Intermatic 277/480 VAC 4-Mode 50kA Surge Protective Device L5F23Y2DG1

Product Overview

The Intermatic L5F23Y2DG1 is a Type 2 surge protective device designed for 277/480 VAC three‑phase Y electrical systems. It provides 4‑mode protection with a listed surge current rating of 50kA and includes an EMI/RFI filter.

This SKU is intended for panel, service-entrance, and equipment protection in commercial and residential electrical installations. Model and selection should be confirmed and installed by a qualified professional.

Key Features

• Voltage: 277/480 VAC for 3‑phase Y systems
• Mode: 4‑Mode surge protection
• Surge current rating: 50kA
• Type rating: Type 2 (panel/service level)
• Includes EMI/RFI filter
• Manufacturer model/SKU: L5F23Y2DG1 (UPC 078275151796)

What this device does

The L5F23Y2DG1 is a surge protective device that reduces transient overvoltages on a 277/480 VAC three‑phase Y electrical system. It provides 4‑mode protection to divert surge energy away from connected equipment and incorporates an EMI/RFI filter to help reduce electromagnetic and radio‑frequency interference.

• Diverts transient surge energy to protect downstream equipment
• EMI/RFI filtering helps limit interference on power lines

Intended applications

Use this Intermatic SPD for service‑entrance, distribution panel, or equipment protection in commercial and residential electrical systems where a Type 2 device is appropriate. Typical uses include protecting power distribution panels, sensitive equipment, and contractor stock inventory for jobsite installs.

• Service entrance surge protection
• Panel surge protection
• Commercial and residential electrical systems
• Equipment protection and contractor stock

Electrical and performance specifications

Confirm electrical compatibility with your system before selection. The L5F23Y2DG1 is specified for 277/480 VAC, 3‑phase Y systems and is rated at 50kA surge current in a 4‑mode configuration. It is designated as a Type 2 device (point-of‑use/panel level).

• Voltage: 277/480 VAC
• Phase: 3‑phase Y
• Mode: 4‑Mode
• Surge current rating: 50kA
• Type rating: Type 2
• UPC: 078275151796

Installation and ordering guidance

Select and install the L5F23Y2DG1 only after verifying the model number, system voltage, phase, and applicable local codes. Electrical work must be performed by a qualified professional or an installer authorized by the authority having jurisdiction.

• Confirm model L5F23Y2DG1 and UPC before ordering
• Verify system is 277/480 VAC 3‑phase Y
• Follow local electrical codes and qualified installation practices

Before You Order

Confirm the model number, system voltage, phase, and local code requirements before ordering. Electrical products should be selected and installed by a qualified professional in accordance with the authority having jurisdiction.

• Verify L5F23Y2DG1 matches your specified 277/480 VAC 3‑phase Y application.
• Confirm quantity required; master pack quantity is 1.
• Consult a qualified electrician or engineer for compatibility and installation.

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for Intermatic 277/480 VAC 4-Mode 50kA Surge Protective Device L5F23Y2DG1. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.