NEUTRIK Speakon 4-polige ronde inbouwbus NL4MPRXX 30208512

The NEUTRIK NL4MPRXX stands apart from generic panel connectors with its robust D-size round chassis design and industry-standard Speakon compatibility. Built for professional audio environments, this 4-pole female socket delivers reliable high-current connections for amplifiers, speaker cabinets, and stage equipment. Its quick-lock mechanism ensures secure mating, while silver-plated contacts and a rugged polyamide housing guarantee long-term performance under demanding conditions.

Highlights

• 4-pole Speakon socket for professional audio applications
• Round D-size panel mount chassis connector
• Quick Lock system for fast, secure mating
• High current rating: 30 A rms continuous, 40 A audio signal
• Silver-plated contacts for excellent conductivity
• Durable polyamide (PA 6.6) housing, UL 94 V-0 flammability rated
• Wide temperature range: -30 °C to +80 °C

In daily use

Install this socket in speaker enclosures, patch panels, or amplifier chassis where reliable audio power connections are critical. The flat tabs accept soldering or 4.8 mm Faston terminals, offering flexible termination options. With a lifetime exceeding 5000 mating cycles, it withstands frequent plugging and unplugging in rental and touring scenarios. The round D-size cutout simplifies panel preparation, and the quick-lock feature prevents accidental disconnection during performances.

Full specifications

• Connector type: Speakon
• Number of poles: 4
• Gender: Female (socket)
• Mounting type: Panel mount, round D-size
• Termination: Flat tabs for soldering or 4.8 mm Faston terminals
• Rated current per contact (continuous): 30 A rms
• Rated current (audio signal): 40 A (50% duty cycle)
• Rated voltage: 250 V AC
• Contact resistance: < 3 mΩ
• Dielectric strength: 4 kVdc / 2.8 kVac
• Insulation resistance: > 1 GΩ (after damp heat test)
• Lifetime: > 5000 mating cycles
• Locking device: Quick Lock
• Flammability rating: UL 94 V-0
• Temperature range: -30 °C to +80 °C
• Contact plating: Silver
• Housing material: Polyamide (PA 6.6)
• Mating compatibility: NL4FC, NL4FX, NL2FC

Final note

For dependable audio connectivity that meets the demands of live sound and fixed installations, the NEUTRIK NL4MPRXX is the professional's choice.