MESTER LIGHTING CORPORATION MACD01640W27VDDK*YATVB***
MESTER LIGHTING CORPORATION MACD01640W27VDDK*YATVB*** appears in the U.S. EPA ENERGY STAR "Certified Light Fixtures - Downlights" dataset, which lists products whose manufacturers have certified them to the program's specification (record 4510316, certified 2025-09-26). EPA publishes these rated values for the listing: Indoor outdoor Indoor; Fixture type Downlight Surface Mount; Light output (lm) 3800; Total input power (W) 40; Energy efficiency (lm/W) 95; Correlated color temperature (K) 2700k,3000k,3500k,4000k,5000k; Color rendering index CRI 92; Light source life (h) 108000; Connected capable No; Can size in 6. The listing records ENERGY STAR certification and the rated values the manufacturer reported to EPA. It is not a determination that any building, installation or design complies with a code.
Specifications
| Notes | The 1st * represents the color of the luminaire,can be W=white, B=Black, SG=silver gray.The ** represents mounting, can be SM=surface mount, CM=Cord Pendant Mount,CM1=4ft Cord Pendant Mount, CM2=12ft Cord Pendant Mount, ST=Stem Pendant Mount, ST1=4ft Stem Pendant Mount, ST2=8ft Stem Pendant Mount, AS=Adjustable Surface Mount. The last * represents product code, can be blank or A-Z |
| Can size in | 6 |
| Fixture type | Downlight Surface Mount |
| Power factor | 1 |
| Indoor outdoor | Indoor |
| Special features | 0-10V Dimming,Continuously Dimmable,Damp Location Rated,Multi-Output,White Light Tunable |
| Connected capable | No |
| Light output (lm) | 3800 |
| Light source life (h) | 108000 |
| Total input power (W) | 40 |
| Energy efficiency (lm/W) | 95 |
| Color rendering index CRI | 92 |
| Correlated color temperature (K) | 2700k,3000k,3500k,4000k,5000k |
Certifications & Standards
Sustainability
Code sections
Sections of the model codes that address this type of product. A link opens the code library at the chapter that holds the section. It points to the code; it does not say this model meets it.
- IECC 2021 R404.1Lighting equipment
IECC 2021 R404.1 governs high-efficacy lighting sources in permanently installed residential fixtures. This is the section for this product type, not a check of this model against it.
What this link does and does not claim
Asserted: this is an ENERGY STAR certified recessed downlight, and R404.1 is the energy code section that addresses high-efficacy lighting sources in permanently installed residential fixtures. Not asserted: that this model meets any table value in R404.1, or that any building using it complies.