STEDI H4 LED CONVERSION KIT

H4 Copper Head LED Headlight Globes (Pair)

Overview

The H4 Copper Head LED Conversion Kit is a high-performance, plug-and-play upgrade designed to significantly improve night-time visibility and headlight clarity. Using premium Philips Lumileds ZES® LED chips and advanced passive copper cooling, these globes provide a crisp 5700K white output with far greater brightness and beam control than standard halogen bulbs. The slim profile and flexible copper heat belts allow full compatibility with factory dust caps, ensuring an easy installation with no cutting or modification required.

Delivering up to +207% more usable light compared to standard halogens, the Copper Head LEDs offer precise beam geometry with no unwanted glare or scatter. Built for reliability with IP65 ingress protection, CANBUS-friendly electronics, and full EMI/RFI protection, these LED globes are a durable, long-lasting upgrade suitable for a wide range of vehicles.

Key Features

• Plug & Play H4 LED Headlight Upgrade

• Up to +207% more light volume than halogen

• Genuine Philips Lumileds ZES® LEDs

• 5700K true white output

• Passive copper belt cooling – no fan required

• Retains use of factory dust caps

• OEM-matching beam pattern with no glare

• CANBUS-friendly design

• EMI & RFI electrical protection

• Instant full brightness (no warm-up time)

• IP65 rated waterproof connectors

• Long service life with advanced thermal management

• 30-Day Money-Back Guarantee

Tech Specs

• LED Chip: Philips Lumileds ZES®

• Material: 6063 Aviation-grade aluminium

• Cooling: Six pure copper thermal belts

• Power Draw: 1.6A @ 13.6V (per lamp)

• Actual Lumens: 3,520 lm (pair)

• Voltage: 12V & 24V compatible

• Ingress Rating: IP65

• Lumen Maintenance (LM-80): 50,000 hrs

• Life Expectancy: 5,000+ hrs

• Connector: Standard H4 plug

What’s Included

• 2 × H4 Copper Head LED Globes

• 2 × Driver Modules

• 3M™ Double-Sided Mounting Pads

• Cable Ties

• Installation Instructions