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Black rectangular universal remote with raised buttons, infrared window, and AAA battery compartment

Universal

Universal NEXUS NX4203P EN21645 universal remote

SKU CH-1R3E-PJXP3

Direct replacement remote for NEXUS NX4203P and EN21645 models, ready to use with AAA batteries

  • Supported device count1
  • Wireless typeInfrared
  • Battery typeAAA Battery
  • Product typeUniversal
  • Direct replacement for NEXUS NX4203P EN21645 models
  • Controls one device with infrared signal
  • Ready to use after inserting AAA batteries
  • Replicates every button from the original remote
  • Backed by a 12-month guarantee

What this remote replaces

Direct replacement for the original NEXUS NX4203P, EN21645 remote control. It reproduces every button function of the original unit. The remote arrives pre-programmed and works immediately after inserting AAA batteries. No setup or code entry is required.

How it performs in daily use

Infrared transmission requires line of sight to the controlled device. The single-device design means it operates one component only. Battery life depends on usage patterns with standard AAA cells. There is no backlight or rechargeable option built in.

The spec that decides fit

This unit supports exactly one device via infrared. Buyers needing to consolidate multiple components or control equipment behind cabinet doors cannot use this remote. It is strictly a like-for-like replacement for the NEXUS NX4203P, EN21645 model.

How it compares

Measured against everything we stock in Remote Controls & Bezel Kits, at today’s prices. Recalculated every night.

Price $11.99
Typical for this category: the median of 849 items is $11.99.

Specifications

Product
Brand nameNEXUS
Product typeUniversal
Connectivity
Wireless typeInfrared
Power
Battery typeAAA Battery
Compatibility
Supported device count1

Questions about this item

How much power does the infrared transmitter draw when the NEXUS NX4203P is used continuously all day?

The remote runs on two AAA batteries and only draws power when a button is pressed, so daily use has negligible drain.

What must the buyer already own for the NEXUS NX4203P to control their device?

You need the original NEXUS component with model number NX4203P or EN21645 that this remote is designed to replace.

Will the NEXUS NX4203P work alongside an older NEXUS remote kept as a backup?

Yes, both remotes use the same infrared codes, so either one can operate the NX4203P or EN21645 unit without interference.

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