The irradiation range of a downlight 5 inch typically depends on its beam angle, installation height, and lumen output, generally covering 1.5–3 meters in diameter. This range makes it versatile for various spaces, from residential rooms to commercial areas, where balanced illumination is key. As a leading provider, IMIGY Lighting’s Grace Down Lights and Phoenix Down Lights (our flagship downlight 5 inch models) are engineered to optimize irradiation, ensuring efficient coverage that aligns with downlight ceiling design goals. The following explains their ranges and practical applications.

1. Key Factors Affecting Irradiation Range

a. Beam Angle

A downlight 5 inch with a wide beam angle (120°) covers larger areas, ideal for general lighting. Our Phoenix Down Lights (a robust down panel light) feature 120° beams, spreading light over 2.5–3m at 2.5m installation height. Narrower angles (60°), like in some Grace Down Lights, focus on 1.5–2m zones, suited for task lighting.

b. Installation Height

Higher ceilings expand the range: at 3m, a downlight 5 inch may cover 3m in diameter, while at 2m, it shrinks to 2m. This is critical for down light ceiling planning in rooms with varying heights.

2. Irradiation Ranges of IMIGY Products

a. Grace Down Lights

These dimmable downlight led fixtures (5 inch) have a 90° beam angle, covering 2–2.5m in diameter at 2.5m height. Their diffused light suits downlight ceiling design in living rooms or bedrooms, providing soft, even illumination without harsh edges.

b. Phoenix Down Lights

Our downlight 5 inch down panel light option offers a 120° beam, reaching 2.5–3m at the same height. This broader range makes it ideal for kitchens or offices, where down light ceiling setups require extensive coverage.

3. Practical Applications by Range

a. General Lighting

In living rooms with downlight ceiling design, space Phoenix Down Lights 2.5m apart to overlap coverage, ensuring no dark spots. Their 3m range creates uniform brightness.

b. Task Lighting

Use Grace Down Lights (dimmable downlight led) above vanities or worktops—their 2m range focuses light precisely where needed, enhancing functionality.

4. Tips for Optimizing Coverage

a. Spacing Calculation

For down light ceiling installations, multiply the installation height by 0.7 to determine spacing. For a 2.5m ceiling, place downlight 5 inch models 1.75m apart to avoid gaps.

b. Pairing with Other Fixtures

Combine down panel light models like Phoenix Down Lights with narrower-beam Grace Down Lights to balance general and task lighting in large rooms.

The irradiation range of a downlight 5 inch is 1.5–3m, with IMIGY’s Grace Down Lights and Phoenix Down Lights offering tailored coverage for diverse needs. Whether enhancing downlight ceiling design with broad, even light (Phoenix) or focused task illumination (Grace), our dimmable downlight led models deliver reliable performance. Contact us to choose the right downlight 5 inch for your space’s coverage requirements.