4 pole cable connector, chuck type strain relief, dark grey bushing

The industry-standard for loudspeaker connections offer extremely reliable and robust cable connectors with a reliable locking system. They feature solid contacts with screw-type terminals including a stranded wire protection which offer also solder termination.

• Current rating 40 A rms continuous
• Up to 50 A audio signal, duty cycle 50%
• Only 3 parts, easy to assemble
• High impact materials - long-lasting and reliable
• Easy and extremely precise locking system Quick Lock
• Improved grip on latch
• 1 piece strain relief, chuck for 7 to 14.5 mm cable O.D.
• Color coding possible
• Improved screw-type termination for highest pull-out force
• Integrated design guarantees Made by Neutrik®

Product
• Title: NL4FX
• Connection Type: speakON
• Gender: female

Electrical
• Contact resistance: < 2 m ohms (after lifetime)
• Dielectric strength: 4 kVdc (peak)
• Insulation resistance: > 1 G ohms (after dampheat)
• Rated current per contact: 40 A rms continuous
• Rated current per contact: 50 A audiosignal, duty cycle 50 %
• Rated voltage: 250 V ac
• Attention: speakON is NOT to be used as an AC mains or power supply connector!

Mechanical
• Cable O.D.: 7 - 14.5 mm
• Cable retention: 220 N (subject to cable O.D. and material)
• Lifetime: > 5000 mating cycles
• Wire size: 4 mm² / 6 mm² (screw type terminals/soldering)
• Wire size: 12 AWG / 10 AWG
• Wiring: screw type terminals or soldering
• Locking device: Quick Lock (latch)

Material
• Contact plating: 4 µm Ag
• Contacts: Brass (CuZn39Pb3)
• Insert: PBTP 20 % GR
• Locking element: Zinc diecast (ZnAl4Cu1)
• Shell: PBTP 20 % GR
• Strain relief: Polyacetal (POM)

Environmental
• Flammability: UL 94 HB
• Solderability: Complies with IEC 68-2-20
• Temperature range: -30 °C to +80 °C

Neutrik NL4FX 
4 Pole Cable Connector