Omnilumen: Metalumen – Rail 2 Acoustic Direct/Indirect (RM2DU-ACL)

November 24, 2025
Rail 2 Acoustic Series by Metalumen Offers Aesthetic Appeal, While Reducing the Noise-Levels in Any Space for Optimal Productivity
When designing lighting for a space, why not consider solving an often-overlooked issue in that space – noise. Metalumen’s Rail 2 Acoustic is now available with direct/indirect distribution, while quietly adding light to your environment with sound-dampening properties.
The Rail 2 Acoustic RM2DU-ACL is constructed with ezoBord sound-absorbing baffles making it a 2-in-1 solution that doesn’t compromise on aesthetic appeal, while reducing the noise-levels in any space for optimal productivity. The Rail 2 Acoustic family is available in 15 vibrant colors and 10 wood grain finishes, batwing indirect optics for wide distribution for improved uniformity and limitless design configurations with various heights, lengths and patterns.
Features
- Direct / Indirect light distribution
- Sound absorbing acoustic material
- Available at 8, 12 and 16″ heights
- Acoustic material is resistant to bacteria and moisture
- Available in a variety of colors
Specifications
Luminaire
- Housing: Rigid extruded aluminum body, 2.0mm (0.08”) nominal wall thickness. Aluminum end caps.
- Optical System: Metalumen luminaires are designed to utilize leading edge LED technology combined with luminaire optimized reflectors and their custom diffusers, resulting in industry leading optical performance.
- CRI: 83+ for 3500K, 80 minimum for all CCTs in standard configurations.
- Lumen Maintenance: Minimum 50,000h with TM-21 lumen maintenance of 85% @ 25°C ambient temperature (calculated based on IESNA LM-80-08 LED test data). L70: ≥60,000hrs.
- Paint Finish: Standard white finish. For custom finish, contact factory.
- Electrical: Factory prewired with easy wire quick connect sections.
- Voltage: 120V, 277V, 347V (Consult factory), UNV (120–277V)
- Drivers: Metalumen offers 0-10V dimming* as a standard on their entire LED product offering. Dimming range is 1%-100%. Power factor is > 90%. Class 2 rating. Drivers are integral.
- Environment: Suitable for dry or damp locations.
*Standard drivers compatible with passive/sinking dimmers. Please contact Metalumen if active/sourcing dimmer support is required.
Baffle Material
- Composition: 100% PET (min. 50% recycled content)
- Thickness: ⅜” (9mm) | ±0.5mm
- Weight: ⅜” (9mm) sheet: 8.4lbs (3.8kg) | ±5%
- Hardness: 60-65 (Shore C)
- Fire Testing:
- North America:
- ASTM E-84 Class A
- CAN ULC S102-10
- Europe and UK:
- EN13501-1: 2007
- Acoustics: Refer to ASTM C423-17 test charts for specific absorption coefficients. ⅜” (9mm): NRC 0.75 (subject to
mounting conditions) - Product Variances: Variation in fiber mix and colour may occur. All products will be supplied within commercial tolerances.
- General: Tackable, impact resistant, bacteria resistant, moisture resistant, installation friendly.
- Environment: Made of polyester fiber, min. 50% of which comes from recycled water bottles which contributes to LEED MR Credit and BREEAM Health and Wellbeing, Materials points due to recycled content, acoustic performance, and low emitting materials.
- No VOC’s: CDPH v1.2 and REACH SVHC Compliant.
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Rail 2 Acoustic













