Nora Lighting NHIC-427LMRAT/277 4" Shallow, IC, AT LED Dedicated New Construction Housing, 277V w/ 50W Step Down Transformer

Product Overview

The Nora Lighting NHIC-427LMRAT/277 is a 4-inch shallow recessed housing engineered for new-construction installations. It is IC-rated to be in direct contact with ceiling insulation and is configured for 277 V commercial circuits with a 50 W step-down transformer.

This housing accepts Nora 4" trims made for the NHIC-427 series. It is intended for general and accent recessed lighting in residential and commercial new-construction ceilings where IC contact is required.

Key Features

• IC-rated housing for direct contact with ceiling insulation
• New-construction design — install before the ceiling is finished
• Configured for 277 V input with a 50 W step-down transformer
• 4-inch aperture compatible with NHIC-427 series trims

What this housing does

The NHIC-427LMRAT/277 is a dedicated new-construction recessed housing designed to receive 4" Nora trims from the NHIC-427 series. It provides a shallow, IC-rated enclosure for downlights used for general or accent illumination in ceilings where the housing may contact insulation.

Electrical and wattage details

This model is configured for 277 V commercial circuits and includes a step-down arrangement supporting 50 W. Use this information to verify compatibility with your project’s branch circuit and load calculations.

• Voltage: 277 V
• Wattage capacity: 50 W (step-down transformer configuration)

Installation and compatibility

The NHIC-427LMRAT/277 is intended for new-construction installation — mount the housing in the ceiling framing before the ceiling finish is installed. It is IC-rated, allowing direct contact with ceiling insulation as part of compliant IC installations.

Trim compatibility: match the appropriate 4" Nora trim designed for the NHIC-427 series. Confirm the trim model and ordering separately; trims are not included with the housing.

• Construction type: New construction
• Housing rating: IC-rated (suitable for direct insulation contact)
• Trim: Accepts NHIC-427 series 4" trims (trim sold separately)

Aperture and size

The housing features a 4-inch aperture intended for 4" downlight trims and modules. Verify that the selected trim or lamp is specified for a 4" aperture to ensure proper fit and appearance.

• Aperture size: 4 in

Before You Order

Confirm the model number and quantity required before ordering. This housing requires a separately purchased 4" trim from the NHIC-427 series; trims and lamps are not included.

• Verify circuit voltage (277 V) and that 50 W capacity meets your fixture load.
• Confirm compatible 4" NHIC-427 series trim model before purchase.
• Intended for new-construction installation; not designed for retrofit applications.

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for Nora Lighting NHIC-427LMRAT/277 4" Shallow, IC, AT LED Dedicated New Construction Housing, 277V w/ 50W Step Down Transformer. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.