Lost or broken Pioneer remote? The VSX421K replacement is a drop-in substitute for a small range of Pioneer remote models, including the SX319V, VSX521, VSX520K. This aftermarket handset mirrors the familiar button layout of the original, so you can jump straight back into adjusting volume, switching inputs and navigating your AV receiver menus without relearning a new control.
Ideal for households where the original Pioneer remote has gone missing down the back of the couch, suffered sticky or unresponsive buttons, or been chewed by a curious pet, this compatible replacement restores full control of your home theatre setup with no fuss.
Technical Specifications
| Brand | Pioneer Compatible |
| Part Number | VSX421K |
| Device Type | AV Receiver Remote |
| Connectivity | Infrared (IR) |
Key Features
- Designed specifically as a Pioneer VSX421K substitute
- Verified fit for a small range of Pioneer AV models
- No programming or pairing required — ready to use out of the box
- Every button from the original remote replicated
- Durable ABS construction for long-term daily use
Compatible Part Numbers
This remote replaces the following part numbers:
Compatible Pioneer AV Receivers
This remote works with the following Pioneer av receivers:






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