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Modular LED Flood Light

Updated: 2026-07-21

Overview

LED flood lights are modular high-power lighting fixtures designed for uniform illumination of expansive spaces. Their 'spliced' (拼接) design allows multiple units to be combined seamlessly, creating customizable lighting arrays for large-scale projects. Unlike traditional floodlights, modern LED versions consume 60-80% less energy while delivering higher brightness (measured in lumens). They are the preferred choice for B2B buyers in construction, event management, and municipal lighting due to their scalability and low maintenance costs.

Structure and Working Principle

A typical unit consists of an aluminum heat sink for thermal management, LED modules (often COB or SMD type), a tempered glass/polycarbonate cover, and mounting brackets. The splicing mechanism uses interlocking grooves or connector ports for expansion. Electrically, they operate on constant current drivers that convert AC to DC, ensuring stable performance. Advanced models incorporate smart controls like DMX512 or wireless dimming, allowing synchronized operation across multiple fixtures when daisy-chained.

Key Features

Modularity is the standout feature—units can be combined horizontally/vertically to form continuous lighting walls. For example, six 100W modules may create a 600W equivalent system with unified light distribution. Other advantages include instant start-up (no warm-up), 50,000+ hour lifespan, and high CRI (≥80 for accurate color rendering). Industrial-grade variants offer surge protection up to 4kV and operate in -40°C to 60°C environments.

Application Areas

1. Sports: Stadiums use modular arrays to meet broadcast-level lighting standards (e.g., 2000 lux for FIFA). 2. Security: Perimeter lighting with motion sensors in warehouses. 3. Architectural: RGBW versions for dynamic façade lighting. In mining and oil fields, explosion-proof models (Ex d/e certification) are deployed. Theatrical versions with adjustable color temperature (2700K-6500K) serve film production studios.

Maintenance and Precautions

Dust accumulation on lenses can reduce output by 15-20%—clean quarterly with isopropyl alcohol. Inspect silicone gaskets annually to maintain waterproofing. Avoid mounting near flammable materials due to surface temperatures reaching 70°C. For splicing installations, use manufacturer-provided connectors to prevent voltage drop across long runs. Always disconnect power before module replacement.

B2B Procurement Guide

Specify required lumens (e.g., 10,000 lm for a 30m x 30m area) rather than wattage. Request LM-79 test reports to verify performance claims. For large orders, negotiate bulk discounts—a 100-unit purchase may reduce per-unit cost by 20-30%. Consider suppliers with in-house design teams for custom solutions like curved arrays. Lead times range from 2-6 weeks for specialized configurations.

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