MW Lighting MSW-35/45/55W-3CCT 35/45/55W Selectable Stairwell Light 3-CCT Selectable

Product Overview

The MW Lighting MSW-35/45/55W-3CCT is a 4 ft LED stairwell/linear fixture with field-selectable wattage (35/45/55W) and three field-selectable color temperatures (3500K, 4000K, 5000K).

Outputs range from 4,200 to 6,600 lumens depending on the selected wattage. The fixture operates on 120–277V, supports 0–10V dimming, and is listed/qualified by UL and DLC.

Key Features

• Field-selectable wattage: 35W, 45W, or 55W on site
• Field-selectable CCT: 3500K / 4000K / 5000K
• Lumen outputs: 4,200 lm (35W) / 5,400 lm (45W) / 6,600 lm (55W)
• Universal 120–277V input
• 0–10V dimming compatibility
• CRI: 80+
• Mounting options: surface, suspended, or continuous-row linear installations
• Listings/qualification: UL and DLC

What this fixture is for

The MSW-35/45/55W-3CCT is intended for commercial and utility linear lighting where a field-selectable SKU reduces the need to stock multiple fixed-output/color options. Typical uses cited for this fixture include continuous-row stairwell and corridor lighting, warehouse and shop general illumination, and damp/utility-area installations.

• Continuous-row linear lighting for stairwells and corridors
• General lighting in shops, warehouses, and utility areas
• Damp-area and retrofit installations where selectable output/CCT is needed

Light output and selectable performance

This model provides three selectable wattage/lumen options so output and energy use can be adjusted on site according to project needs.

• 35W → 4,200 lumens
• 45W → 5,400 lumens
• 55W → 6,600 lumens
• Color temperature options: 3500K, 4000K, 5000K
• Color rendering index: 80+

Dimming and electrical compatibility

The fixture accepts a wide input voltage range and is compatible with 0–10V control systems.

• Voltage: 120–277V universal input
• Dimming: 0–10V control compatible (requires a compatible 0–10V controller)

Mounting and installation configurations

The MSW is described for surface, suspended, or continuous-row linear mounting. Confirm run layout and mounting preferences when planning an installation.

• Mounting options: surface mount, suspended mount, or continuous-row linear configuration
• Fixture length: 4 ft — verify run and coupling/hardware needs when ordering

Key specifications

Quick reference of the verified technical details for specification and ordering.

• Model / SKU: MSW-35/45/55W-3CCT
• Size: 4 ft
• Wattage: 35 / 45 / 55W (field selectable)
• Lumens: 4,200 / 5,400 / 6,600 lm
• CCT: 3500K / 4000K / 5000K (field selectable)
• CRI: 80+
• Voltage: 120–277V
• Dimming: 0–10V
• Listings/qualification: UL, DLC

Before You Order

Verify fixture length (4 ft), required quantity, and planned mounting method for your run. If dimming is required, plan for a compatible 0–10V control solution.

• Confirm the 4 ft length and that selectable wattage/CCT meet the project's illuminance and color requirements
• Confirm mounting method (surface, suspended, or continuous-row) and any additional hardware
• Specify 0–10V controls if dimming integration is required

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for MW Lighting MSW-35/45/55W-3CCT 35/45/55W Selectable Stairwell Light 3-CCT Selectable. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.