Neutrik NL4MP-ST
4-pin Speakon Male Panel Connector, Screw Terminals

OUR PART #  NL4MP-ST


4 pole chassis connector, black D-size flange, countersunk thru holes, screw termination. This Speakon chassis connector is not airtight.

Electrical Specifications:

  • Rated current/contact: 30 A rms continous, 40 A rms 1 min.
  • Dielectric strength: 4kV peak
  • Rated voltage: 250 V ac
  • Contact resistance: = 3 m Ohm (= 10 m Ohmfor NL4MD-H) after 5000 insertion-withdrawal operations
  • Insulation resistance, initial: > 2 G Ohm, after damp heat test: > 1 G Ohm
  • Inrush/outrush current capability (12 V source): 300/30 A/200 ms
  • Creepage distance: according to IEC 664-1

Mechanical Specifications:

  • Chassis: screw type terminals (4 mm2 / AWG 12) stranded/solid
  • Solderability complies with IEC 68-2-20

Material Specifications:

  • Contacts, Female: CuZn39Pb3
  • Contacts, Male: CuSn8, 4 µm Ag plated
  • Housing: PA 6 30% GR
  • Metal insert: Ck67
  • Temperature range: -30°C to +80°C
  • Flammability: UL94HB

Amplifier Wiring:

  • Stereo ("HIFI"): one NL4MP socket left channel pins1+/1- right channel pins 2+/2-
  • Power ("PA) Standard: three NL4MP sockets "A" socket: left channel pins 1+/1- "B" socket: right channel pins 1+/1-
  • Bridged mono: "M" socket: left channel pins 1+/1-right channel pins 2+/2-
  • BI-Amp: one NL4MP socket low frequency pins 1+/1- high frequency pins2+/2-

Cable Wiring:

  • Stereo ("HIFI"): NL4FC on amplifier end, four conductor cable splits into two pairs with NL4FC on each end
  • Power ("PA) Standard: a two-conductor cable for each channel with NL4FC on both ends
  • Bridged mono: a special two-conductor cable, on both ends wired to pin 1+/2+ of NL4FC
  • BI-Amp: a four-conductor cable on both ends wired to pins 1+/1-, 2+/2- ofNL4FC

Speaker Wiring:

  • Stereo ("HIFI"): one NL4MP per speaker left speaker pins 1+/1- right speaker pins 2+/2-
  • Power ("PA) Standard: NL4MP pin 1+ to speaker coil"+" NL4MP pins 1- and 2+ to speaker coil "-"
  • Bridged mono: NL4MP pin 1+ to speaker coil "+" NL4MPpins 1- and 2+ to speaker coil "-"
  • BI-Amp: one NL4MP socket low frequency pins 1+/1- high frequency pins 2+/2-

Neutrik NL4MP-ST
4-pin Speakon Male Panel Connector, Screw Terminals

OUR PART #  NL4MP-ST

Product Information:

4 pole chassis connector, black D-size flange, countersunk thru holes, screw termination. This Speakon chassis connector is not airtight.

Electrical Specifications:

  • Rated current/contact: 30 A rms continous, 40 A rms 1 min.
  • Dielectric strength: 4kV peak
  • Rated voltage: 250 V ac
  • Contact resistance: = 3 m Ohm (= 10 m Ohmfor NL4MD-H) after 5000 insertion-withdrawal operations
  • Insulation resistance, initial: > 2 G Ohm, after damp heat test: > 1 G Ohm
  • Inrush/outrush current capability (12 V source): 300/30 A/200 ms
  • Creepage distance: according to IEC 664-1

Mechanical Specifications:

  • Chassis: screw type terminals (4 mm2 / AWG 12) stranded/solid
  • Solderability complies with IEC 68-2-20

Material Specifications:

  • Contacts, Female: CuZn39Pb3
  • Contacts, Male: CuSn8, 4 µm Ag plated
  • Housing: PA 6 30% GR
  • Metal insert: Ck67
  • Temperature range: -30°C to +80°C
  • Flammability: UL94HB

Amplifier Wiring:

  • Stereo ("HIFI"): one NL4MP socket left channel pins1+/1- right channel pins 2+/2-
  • Power ("PA) Standard: three NL4MP sockets "A" socket: left channel pins 1+/1- "B" socket: right channel pins 1+/1-
  • Bridged mono: "M" socket: left channel pins 1+/1-right channel pins 2+/2-
  • BI-Amp: one NL4MP socket low frequency pins 1+/1- high frequency pins2+/2-

Cable Wiring:

  • Stereo ("HIFI"): NL4FC on amplifier end, four conductor cable splits into two pairs with NL4FC on each end
  • Power ("PA) Standard: a two-conductor cable for each channel with NL4FC on both ends
  • Bridged mono: a special two-conductor cable, on both ends wired to pin 1+/2+ of NL4FC
  • BI-Amp: a four-conductor cable on both ends wired to pins 1+/1-, 2+/2- ofNL4FC

Speaker Wiring:

  • Stereo ("HIFI"): one NL4MP per speaker left speaker pins 1+/1- right speaker pins 2+/2-
  • Power ("PA) Standard: NL4MP pin 1+ to speaker coil"+" NL4MP pins 1- and 2+ to speaker coil "-"
  • Bridged mono: NL4MP pin 1+ to speaker coil "+" NL4MPpins 1- and 2+ to speaker coil "-"
  • BI-Amp: one NL4MP socket low frequency pins 1+/1- high frequency pins 2+/2-
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