Intermatic 120/208 VAC 4-Mode 50kA Surge Protective Device L5F23Y1DG2

Product Overview

The Intermatic L5F23Y1DG2 is a Type 2 surge protective device (SPD) specified for 120/208 VAC 3‑phase Y systems. It provides 4‑mode transient protection with a listed surge current rating of 50kA and includes an EMI/RFI filter, audible alarm and Form C contact.

Intended uses include panel, service and equipment protection where a matching voltage and phase are present. Confirm model, voltage, phase and local code requirements and have installation performed by a qualified electrician.

Key Features

• Model: L5F23Y1DG2 (Intermatic)
• Voltage: 120/208 VAC (3‑phase Y)
• Mode: 4‑Mode surge protection
• Surge current rating: 50kA
• Type rating: Type 2 SPD
• Includes EMI/RFI filter, audible alarm and Form C contact

What this SPD protects

Direct answer: The L5F23Y1DG2 is specified to protect electrical panels, service entrances and connected equipment from transient overvoltage events on a 120/208 VAC 3‑phase Y system.

• Provides 4‑mode protection for line-to-line and line-to-ground transients as listed for 3‑phase Y configurations.
• Classified as a Type 2 SPD in the provided product description.

Recommended applications

Direct answer: Use this SPD where a 120/208 VAC 3‑phase Y supply is present and a Type 2 device is appropriate for panel or distribution-level protection.

• Panel surge protection and service entrance protection where the voltage and phase match.
• Equipment protection in commercial or residential systems supplied by 3‑phase Y distribution.
• Suitable for contractor stocking and replacement matching the listed Intermatic model.

Features and monitoring

Direct answer: The device listing indicates onboard EMI/RFI filtering and user-facing status features for monitoring.

• EMI/RFI filter for interference suppression (as listed in the product description).
• Audible alarm to indicate device status (as listed).
• Form C contact for remote status monitoring (as listed).

Electrical and installation notes

Direct answer: This unit is specified for 120/208 VAC, 3‑phase Y systems. Confirm voltage, phase and applicable local electrical codes before selecting or installing the SPD.

• Voltage: 120/208 VAC (3‑phase Y) — verify compatibility with the target system.
• Type rating: Type 2 — follow applicable code and installation location guidance.
• Installation must be performed by a qualified professional and comply with the authority having jurisdiction.

Product specifications

Direct answer: Use the following fields for catalog matching and procurement.

• Brand: Intermatic
• Model / SKU: L5F23Y1DG2
• Original description: Surge Protective Device, 4‑Mode, 120/208 VAC 3Ph Y, Type 2, EMI/RFI Filter, Audible Alarm, Form C Contact, Surge Current Rating 50kA
• UPC: 078275151765
• Unit weight: 0.5 lb
• Master pack quantity: 1

Before You Order

Confirm the model number, voltage, phase and quantity required before ordering. Electrical products must be selected and installed by a qualified professional in accordance with the authority having jurisdiction.

• Verify compatibility with the target panel/service (120/208 VAC, 3‑phase Y).
• Confirm that a Type 2 SPD fits the intended installation location per local code.

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for Intermatic 120/208 VAC 4-Mode 50kA Surge Protective Device L5F23Y1DG2. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.