Neutrik NL 4 FRX - Speakon angled Plug 4-pole 
4 pole right-angle 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.

 

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 6 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
Connector Type: Speakon
Gender: female
Electrical
Contact resistance < 2 mΩ (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)
Mechanical
Cable O.D. 7 - 14.5 mm
Cable retention force ≥ 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
RW / Straight Yes
Locking device Quick Lock (latch)
Material
Bushing Polyamide (PA 6 15% GR) black
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
Approvals UL,cUL
Flammability UL 94 HB
Solderability Complies with IEC 68-2-20
Temperature range -30 °C to +80 °C