Eaton SPD100400Y3B Surge Protection Device - UL Listed
Part Number: SPD100400Y3B
Quick Summary
The Eaton SPD100400Y3B surge protection device protects 400Y/230V switchgear and MCCs. Engineers often battle nuisance outages caused by transient voltage spikes that damage controllers and drives. Key certifications include UL 1449 Listed, confirming industry safety compliance for critical electrical protection. The module features an integrated package with audible alarm, surge counter, and EMI/RFI filtering, simplifying field wiring and ongoing diagnostics. With a 100 kA per phase rating and 20 kA nominal discharge current, it delivers robust transient protection while maintaining compatibility with remote-display switchgear. Business value emerges through improved uptime, reduced maintenance, and streamlined procurement thanks to standard features and a 15-year warranty, making it suitable for industrial power protection programs.
Product Information
Extended Description
SPD100400Y3B Eaton: Eaton Surge Protection Device, SPD Series, 100 kA per phase, 400Y/230V (4W+G) rating, 320 L-N, 320 L-G, 320 N-G, 640 L-L MCOV, Internal integrated, Standard feature package and surge counter, used with Switchgear with remote display
Product Name
Eaton SPD series surge protection device
Catalog Number
SPD100400Y3B
UPC
786685319322
Product Length/Depth
9.5 in
Product Height
3.45 in
Product Width
5.4 in
Product Weight
3.5 lb
Warranty
15 year
Certifications
UL 1449 UL Listed
Type
SPD
Special features
Meets or exceeds the requirements specified in IBC ®2006, CBC2007, and UBC®Zone 4. Audible alarm with silence button. Form C relay contact. EMI/RFI filtering, providing up to 50 dB of noise attenuation from 10 kHz to 100 MHz. Surge counter with rest button
Accessories
Standard feature package and surge counter
Frequency rating
50/60 Hz
Interrupt rating
200 kAIC
Nominal Discharge Current
20 kA
Operating voltage
320 L-N, 320 L-G, 320 N-G, 640 L-L
Used with
Switchgear with remote display
Voltage rating
400Y/230V (4W+G)
Surge current
100 kA per phase
Short-circuit rating
200 kA
Operating temperature
-40 to 50 °C
Mounting Method
Internal integrated
Feature: 100 kA per phase surge capacity and 200 kAIC short-circuit rating. Business impact: robust transient protection minimizes risk of equipment damage and downtime, enabling safer, more reliable plant operation. Application: ideal for 400Y/230V switchgear and MCCs in manufacturing and processing facilities. Feature: EMI/RFI filtering delivering up to 50 dB attenuation from 10 kHz to 100 MHz. Business impact: cleaner power improves PLC and drive performance, reduces nuisance trips, and extends the life of sensitive electronics. Application: noisy industrial environments and facilities with heavy motor loads. Feature: Internal integrated mounting with standard feature package and surge counter. Business impact: simplifies installation, reduces wiring complexity, and enhances traceability for service records. Application: retrofits and new panel builds with remote display capability. Feature: Audible alarm with silence button and Form C relay contact. Business impact: immediate operator notification and configurable control logic integration, supporting faster fault diagnosis. Application: control room monitoring and alarm-driven maintenance workflows. Feature: Operating voltage 400Y/230V (4W+G) and 50/60 Hz compatibility. Business impact: global applicability reduces stock variety and simplifies procurement across multi-site plants. Application: worldwide manufacturing networks with diverse electrical standards. Feature: 15-year warranty and UL 1449 Listed certification. Business impact: long-term protection reduces life-cycle costs and strengthens regulatory compliance; ROI supported by extended service life and predictable maintenance budgeting. Application: mission-critical protection in industrial power distribution projects.
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FAQs
Installers should mount the unit internally within compliant switchgear housing, connect L-N, L-G, and N-G according to the wiring diagram, and ensure the device is integrated with the remote display as specified. Verify clearance, proper grounding, and confirm EMI/RFI filtering is functional to maximize protection and visibility of surge events via the built-in surge counter.
SPD100400Y3B provides 100 kA per phase surge capacity and a 200 kAIC short-circuit rating. It also supports a nominal discharge current of 20 kA, with 320 V L-N/L-G/N-G and 640 V L-L operating voltages, ensuring robust protection for downstream loads.
Yes. The device is designed to be used with switchgear that includes a remote display, and its internal mounting simplifies integration while maintaining compatibility with standard Eaton protection schemes and monitoring capabilities.
SPD100400Y3B carries UL 1449 Listed certification, ensuring product safety and performance within industry electrical protection standards. This validation helps meet regulatory requirements and supports safer, more reliable operation in critical industrial environments.
The 15-year warranty, integrated surge counter, and long-term reliability translate to lower maintenance frequency and reduced downtime. By protecting sensitive drives and controllers from transients, you can minimize unplanned outages, extend equipment life, and achieve a favorable return on investment through improved line uptime.