NLT4FX The Neutrik NLT4FX is a 4 pole female cable connector from the speakON STX Series, designed for heavy-duty amplifier-loudspeaker applications. It offers robust performance with a 40A continuous current rating and IP54 protection.
Mfr Part #:

NLT4FX

Available from 1 distributors
Mfr Name: Neutrik
Neutrik
The Neutrik NLT4FX is a 4 pole female cable connector from the speakON STX Series, designed for heavy-duty amplifier-loudspeaker applications. It offers robust performance with a 40A continuous current rating and IP54 protection.
✓ Total Stock: 56 pcs
$ Price Range: $1.00

NLT4FX Available from 1 distributor

✓ Authorised
✓ Non-Authorised
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56 pcs
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NLT4FX Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Contact Plating
Contact Resistance
Contacts
Insulation Resistance
Rated Voltage
Temperature Range
Wire Gauge

NLT4FX Description

Short technical summary and product information.

The Neutrik NLT4FX is a 4 pole female cable connector, part of the rugged speakON STX Series designed for demanding professional touring applications. This connector features an all-metal housing for durability and a chuck type strain relief.

 

Key electrical specifications include a continuous current rating of 40 A rms and an audio signal rating of 50 A with a 50% duty cycle, along with a rated voltage of 250 V AC. It boasts a low contact resistance of less than 2 mΩ after its rated lifetime of over 5000 mating cycles.

 

Mechanically, the NLT4FX accommodates cable diameters from 9 to 16 mm with a retention force of at least 220 N. The connector is equipped with a reinforced metal quick lock system for secure and easy locking. It is designed for wires up to 6 mm² (AWG 10) and uses solder contacts.

 

Environmentally, the NLT4FX offers IP54 protection in its mated condition, making it suitable for applications exposed to dust and water splashes. It operates within a temperature range of -30 °C to +80 °C and has a flammability rating of UL 94 HB. The materials include brass contacts with 4 µm silver plating, a polyamide insert, and a zinc diecast housing and locking element.

NLT4FX Quick Information

Product Type: Circular Connector Assembly
Series: speakON STX Series
Canonical Name: Neutrik NLT4FX 4 Pole Female Cable Connector
Subcategory: Cable Mount

NLT4FX Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

NLT4FX Estimated Pricing

Qty Low High
1+ $1.00 $1.00

Estimated market price range - modelled values for guidance only, not live distributor offers.

NLT4FX Features

  • 4 pole female cable connector
  • 40 A continuous current rating
  • IP54 weatherproof rating when mated
  • Robust all-metal housing
  • Reinforced metal quick lock system

NLT4FX Applications

  • Ideal for professional touring audio
  • Suitable for heavy-duty amplifier connections
  • Designed for loudspeaker applications
  • Robust environmental protection

NLT4FX FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating for the Neutrik NLT4FX connector?

The Neutrik NLT4FX has a continuous current rating of 40 A rms and an audio signal rating of 50 A with a 50% duty cycle.

What is the rated voltage of the NLT4FX connector?

The rated voltage for the Neutrik NLT4FX is 250 V AC.

What is the protection class of the Neutrik NLT4FX connector?

The Neutrik NLT4FX offers IP54 protection in its mated condition.

What is the operating temperature range for the NLT4FX?

The operating temperature range for the Neutrik NLT4FX is -30 °C to +80 °C.

What wire size can be used with the Neutrik NLT4FX?

The Neutrik NLT4FX can accommodate wires up to 6 mm² (AWG 10).

Is the Neutrik NLT4FX connector discontinued?

Yes, the Neutrik NLT4FX is a discontinued part. Its direct replacement is the NLT4FXX.

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