Neutrik NL4FX 4 Pole Female Speakon Connector. Black Boot / Bushing

NL4FX
4 pole cable connector, chuck type strain relief

Features & Benefits
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®"

Technical Information

Electrical
Contact resistance 2 mΩ (inner) (after lifetime)
Dielectric strength 4 kVdc (peak)
Insulation resistance 1 GΩ (after dampheat)
Rated current per contact 40 A rms continuous
Rated current per contact 50 A audiosignal, duty cycle 50 %
Rated voltage 250 V (Insulation)
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
Wiresize 4 mm² / 6 mm² (screw type terminals/soldering)
Wiresize 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