LED Bulb 7440 12–24V 35SMD 3030 CREE Samsung CANBUS (W21W Equivalent) — White

The 7440-3030-35SMD CREE Samsung CANBUS 12–24V (White) is a high-performance LED bulb designed to replace standard W21W (7440) halogen bulbs in automotive lighting systems.

Featuring 35 high-efficiency 3030 SMD LEDs based on CREE and Samsung technology, this bulb delivers uniform, bright white illumination and stable performance.

The wide 12–24V operating voltage ensures compatibility with passenger cars, SUVs, vans, and commercial vehicles.

An integrated CANBUS driver eliminates dashboard error messages and flickering.

Technical Specifications

Bulb type: 7440 (W21W)

Design: wedge base, single contact

Voltage: 12–24V

LEDs: 35 × SMD 3030

Chip technology: CREE / Samsung

Light color: white

CANBUS: yes

Applications

Daytime running lights (DRL)

Reverse lights

Signal and auxiliary lighting

Commercial vehicles