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57-18D-500-4 The NTE Electronics 57-18D-500-4 is an AC to DC wall mount adapter providing 18VDC at 500mA. It features a NEMA 1-15P input and a 2.1mm x 5.5mm barrel plug output.
Mfr Part #:

57-18D-500-4

Mfr Name: NTE Electronics
NTE Electronics
The NTE Electronics 57-18D-500-4 is an AC to DC wall mount adapter providing 18VDC at 500mA. It features a NEMA 1-15P input and a 2.1mm x 5.5mm barrel plug output.
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57-18D-500-4 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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57-18D-500-4 Description

Short technical summary and product information.

This AC to DC wall mount adapter from NTE Electronics, part number 57-18D-500-4, is designed for commercial ITE applications. It converts 100-240VAC input to a regulated 18VDC output with a current capacity of 500mA, delivering a total of 9W of power.

 

The adapter features a NEMA 1-15P input connector for North American outlets and a standard 2.1mm inner diameter by 5.5mm outer diameter barrel plug for the output, with positive center polarization. Its wall mount form factor (Class II) makes it convenient for direct plug-in use.

 

Compliance includes RoHS3 status. The unit is rated for Moisture Sensitivity Level 1 (MSL 1 Unlimited) and is REACH unaffected. This adapter is suitable for various commercial applications requiring a stable 18VDC power source.

57-18D-500-4 Quick Information

Product Type: AC DC Wall Adapter
Canonical Name: AC to DC Wall Mount Adapter
Subcategory: Wall Adapters

57-18D-500-4 Compliance

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

57-18D-500-4 Features

  • Regulated 18VDC output at 500mA.
  • 9W total power output.
  • NEMA 1-15P input for North America.
  • 2.1mm x 5.5mm barrel plug output.
  • Wall mountable Class II design.

57-18D-500-4 Applications

  • Powers LED lighting strips and modules.
  • Ideal for security cameras and IP devices.
  • Supports routers, switches, and network equipment.
  • Used in commercial ITE equipment requiring 18V DC.

57-18D-500-4 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the NTE 57-18D-500-4?

100-240 VAC at 50/60 Hz.

What output voltage and current does this adapter provide?

18 VDC at 500 mA (9W).

What type of output connector does it have?

A 2.1mm I.D. x 5.5mm O.D. barrel plug with positive center polarity.

What is the mounting type?

Wall mount (Class II).

What input connector is used?

NEMA 1-15P (standard North American 2-prong plug).

What safety approvals does it have?

cURus approved.

What is the intended application region?

North America.

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