Certs:
Elevate higher ceilings, retail spaces, and architectural interiors with the bold aesthetic and high-intensity illumination of the Regulus 4" Square High-Output Smooth LED Downlight Retrofit (Model LR23787, Ordering Code: LED/DL4HO/5CCT/FL/SQ). Custom-engineered for standard 4-inch recessed light cans, this fixture includes an E26 medium screw base adapter for a effortless, toolless upgrade over legacy 75W incandescent luminaires. Its clean, smooth white square trim presents a sharp, minimalist edge that sits near-flush with contemporary ceilings.
Operating at 12W, this High-Output (HO) model delivers 1000 lumens of glare-free light with an efficacy of 83 lm/W across a focused 90° beam distribution. It features an integrated 5-CCT selectable switch (2700K, 3000K, 3500K, 4000K, and 5000K) supported by superior color accuracy (CRI 90). Fully compatible with standard 120V TRIAC dimmers, it provides continuous brightness control. Built for long-term operational performance, this luminaire offers a 50,000-hour rated life and an estimated annual operating cost of just $1.44.
Key Features:
High-Output (HO) Performance: Delivers 1000 lumens using only 12W, providing boosted output for higher ceilings and accent illumination.
Architectural Square Smooth Trim: Minimalist 4-inch square smooth design offers a clean, contemporary ceiling aesthetic.
5-CCT Field Selectable: Easily customize your color temperature (2700K, 3000K, 3500K, 4000K, or 5000K) using the built-in selector switch.
E26 Base Adapter Included: Plug-and-play installation into standard 4" screw-base recessed light housings.
High Color Quality (CRI 90): Delivers rich, accurate color rendering across residential, retail, and hospitality applications.
120V TRIAC Dimmable: Smooth, continuous dimming performance using standard forward-phase wall dimmers.
50,000-Hour Rated Life: Long operational lifespan drastically cuts maintenance costs and replacement overhead.
| Technical Specification | Product Details (LR23787 Profile) |
| Item Registry Number | LR23787 |
| Ordering Code | LED/DL4HO/5CCT/FL/SQ |
| Product Line / Series | Regulus High-Output LED Recessed Retrofit Series |
| Housing Style & Shape | 4" Square Smooth High-Output Downlight |
| Nominal System Size | 4.00 Inch |
| Physical Dimensions | 5.00" Length x 5.00" Width x 3.24" Height |
| Aesthetic Surface Finish | Architectural White |
| Optical Lens & Trim | Smooth Diffuser Lens |
| Base Interface Type | E26 Medium Screw Base Adapter |
| Power Consumption | 12W (75W Incandescent Equivalent) |
| Input Operational Voltage | 120V AC (60Hz) |
| Power Factor / Efficacy | PF 0.9 / 83 Lumens per Watt |
| Luminous Output Performance | 1000 Lumens |
| Color Rendering Index (CRI) | CRI 90 (High Color Fidelity) |
| Beam Spread Angle | 90° Flood Distribution |
| Selectable Color Options | 5-CCT Switch (2700K / 3000K / 3500K / 4000K / 5000K) |
| Dimming Protocol | TRIAC Dimmable |
| Rated Operational Lifetime | 50,000 Hours |
| Estimated Yearly Energy Cost | $1.44 (Based on standard usage) |
| Operating Temperature Range | -4°F (-20°C) Min / 104°F (40°C) Max |
Individual UPC Barcode: 644216100118
Master Pack Barcode: 10644216100115
Master Case Pack Quantity: 24 Units per Case
Master Case Dimensions: 19.21" L x 11.26" W x 11.26" H
Master Case Gross Weight: 9.88 lbs