Eaton SPM160220Y4T SPD MAX surge protection device - UL 1449
Part Number: SPM160220Y4T
Quick Summary
The Eaton SPM160220Y4T SPD MAX surge protection device guards electrical systems against damaging transients in industrial and commercial power distributions. In practice, engineers confront nuisance surges that threaten uptime and equipment life; this protector mitigates those risks with a high per-phase capacity and a robust NEMA 4 enclosure. UL 1449 certification alongside a NEMA 4 rating reinforces reliability in harsh environments, while the 127/220 V Wye (4W+G) configuration and internal terminal block simplify installation. By delivering proven surge protection within a compact footprint, this device supports streamlined maintenance and improved compliance, enabling you to protect drives, PLCs, and other critical controls without compromising panel space or serviceability.
Product Information
Extended Description
SPM160220Y4T Eaton: Eaton SPD Max series surge protection device, SPD Max Series, 160 kA per phase, 127/220 Wye (4W + G), Power Xpert SPD, NEMA 4 with internal terminal block
Product Name
Eaton SPD MAX series surge protection device
Catalog Number
SPM160220Y4T
UPC
786689407841
Product Length/Depth
9.5 in
Product Height
17.05 in
Product Width
15 in
Product Weight
52 lb
Certifications
UL 1449
Voltage rating
127/220 Wye (4W+G)
Surge current
160kA per phase
Feature: 160 kA per phase surge current. Benefit: Delivers robust protection for critical loads, reducing the risk of saturating downstream equipment during transient events. Application: Main electrical distribution panels in manufacturing plants, ensuring continuous operation of drives and sensors. Feature → Business Impact → Application: 127/220 V Wye (4W+G) compatibility enables straightforward integration with common industrial power architectures, lowering engineering effort and wiring errors. Application: Control cabinets and motor drives in automation lines where reliable protection is essential. Feature: NEMA 4 enclosure with internal terminal block. Benefit: Weatherproof and corrosion-resistant protection with simplified installation, reducing field wiring time and fatigue. Application: Outdoor panels, wash-down areas, and harsh factory environments. Feature: UL 1449 certification. Benefit: Compliance assurance and risk mitigation for safety and reliability, facilitating audit readiness. Application: Any regulated facility, data centers, and mission-critical automation systems. Feature: Compact dimensions (9.5 in D, 17.05 in H, 15 in W) and 52 lb weight. Benefit: Space- and load-conscious installation with predictable mounting in standard panels. Application: Industrial switchgear rooms and distribution boards where footprint matters. Feature: Internal terminal block. Benefit: Faster, safer wiring with fewer field connections and reduced chance of mis-termination. Application: Retrofit projects and new builds where wiring speed and reliability are priorities.
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FAQs
Installers should plan for adequate clearance and grounding, connect to the internal terminal block for tidy wiring, and mount the unit in a standard distribution panel with a NEMA 4 environment in mind. The 127/220 V Wye configuration (4W+G) simplifies compatibility, while the 9.5 in depth helps minimize panel intrusion. Follow the Eaton datasheet for wiring diagrams and torque specs to ensure reliable performance and UL 1449 compliance.
The SPM160220Y4T provides 160 kA per phase surge protection. This rating indicates strong transient current handling suitable for protecting sensitive drives, PLCs, and other controls in medium to large power distributions. It aligns with UL 1449 requirements and supports protection for 127/220 V Wye systems, reducing the likelihood of equipment damage from voltage spikes.
Yes. The SPM160220Y4T is part of Eaton’s SPD MAX series and is designed for seamless integration with Eaton protection schemes and Power Xpert monitoring ecosystems. The internal terminal block simplifies wiring, and its NEMA 4 enclosure supports installation alongside Power Xpert hardware in industrial environments, ensuring consistent protection across Eaton-driven installations.
Industrial power panels, motor control centers, and data centers benefit most due to high surge tolerance (160 kA per phase) and 127/220 V Wye compatibility. The device protects critical assets such as drives, PLCs, and sensors, reducing downtime and maintenance costs, while the compact footprint and internal terminal block speed installation and service in challenging environments.
The SPM160220Y4T carries UL 1449 certification and a NEMA 4 enclosure with an internal terminal block. UL 1449 confirms electrical safety and performance under surge conditions, while NEMA 4 provides protection against water and dust ingress in harsh industrial settings. These ratings help meet regulatory requirements and sustain reliability in outdoor or wash-down environments.