MD4 Dual Function Medical Bed Light

MD4: Meeting IESNA recommendations and providing maximum versatility, Williams split-style, over-the-bed MD4 luminaire is available with ambient, reading, and exam lighting features.

Features

Specify as a single fixture or in pairs to customize ambient, exam, and reading light output
Illuminate exam surfaces asymmetrically when installed in pairs and meet IESNA guidelines
Smooth, calming ambient lighting enhances patient comfort
Fixtures can be installed to allow maintenance access without working directly over patient beds
Optional low-voltage controller allows for bedside lighting control
Double-gasketed sani-shield protects fixture from dust, bugs and other contaminants while simplifying maintenance and cleaning
Anti-microbial finish suppresses the spread of dangerous micro-organisms, mold, and bacterial growth
Quick-wire access plate in back of fixture housing for easy attachment of incoming power supply
High-performance up to 112 lm/W
Optional low-voltage controller wall plate accessories provide easy access for healthcare personnel
Optional tamper-resistant screws secure door frame
Optional triple gasket protects against contaminant ingress
All parts painted after fabrication to facilitate installation, increase efficiency, and inhibit corrosion
Deliver scalable, data-driven smart buildings with PoE-enabled fixtures and controls
Support human-centric design with adaptive, individualized lighting using tunable white light
Build America, Buy America and Buy American Act compliant
Made Right Here^® in the USA

Tools

Quantity Estimator

Estimate fixture quantities and light levels.

Product Builder

Configure fixtures and streamline the ordering process.

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Specifications

Housing	20-gauge die-formed and welded C.R.S.
Door Frame	.050″ extruded regressed aluminum frame with curved diffuse acrylic lens and clear acrylic sani-shield. Fully enclosed spring-loaded cam latches.
Shielding	Internal curved diffuse ribbed acrylic with external clear, non-prismatic sani-shield lens.
Finish	92% minimum average reflective white anti-microbial powder coat, bonded to phosphate-free, multi-stage pretreated metal. All parts painted after fabrication to facilitate installation, increase efficiency, and inhibit corrosion.
Electrical	High-quality mid-power LED board. Rated for 50,000 hours at 70% lumen maintenance (L70). 25°C maximum ambient operating temperature. 50/60 Hz constant current driver.
Mounting	NEMA Type “G” 15/16″ or 1″ grid standard. For NEMA Type “NFG” and “SG” 9/16″ grid installations, specify EQCLIPS option. Drywall flange kit available, shipped separately. Fixture must be installed prior to Drywall Kit.
Listings	• cCSAus certified as luminaire suitable for dry or damp locations. • Build America, Buy America (BABA) and Buy American Act (BAA) compliant. Request certification at hew.com/buy-american.
Warranty	5-year limited warranty, see details

Housing	20-gauge die-formed and welded C.R.S.
Door Frame	.050″ extruded regressed aluminum frame with curved diffuse acrylic lens and clear acrylic sani-shield. Fully enclosed spring-loaded cam latches.
Shielding	Internal curved diffuse ribbed acrylic with external clear, non-prismatic sani-shield lens.
Finish	92% minimum average reflective white anti-microbial powder coat, bonded to phosphate-free, multi-stage pretreated metal. All parts painted after fabrication to facilitate installation, increase efficiency, and inhibit corrosion.
Electrical	High-quality mid-power LED boards. L70 >50,000 hours per IES TM-21. Low-voltage DC fixture, to be fed by Class 2 power supply. Tunable White products use LEDs of multiple CCTs and may produce a perceptibly different shade of white from single-CCT products at the same CCT. All CCTs are within 3 MacAdam ellipses.
Mounting	NEMA Type “G” 15/16″ or 1″ grid standard. For NEMA Type “NFG” and “SG” 9/16″ grid installations, specify EQCLIPS option. Drywall flange kit available, shipped separately. Fixture must be installed prior to Drywall Kit.
Listings	• cCSAus certified as luminaire suitable for dry or damp locations. • Build America, Buy America (BABA) and Buy American Act (BAA) compliant. Request certification at hew.com/buy-american.
Warranty	5-year limited warranty, see details
System Requirements	• PoE-ready luminaires are connected to building power systems through network integration and require other components for complete PoE lighting system • For additional PoE info, see details

Housing	20-gauge die-formed and welded C.R.S.
Door Frame	.050″ extruded regressed aluminum frame with curved diffuse acrylic lens and clear acrylic sani-shield. Fully enclosed spring-loaded cam latches
Shielding	Internal curved diffuse ribbed acrylic with external clear, non-prismatic sani-shield lens
Finish	92% minimum average reflective white anti-microbial powder coat, bonded to phosphate-free, multi-stage pretreated metal. All parts painted after fabrication to facilitate installation, increase efficiency, and inhibit corrosion.
Electrical	High-quality mid-power LED board. L70 > 50,000 hours per IES TM-21. Tunable White products use LEDs of multiple CCTs and may produce a perceptibly different shade of white from single-CCT products at the same CCT. All CCTs are within 3 MacAdam ellipses. 50/60 Hz constant current driver.
Mounting	NEMA Type “G” 15/16″ or 1″ grid standard. For NEMA Type “NFG” and “SG” 9/16″ grid installations, specify EQCLIPS option. Drywall flange kit available, shipped separately. Fixture must be installed prior to Drywall Kit.
Listings	• cCSAus certified as luminaire suitable for dry or damp locations. • Build America, Buy America (BABA) and Buy American Act (BAA) compliant. Request certification at hew.com/buy-american.
Warranty	5-year limited warranty, see details