Original Honda PCX 125 Dimmer Horn Switch Assembly (35200-K1Z-T12) | 2021-2024

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Designed with precision engineering, this offers unmatched performance and durability.


The Dimmer Horn Switch Assembly (35200-K1Z-T12) is the original replacement left-hand control cluster for the Honda PCX 125 (2021-2024), restoring the scooter's high-beam toggling and horn function when the factory buttons become unresponsive, sticky, or physically damaged. Once installed, it ensures factory-standard tactile response, shielding the internal copper contacts from moisture and road-grime ingress.

Vetted by our Lead Engineer. Leveraging 30 years of mechanical pedigree, every part is inspected for material density and exact tolerances to ensure a 'Right-First-Time' fit.

Order in the next -- hours -- mins for guaranteed 1 PM Same-Day Dispatch from our London NW10 Hub.
Protect your shift — Back on the road tomorrow.

Guaranteed fitment for Honda PCX125 or free returns.

Product Compatibility

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Part Number
  • 35200-K1Z-T12
Alternative Part Number

_

  • 35200-K1Z-J12
Model
  • PCX125
Year
  • 2021
  • 2022
  • 2023
  • 2024
MFG
  • Honda

Product Overview

This high-quality Original Dimmer Horn Switch Assy is designed to meet or exceed factory performance standards and is suitable for Honda PCX125 (2021-2024) models.

The dimmer horn switch assembly is the left-hand handlebar control unit that houses the headlight high/low beam dimmer switch and the horn button. It provides the rider with fingertip control over lighting functions and the audible warning signal. When the assembly wears or develops electrical faults, the horn may become unresponsive, the headlight dimmer may fail to switch between beams, or internal contacts may become intermittent, affecting rider safety and road legality. This original replacement restores full left-hand switch functionality, ensuring all lighting and horn controls operate correctly on your PCX125.

- Brand New Original Dimmer Horn Switch Assy
- Part Number: 35200-K1Z-T12
- Alternative Part Numbers: 35200-K1Z-J12
- Original replacement for Honda PCX125 (2021-2024)
- Restores reliable headlight beam selection and horn operation
- Ensures correct left-hand handlebar electrical control function
- Direct fit, no modification required
- Suitable for handlebar switch replacement and scheduled electrical maintenance
- London: Express same-day delivery (2-3 hours)
- Rest of UK: Same-day dispatch on orders before 1 PM (3-4 business days delivery).
- Up to 75% off for B2B Trade Accounts. Independent UK garages, apply now.

• Honda PCX125 owners with a faulty, unresponsive, or worn dimmer or horn switch
• Replacing the Dimmer Horn Switch Assy during handlebar control repair or electrical fault diagnosis
• Mechanics and workshops carrying out Honda PCX125 handlebar switch and electrical system servicing
• Riders wanting to restore the original lighting control and horn function of their Honda PCX125
• Anyone looking for a guaranteed original replacement for their Honda PCX125

Complete Part Guide

Your left handlebar switch gear is the primary safety interface for signaling and auditory warnings on a 2021-2024 Honda PCX125. When the dimmer or horn button fails, your ability to communicate with other North London road users is compromised. This original Honda replacement (35200-K1Z-T12) provides the specific plug-and-play wiring needed to restore full control. Stocked at Part Hive's London warehouse; we guarantee same-day UK dispatch for all orders placed before the 1 PM cutoff.

We see these dimmer/horn units fail most often due to internal oxidation or "dead" spots on the contact plates, usually after consistent exposure to the British rain. If you find yourself having to thumb the horn button multiple times to get a sound or if your high-beam flickers when switching, the assembly may be failing. This Original Honda PCX-125 Dimmer Horn Switch Assy (35200-K1Z-T12, 2021-2024) features superior internal weather-sealing compared to low-grade aftermarket versions. Replacing this unit ensures the indicators, high-beam, and horn all operate through a single, secure connection that won't vibrate loose on the Enfield or Barnet dual carriageways.

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