4FX

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4 pole cable connector, chuck type strain relief,

dark gray bushing

NL4FX
NL4FX-2

4 pole cable connector, with red bushing

NL4FX-2
NL4FX-4 4 pole cable connector, with yellow bushing NL4FX-4
NL4FX-5 4 pole cable connector, with green bushing NL4FX-5
NL4FX-9 4 pole cable connector, with White bushing NL4FX-9

NL4FRX

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4 pole right-angle cable connector,

chuck type strain relief, dark gray bushing

NL4FRX

NL8FC

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8 pin female with latch Lock NL8FC
Chassis / Panel Mount

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2 pole chassis connector, black D-size flange,

countersunk thru holes, 3/16" flat tabs.

Does not intermate with the 4-pole cable connector

NL2MP

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4 pole chassis connector, black D-size flange,

countersunk thru holes, 3/16" flat tabs

NL4MP

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4 pole chassis connector, black round G-size flange,

countersunk thru holes, 3/16" flat tabs

NL4MPR

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8 pole chassis connector, nickel metal square G-size flange, countersunk thru holes, 3/16" flat tabs

NL8MPR
Speakon Adapters

NL4MMX

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4 pole lockable coupler,

links two NL2/4FCs together for cable extension.

Can be permanently attached to NL2/4FC.

NL4MMX

NL8MM

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8 pole Speakon coupler NL8MM

NA4LJX

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Adapter from NL4FC to 1/4 Inch 2-pole jack,

wiring: +1 to TIP and -1 to SLEEVE

NA4LJX
Speakon® STX Series Connectors

The new STX Series is the next generation of Speakon® connectors especially designed for heavy duty amplifier-loudspeaker applications like professional tour sound. The extremely rugged and durable STX Series feature an all metal housing and metal reinforced latch lock system.

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4 pole female cable connector, black-chrome metal housing, chuck type strain relief

NLT4FX-BAG

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4 pole male cable connector, metal housing, chuck type strain relief NLT4MX

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8-pole female cable connector, Nickel housing, chuck type strain relief NLT8FX

 

This series of professional speaker and amplifier connectors is recognized as the industry standard.

The SpeakOn® product line now comes in 2, 4 and 8 contact versions.

Patent protected, reliable, cost effective and extremely durable the SpeakOn® system offers the "quick lock" locking system and recently redesigned inserts on it's cable ends. The inserts feature solderless connections using screw type terminals with a captivated pressure plate. No special tools are required making these connectors 100% field repairable.

SpeakOn® panel receptacles with solder terminations also allow you to use quick disconnect type terminals for ease and reliability of assembly. PCB vertical and horizontal terminations are also available as is a not air-tight version for amplifier use. OEM specials are available, please contact NEUTRIK USA, Inc.®

SpeakOn® is not to be used as a "main" (AC) Connector
   

Wiring
Positive signal on speaker pin "+" produces positive waveform from driver (moves cone outwardly)
"+" = In phase (high) "-" = Ground (out of phase, low)
Lower numbers for lower frequencies

Click on links for diagram of each option below

 
  AMPLIFIER CABLE SPEAKER

Stereo
("HiFi")

Diagram

One NL4MP socket
left channel pins 1+/1-
right channel pins 2+/2-
N 4FC on amplifier end, tour conductor cable splits into two pairs with NL4FC on each end One NL4MP per speaker
left speaker pins 1+/1-
right speaker pins 2+/2-

POWER ("PA")
Standard

Diagram

Three NL4MP socket
"A" socket:left channel pins 1+/1-
"B" socket:right channel pins 1+/1-
A two-conductor cable for each channel with NL4FC on both ends NL4MP pin+ to speaker coil "+"
NL4MP pins 1- and 2+ to speaker coil "-"

Bridged mono

Diagram

"M" socket:
left channel pins 1+/1-
right channel pins 2+/2-
A special two-conductor cable on both ends wired to pins 1+/1-, 2+/2 of NL4FC NL4MP pin+ to speaker coil "+"
NL4MP pins 1- and 2+ to speaker coil "-"

Bi-Amp

Diagram

One NL4M socket
low frequency pins 1+/1-
high frequency pins 2+/2-
A four-conductor cable, on both ends wired to pins 1+/1-, 2+/2 of NL4FC one NL4MP socket
low frequency pins 1+/1-
high frequency pins 2+/2-

 

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