Eaton SPM300480Y3T Surge Protection Device - UL 1449
Part Number: SPM300480Y3T
Quick Summary
Eaton SPM300480Y3T is a surge protection device designed to shield critical electrical infrastructure in industrial facilities. Downtime from transient surges erodes productivity and triggers costly repairs. This solution carries UL 1449, UL 1283, and CSA compliance to ensure reliable protection in harsh environments. With a NEMA 4 enclosure and an internal terminal breaker, installation is straightforward and asset protection scales with plant needs. By combining surge protection with a built-in counter and RoHS compliance, it reduces maintenance complexity while supporting uptime, compliance, and long-term cost savings. Engineered for broad compatibility, it fits into standard electrical distributions and reduces panel pressure thanks to an integrated terminal breaker. The durable design supports remote maintenance programs, making it attractive for OEMs and end users alike.
Product Information
Extended Description
SPM300480Y3T Eaton: Surge Protective Device, Max series, Single module, 300 kA per phase, 277/480 Wye (4W+G), Standard with surge counter, NEMA 4 w/ internal terminal breaker
Product Name
Eaton SPD MAX series surge protection device
Catalog Number
SPM300480Y3T
UPC
786685918853
Product Length/Depth
9.3 in
Product Height
17.5 in
Product Width
14.91 in
Product Weight
50 lb
Warranty
15 years from the date of delivery (20 years when registered on www.eaton.com/spd)
Compliances
RoHS Compliant
Certifications
UL 1449 UL 1283 CSA Electrical Notice NO. 516 Edition 1 CSA Std. C22.2 No. 8-M1986
Voltage rating
277/480 Wye (4W+G)
Enclosure
NEMA 4 with internal terminal breaker
Type
Max series
Special features
Standard with surge counter
High surge capability: 300 kA per phase provides aggressive clamping for large transient events, dramatically lowering the risk of insulation damage and equipment burn during faults. Business impact: fewer unplanned outages, lower maintenance costs, longer asset life. Application: protects motor drives, transformers, and sensitive control hardware in manufacturing lines and electrical rooms. Electrical compatibility: 277/480 V Wye (4W+G) aligns with typical facility power systems, simplifying wiring and reducing misapplication risks. Business impact: faster installation, reduced wiring errors, and better protection for both lighting and controls. Application: panel boards, switchgear, and UPS-backed circuits in industrial facilities. Rugged enclosure: NEMA 4 with internal terminal breaker protects against dust, moisture, and corrosion, enabling indoor or outdoor mounting in harsh environments. Business impact: fewer enclosure failures, extended service intervals, and easier code compliance. Application: production floors, outdoor enclosures, and wet locations. Surge counter standard feature: tracks events to support preventive maintenance and regulatory reporting. Business impact: improved asset management, easier warranty validation, and data-driven replacement planning. Application: facilities with compliance requirements or asset-intensive environments. Warranty and certifications: 15-year warranty from delivery, 20 years with Eaton registration; RoHS compliant; safety certifications (UL 1449, UL 1283, CSA). Business impact: lowers total cost of ownership, reduces regulatory risk, and supports long‑term reliability. Installation and maintenance ease: compatible with standard electrical panels and spaces, thanks to its compact footprint and internal terminal breaker, which minimizes field wiring and panel crowding. Business impact: faster commissioning, lower labor costs, and easier future upgrades. Application: OEMs and end users pursuing scalable protection. Lifecycle management: a 15-year warranty simplifies budgeting and service planning across plant assets. The built-in surge counter supports maintenance analytics and trend reporting, enabling predictive protection strategies and simplifying OEM or integrator documentation for asset inventories. Energy efficiency and regulatory compliance: The device helps meet electrical safety standards while keeping standby losses minimal, supporting safe operation and easing audits in regulated industries.
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FAQs
Integration with 277/480 V Wye systems requires verifying the module's 4W+G configuration and ensuring the NEMA 4 enclosure has adequate clearance for internal wiring. Use the internal terminal breaker to simplify panel wiring and reduce space, and torque terminals to Eaton specifications. Confirm RoHS compliance and that the device is correctly grounded to avoid nuisance tripping.
SPM300480Y3T delivers robust surge protection with 300 kA per phase handling, suitable for demanding industrial transients. It operates on 277/480 V Wye (4W+G) and comes in a NEMA 4 enclosure with an internal terminal breaker for safe, straightforward installation. Certifications include UL 1449, UL 1283, CSA; a surge counter provides visibility during events.
Data centers, motor control centers, and heavy manufacturing benefit from the SPM300480Y3T due to its integrated protection and rugged build. The 277/480 V Wye configuration supports common facility distributions, while the NEMA 4 enclosure and internal breaker simplify installation and maintenance. Its surge counter helps lifecycle planning, reducing unexpected outages and maintenance surprises.
UL 1449 and UL 1283 safety listings, CSA notices and C22.2 standards are part of the SPM300480Y3T's certification suite, along with RoHS compliance. This ensures adherence to global safety and environmental requirements, minimizes compliance risk during audits, and supports consistent performance across installations in multiple regions.
Total cost of ownership for the SPM300480Y3T is improved by its long warranty and low maintenance needs. With RoHS compliance and a built-in surge counter, you gain predictable service intervals and easier documentation for audits. The robust enclosure and high surge rating translate to fewer replacement cycles and lower downtime costs.