Nora Lighting NHIOICD-420LE4/EM2 4" Iolite LED Dedicated IC Airtight New Construction Housing w/ EM Driver, 27W, 120/277V input; Triac / ELV / 0-10V dimming

Product Overview

The Nora Lighting NHIOICD-420LE4/EM2 is a 4-inch Iolite LED dedicated new‑construction recessed housing rated IC‑airtight. It provides 27 W operation on 120/277 V and includes an emergency (EM) driver.

Designed for new‑construction installations where the housing may contact ceiling insulation, the unit supports Triac/ELV and 0–10V dimming and is intended for general and accent recessed lighting in residential or commercial ceilings.

Key Features

• 4 in aperture dedicated LED housing — model NHIOICD-420LE4/EM2
• 27 W LED dedicated driver with multi‑volt 120/277 V input
• IC‑rated airtight housing for direct contact with insulation
• Included EM (emergency) driver
• Dimming compatible: Triac / ELV and 0–10V

What this housing does

The NHIOICD-420LE4/EM2 is a dedicated LED recessed housing designed for new‑construction ceilings. It accepts Nora’s compatible 4-inch Iolite LED modules/drivers and includes an emergency driver (EM) to provide emergency operation where required.

• Dedicated 4" LED housing for fixed or adjustable Iolite trims (verify trim compatibility separately)
• Includes EM driver for emergency lighting operation

Electrical input and dimming compatibility

This housing is configured for 27 W LED operation with multi‑volt input and supports common dimming methods used in commercial and residential installations.

• Wattage: 27 W
• Input voltage: 120/277 V
• Dimming: Triac / ELV and 0–10V control (pair with a 0–10V control/dimmer rated for the load)

Installation type and IC rating

The NHIOICD-420LE4/EM2 is a new‑construction housing intended to be installed before the ceiling is finished and is IC‑rated for direct contact with ceiling insulation.

• Construction type: New construction — mounts prior to finish ceiling
• IC‑rated airtight housing — can be in direct contact with insulation

Recommended applications

Use this housing where compact 4-inch recessed lighting is required and where IC contact with insulation is expected. It is suitable for both residential and commercial projects requiring emergency lighting capability and dimming control.

• New‑construction residential and commercial ceilings
• General and accent recessed lighting
• IC‑rated ceilings where insulation contacts the housing

Before You Order

Confirm the model number and quantity required before ordering. Verify trim, reflector, or specific Iolite LED module compatibility for the NHIOICD-420 series as trims and LED modules are sold separately.

• Confirm the NHIOICD-420LE4/EM2 SKU matches project requirements (aperture, wattage, emergency driver).
• Pair with a 0–10V dimmer or Triac/ELV control rated for the fixture load where dimming is required.
• Verify ceiling thickness and new‑construction mounting conditions prior to installation.

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for Nora Lighting NHIOICD-420LE4/EM2 4" Iolite LED Dedicated IC Airtight New Construction Housing w/ EM Driver, 27W, 120/277V input; Triac / ELV / 0-10V dimming. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.