Eaton SPM120240H1R SPD MAX series surge protection device - UL 1449
Part Number: SPM120240H1R
Quick Summary
SPD MAX series surge protection device from Eaton guards critical loads in industrial facilities and control panels by clamping transient voltages before they reach sensitive equipment. For engineers, protecting investments from surges and lightning-induced downtime is a constant challenge that affects uptime and maintenance budgets. This unit carries key certifications such as UL 1449 and CSA with additional compliance notes like UL 1283 and RoHS, ensuring electrical safety and reliability. Designed for 240V delta systems, it ships with a NEMA 4 enclosure and an internal circuit breaker for safe, durable operation. By combining robust protection with straightforward installation, it supports longer equipment life and lower total cost of ownership in automation and electrical distribution environments.
Product Information
Extended Description
SPM120240H1R Eaton: Surge Protective Device, Max series, Single module, 120 kA per phase, 240 Delta high leg (4W+G) on B phase, Basic, NEMA 4 with internal circuit breaker
Product Name
Eaton SPD MAX series surge protection device
Catalog Number
SPM120240H1R
UPC
786685914374
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 CSA Std. C22.2 No. 8-M1986 UL 1283 CSA Electrical Notice NO. 516 Edition 1
Voltage rating
240 delta (4W+G)
Enclosure
NEMA 4 with internal circuit breaker
Type
Max series
Special features
Basic
Feature: 120 kA per phase surge rating. Business Impact: Provides robust transient suppression, reducing the risk of equipment damage and costly downtime. Application: Power protection for motor drives, PLCs, and MCCs in manufacturing lines. Feature: 240 delta high leg (4W+G) compatibility. Business Impact: Ensures effective clamping on common 240V delta networks, improving protection coverage. Application: Plant-wide protection in mixed-phase electrical panels. Feature: NEMA 4 enclosure with internal circuit breaker. Business Impact: Weather-resistant housing plus quick isolation simplifies maintenance and minimizes service interruptions. Application: Outdoor and harsh-environment installations, outdoor panels, and industrial enclosures. Feature: Basic features with RoHS compliance. Business Impact: Meets environmental and safety standards while keeping installation straightforward. Application: New builds and retrofits across automation and electrical protection projects. Feature: 15-year warranty (20 years with registration). Business Impact: Long-term value and predictable lifecycle costs, supporting warranty-driven maintenance planning. Application: Facility asset management programs seeking durable protection with clear ROI. Feature: Certifications include UL 1449, UL 1283, CSA, and RoHS. Business Impact: Regulatory compliance and supplier reliability reduce audit findings and procurement risk. Application: Compliance-heavy industries such as process plants and data centers.
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FAQs
Yes. The unit is rated for 240 delta (4W+G) configurations, making it well suited for three‑phase systems common in manufacturing and process facilities. Its single module design simplifies integration into standard panelboards or switchgear. For best results, mount in a protected enclosure and verify that wiring and conductor sizing comply with applicable electrical codes.
The SPM120240H1R features UL 1449, UL 1283 and CSA certifications, along with RoHS compliance. These ensure safety in transient protection, electrical noise handling, and restricted hazardous substances in line with industry regulations. Certification alignment supports reliability in audits, procurement decisions, and ensures compatibility with other certified components in your protection scheme.
The surge protector weighs about 50 lb and measures 9.3 in deep by 17.5 in high and 14.91 in wide. It is designed as a single module inside a NEMA 4 enclosure with an internal circuit breaker for quick isolation. Plan for accessible mounting within protective panels or outdoor-rated housings and ensure adequate clearance for maintenance and heat dissipation.
The device carries a 15-year warranty from the date of delivery, with a 20-year warranty available when registered at Eaton’s SPD portal. This extended warranty supports long-term maintenance planning, helps justify capital expenditure, and provides confidence in sustained surge protection performance across the asset lifecycle.
By delivering high surge current protection, reliable 240 V delta compatibility, and a durable NEMA 4 enclosure, the SPM120240H1R minimizes equipment damage, reduces unplanned downtime, and extends the life of critical assets like drives and control panels. Its RoHS compliance and robust certifications support compliance, supplier reliability, and a stronger total cost of ownership for industrial facilities.