Neutrik NL4MPR 4-Pole Round Panel Mount

The Neutrik NL4MPR is a 4-pole chassis connector with a black round G-size flange, countersunk thru holes, and 3/16-inch flat tabs. The Neutrik NL4MPR is a state-of-the-art chassis connector for loudspeaker / amplifier applications. They feature a unique locking system, robust plastic housing and high current silver plated contacts.

Neutrik NL4MPR Features

- Standard current rating 30 Amp
- Glass reinforced materials make it extremely robust and dependable
- Precise keyway for secure mating
- Accurate twist lock latching system
- Metal insert in locking area
- Airtight design - optimized for speaker applications

Same Day Music is an authorized dealer of Neutrik products.

Electrical
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 (= 10 m for NL4MD-H) after 5000 insertion-withdrawal operations

Insulation resistance:
- initial: > 2 G
- after damp heat test: > 500 M

Inrush/outrush current capability (12 V source): 300/30 A/200 ms

Creepage distance: according to IEC 664-1

Mechanical
Retention method: Quick Lock with latch

Cable anchoring: NEUTRIK chuck principle

Cable O.D. range:
6-10 mm (2-pole)
5-15 mm (4-pole)
8-20 mm (8-pole)

Cable retention force: = 220 N Subject to cable die and material

Wiring
Cable: screw-type terminals (crush ferrules provided for use with stranded cable) on 8-pole version or soldering (12 AWG stranded)

Chassis: flat tabs for FASTON 0.187" x 0.02" (4.8 mm x 0.5 mm) or PCB-version with pins 1.6 mm x 0.5 mm (FASTON is a trademark of AMP Inc.)

Materials
Contacts: CuZn39Pb3 / ZnAI4Cu1 / CuSn8, 4 micrometers Ag plated

Securing element: ZnAI4Cu1, CuNi plated

Spring element: Neoprene ring

Housing: PA 6 30% GR

Insert (FC part): PBTP 20% GR

Bushing: PA 6 15% GR

Chuck: POM

Temperature range: -30 degrees C to +80 degrees C

Amplifier
Stereo (HiFi): one NL4MP socket left channel pins 1+/1- right channel pins 2+/2-

Power (PA) Standard: 3 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 pins 2+/2-

Cable
Stereo (HiFi): NL4FC on amplifier end, 4-conductor cable splits into 2 pairs with NL4FC on each end

Power (PA) Standard: a 2-conductor cable for each channel with NL4FC on both ends

Bridged mono: a special 2-conductor cable, on both ends wired to pin 1+/2+ of NL4FC

BI-Amp: a 4-conductor cable on both ends wired to pins 1+/1-, 2+/2- of NL4FC

Speaker
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 "+" NL4MP pins 1- and 2+ to speaker coil "-"

BI-Amp: one NL4MP socket low frequency pins 1+/1- high frequency pins 2+/2-

Diameter:
- 2" or 50.8 mm

Same Day Music is an authorized dealer of Neutrik products.

Shipping Weights and Dimensions

Shipping Weight: 1 lbs

Shipping Dimensions: 2 x 2 x 1 in