Lotus 4" Round Deep Regressed LED Plenum Rated High Output 18W | LD4R-HO

Overview

The Lotus LED LD4R-HO is a contractor-grade 4-inch round deep regressed recessed lighting fixture, engineered to provide high-lumen output without glare. Its architectural-spec design is IC Rated and Air-Tight, making it suitable for insulated ceilings and open plenum applications.

Key Features

• High-output performance with up to 1690 lumens from a 4-inch aperture.
• Type IC Rated and Air-Tight, eliminating the need for a separate housing.
• Dimmable with 120V AC Triac or optional 120V-347V AC 0-10V systems.
• Deep regressed design for elegant, low-glare aesthetics.
• Wet location and open plenum rated for versatile indoor and outdoor use.

Technical Specifications

• Aperture: 4-inch Round
• Power: 18W
• Input Voltage: 120V AC (Standard) or 120V-347V AC (Optional)
• CCT Options: 2700K, 3000K, 3500K, 4000K, 5000K, DTW 30-20K, DTW 30-18K, or 5CCT Field Selectable
• Lumen Output: 1310 lm to 1690 lm (varies by CCT)
• CRI: 90+
• Beam Angle: 30° (Default), 15° (Optional), or 60° (Optional)
• IP Rating: IP 54
• Operating Temperature: -40°F (-40°C) to +104°F (+40°C)
• Certification: cULus
• Warranty: 10 Year Residential / 5 Year Commercial

Variant Combinations

To build the specific Model ID, select one option from each category below following the structure: LD4R - [CCT] - HO - [Reflector-Trim] - [Beam Angle].

1. Color Temperature (CCT)

• 27K: 2700K
• 30K: 3000K
• 35K: 3500K
• 40K: 4000K
• 50K: 5000K
• 32K: Dim to Warm 3000K to 2000K
• 3018K: Dim to Warm 3000K to 1800K
• 5CCT: User selectable 2700K-3000K-3500K-4000K-5000K

2. Reflector & Trim Finishes

• 4R-WR-WT: White Reflector / White Trim
• 4R-SR-WT: Silver Reflector / White Trim
• 4R-BR-WT: Black Reflector / White Trim
• 4R-BR-BT: Black Reflector / Black Trim
• 4R-SR-BT: Silver Reflector / Black Trim
• 4R-SR-ST: Silver Reflector / Silver Trim
• 4R-ORB: Oil Rubbed Bronze

3. Beam Angle Suffix

• (Blank): 30° Default Beam
• -15D: 15° Narrow Beam
• -60D: 60° Wide Beam

4. Optional Driver

• 120V-347V: Optional 120V-347V AC 0-10V Dimmable Driver