NL4MD-H-3 Neutrik Connector (Other) In Stock
The NL4MD-H-3 is a 4-pole Speakon speaker connector receptacle by Neutrik, designed for horizontal panel-mount installation with silver-plated male contacts. Featuring a robust metal D-type body, it supports high-current speaker connections up to 40 A per contact in professional audio systems. RoHS-compliant and in stock with worldwide shipping for pro audio installations.
- Manufacturer
- Neutrik
- Package
- Other
- Pin Count
- 4
- Lifecycle
- OBSOLETE
- Datasheet
- NL4MD-H-3 Datasheet PDF
- Category
- Connector
- Temp Range
- -30.0°C to 80.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of NL4MD-H-3?
- 4-pole Speakon receptacle with silver-plated contacts rated up to 40 A per contact for high-power professional speaker connections
- Robust metal D-type body in horizontal panel-mount configuration for durable installations in rack amplifiers and PA equipment
- Positive twist-lock Speakon mating mechanism ensuring speaker cables resist accidental disconnection during live performance operation
- RoHS-compliant Pb-free construction meeting professional audio standards for touring and permanent installation reliability
What is NL4MD-H-3 used for?
The NL4MD-H-3 4-pole Speakon receptacle is widely used in professional audio power amplifiers, active speaker cabinets, and stage monitor systems requiring high-current speaker cable connections. Its horizontal metal D-type panel-mount design is ideal for rear panel installations in rack-mounted amplifiers and active crossovers handling outputs up to 40 A per contact. The silver-plated contacts deliver low-resistance connections for reliable high-power audio transmission in touring and installation audio systems.
What are the specifications of NL4MD-H-3?
| Pbfree Code | Yes |
| YTEOL | 0 |
| Body Breadth | 1.024inch |
| Body Depth | 1.287inch |
| Body Length | 1.22inch |
| Body/Shell Style | RECEPTACLE |
| Configuration | 1X1 HORIZONTAL |
| Connector Type | SPEAKER CONNECTOR |
| Contact Finish Mating | AG |
| Contact Gender | MALE |
| Contact Material | BRONZE |
| Contact Resistance | 3mΩ |
| Contact Style | MIC |
| DIN Conformance | YES |
| Dielectric Withstanding Voltage | 4000VDC V |
| Durability | 5000Cycles |
| Insulation Resistance | 1000000000Ω |
| Insulator Color | BLACK |
| Insulator Material | GLASS FILLED POLYAMIDE66 |
| Mounting Option 1 | LOCKING |
| Mounting Style | RIGHT ANGLE |
| Mounting Type | BOARD AND PANEL |
| Number of Poles | 4 |
| Number of Ports | 1 |
| Option | GENERAL PURPOSE |
| Plating Thickness | 157u inch |
| Polarization Key | POLARIZED HOUSING |
| Rated Current (Signal) | 40A |
| Reference Standard | IEC; UL |
| Termination Type | SOLDER |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8536.69.40.10 |
Where can I find the NL4MD-H-3 datasheet?
NL4MD-H-3 Datasheet DownloadOfficial datasheet from Neutrik
What are equivalent replacements for NL4MD-H-3?
Compatible alternatives and drop-in replacements for NL4MD-H-3:
Frequently Asked Questions
What is the per-contact current rating of the NL4MD-H-3 Speakon connector for high-power speaker systems?
The NL4MD-H-3 4-pole Speakon receptacle is rated at up to 40 A per contact, making it suitable for high-power professional audio speaker connections in touring power amplifiers, installed sound systems, and stage monitor equipment.
How does the 4-pole design of the NL4MD-H-3 support bi-amplification in professional speaker systems?
With 4 poles each rated at 40 A, the NL4MD-H-3 supports bi-amp configurations by routing separate high-frequency and low-frequency amplifier channels through a single connector to bi-wire loudspeakers in professional audio and touring sound systems.
What panel mounting style and contact finish does the NL4MD-H-3 use for professional audio equipment?
The NL4MD-H-3 uses a horizontal D-type panel-mount metal body with silver (AG) plated male pins, fitting standard D-type cutouts in amplifier rear panels and providing low-resistance contacts that sustain reliable 40 A speaker-level signal connections.
When should an audio engineer choose the NL4MD-H-3 over 2-pole Speakon connectors for loudspeaker cabinets?
Engineers should select the NL4MD-H-3 when a speaker cabinet requires bi-wiring or bi-amplification, since its 4 poles at 40 A each enable independent routing of two amplifier channels to a single enclosure without additional cabling or breakout adapters.
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