Mersen STXT03S2004XA - The Surge-Trap® Type 1 XT Series offers Advanced Technology. The XT features TPMOV® technology inside making it the safest product available. With line or load side installation flexibility, this unit is a great fit from the service entrance all the way down to each distribution and/or branch panel. 120/240 Volts high leg delta system type 200 kA surge rating with alarm .
Mersen

STXT03S2004XA

Alternate Item Number: 782001429317

UPC: 782001429317

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Overview

The Mersen Surge-Trap® Type 1 XT Series (STXT03S2004XA) represents the pinnacle of industrial surge protection, combining advanced TPMOV® technology with unmatched reliability and safety. Designed for 120/240V high leg delta systems, this Type 1 surge protective device delivers a robust 200kA surge rating with integrated alarm capabilities, ensuring comprehensive protection for critical electrical infrastructure. Whether installed at the service entrance, distribution panels, or branch circuits, the XT Series provides line or load side flexibility, making it an ideal solution for a wide range of industrial, commercial, and utility applications. Engineered by Mersen, a global leader in electrical protection solutions, the Surge-Trap® XT Series leverages proprietary TPMOV® (Thermally Protected Metal Oxide Varistor) technology to deliver superior performance and durability. This advanced technology not only enhances surge suppression but also provides thermal protection, preventing catastrophic failure during extreme surge events. The 200kA surge rating ensures robust protection against transient voltage spikes, while the integrated alarm system offers real-time monitoring and alerts, enabling proactive maintenance and minimizing downtime. The versatility of the Type 1 XT Series makes it suitable for a broad spectrum of applications. In industrial settings, it safeguards sensitive equipment such as PLCs, motor drives, and control systems from voltage transients that can cause costly damage or operational disruptions. Commercial facilities, including data centers, hospitals, and financial institutions, benefit from its ability to protect critical infrastructure from power surges, ensuring continuous operation and data integrity. Utility companies and renewable energy installations also rely on the XT Series to protect transformers, switchgear, and other high-value assets from transient overvoltages. Installation flexibility is a key advantage of the Surge-Trap® XT Series. Professionals can choose between line or load side installation, depending on the specific requirements of the electrical system. This flexibility simplifies integration into existing infrastructure, reducing installation time and costs. The compact and durable design of the XT Series ensures reliable performance in harsh environments, including high-temperature or high-humidity conditions, making it ideal for outdoor and indoor applications alike. Mersen’s reputation for innovation and quality in electrical protection solutions is well-established, with decades of experience serving industries worldwide. The Surge-Trap® Type 1 XT Series is backed by rigorous testing and compliance with industry standards, including UL 1449, ensuring it meets the highest safety and performance benchmarks. By choosing the XT Series, professionals can trust that their electrical systems are protected by a solution that combines cutting-edge technology, durability, and peace of mind. Key features of the Mersen Surge-Trap® Type 1 XT Series (STXT03S2004XA) include: - Advanced TPMOV® technology for superior surge suppression and thermal protection - 200kA surge rating with integrated alarm capabilities for real-time monitoring - Line or load side installation flexibility for versatile application - Compliance with UL 1449 standards for safety and reliability - Compact and durable design for use in harsh environments For professionals seeking a reliable, high-performance surge protection solution, the Mersen Surge-Trap® Type 1 XT Series is the trusted choice. Its combination of advanced technology, versatility, and durability makes it an essential component for protecting critical electrical infrastructure in industrial, commercial, and utility applications.
  • Advanced TPMOV® technology for superior surge suppression and thermal protection
  • 200kA surge rating with integrated alarm capabilities for real-time monitoring
  • Line or load side installation flexibility for versatile application
  • Compliance with UL 1449 standards for safety and reliability
  • Compact and durable design for use in harsh environments

Specifications

Application
Service Entrance AC Distribution Power supplies Drive Protection Large Control Panels Telecommunications IT / Data centers
Brand Name
Mersen
Connection
Box
Mounting
Screw
Short Circuit Rating
200 kA
Short-Circuit Rating
200 kA
Special Features
UL 1449 Third Edition Listed (Sept 2009) Type 1 SPD – All UL required OCP & safety coordination included inside Can be installed line-side or load-side of main disconnect 20kA Nominal discharge current 200kA SCCR (most models) UL 96A Lightning Protection Master Label compliant (@20kA, In) NEMA 4X polycarbonate enclosure – UL 746C(f1) & UL 94-5VA TPMOV&reg, Technology Inside All MOV suppression elements monitored Filtering - AC sinewave tracking filter with EMI/RFI filtering up to -50dB from 10khz to 100mhz Phase-loss monitoring (toggles LED and dry contacts) Ten-year Warranty
Standard
UL 1449 Third Edition, cUL, UL 1283 R/C UL File: VZCA.E210793 RoHS Compliant IEC 61643 CE Burn-In tested prior to shipment UL 96A lighting protection master label
Sub Brand
Surge-Trap®
Type
Surge-Trap Type 1 & 2
Type Of Indicators
LED
Voltage Rating
240 Vac
Package Dimensions (L x W x H)
7.55 IN x 5.997 IN x 3.92 IN
Package Dimensions (L x W x H)
19.177 cm x 15.2324 cm x 9.9568 cm
Package Weight (Imperial)
5.000 L
Package Weight (Metric)
2.268 kg
Ethernet SHDSL Extender

DDW-120

Ethernet SHDSL Extender
Fiber cable ODC to SC duplex - 670mm

Fiber cable ODC SC Duplex 670mm

Fiber cable ODC to SC duplex - 670mm
Power supply for DIN-rail

PS-60

Power supply for DIN-rail
DIN Rail ? DIN 35

ARH 1656

DIN Rail ? DIN 35
24U 21.34W 31.5D CABINET BLK

REFK1904231BK1

24U 21.34W 31.5D CABINET BLK
Super-Safeway® Multiple Outlet Box, Extended Depth, 2-Sided, F2 (1/2") Cord Grip Body, with Flip Lids for (2) Duplex Not Included

3085

Super-Safeway® Multiple Outlet Box, Extended Depth, 2-Sided, F2 (1/2") Cord Grip Body, with Flip Lids for (2) Duplex Not Included
Cable Manager, fits 19-inch open rack, Black, Steel

ECK19H

Cable Manager, fits 19-inch open rack, Black, Steel
DataCom Enclosure Pkg, Bulletin DPVD (PROLINE® Voice and Data Package - PROLINE Voice and Data Package), Size/Dims: 2000x700x800mm, Material: Steel, Finish: Lt Gray

PDCP2078

DataCom Enclosure Pkg, Bulletin DPVD (PROLINE® Voice and Data Package - PROLINE Voice and Data Package), Size/Dims: 2000x700x800mm, Material: Steel, Finish: Lt Gray
6U PERF PANEL

PPFS19010BK

6U PERF PANEL
This TX6A 10Gig Cat 6A STP Patch Cord is a 12-Meter, Int'l Grey cord constructed of 26 AWG, shielded, twisted pair, stranded, CM/LSZH cable and with high-performance modular plugs. Its tangle-free latch prevents snags and ensures a fast release, streamlining moves, adds, and changes. The slender strain relief boot provides easy access in high-density applications. Enabled with RapidID, the product has pre-installed barcodes for simple port mapping using RapidID software.

STP6X12MIG

This TX6A 10Gig Cat 6A STP Patch Cord is a 12-Meter, Int'l Grey cord constructed of 26 AWG, shielded, twisted pair, stranded, CM/LSZH cable and with high-performance modular plugs. Its tangle-free latch prevents snags and ensures a fast release, streamlining moves, adds, and changes. The slender strain relief boot provides easy access in high-density applications. Enabled with RapidID, the product has pre-installed barcodes for simple port mapping using RapidID software.
OM1 2 fiber, 16mm jacket, patchcord, Riser (OFNR) rated, LC duplex to SC duplex, Std IL

F62ERLNSNSNM002

OM1 2 fiber, 16mm jacket, patchcord, Riser (OFNR) rated, LC duplex to SC duplex, Std IL
Membrane plate cable entry system offers a good strain relief while maintaining IP/NEMA ingress sealing rating. The CESUM3-C15 is a Rectangular Un-Terminated Cable Entry System, 4.1" (103 mm) Long, with 8 Openings 0.12" (3.0 mm) to 0.31" (8 mm), 3 Openings 0.20" (5.1 mm) to 0.35" (9.0 mm), 4 Openings 0.3" (7.5 mm) to 0.47" (12.0 mm). Color is Black. Standard Package Quantity is 1 PC.

CESUM3-C15

Membrane plate cable entry system offers a good strain relief while maintaining IP/NEMA ingress sealing rating. The CESUM3-C15 is a Rectangular Un-Terminated Cable Entry System, 4.1" (103 mm) Long, with 8 Openings 0.12" (3.0 mm) to 0.31" (8 mm), 3 Openings 0.20" (5.1 mm) to 0.35" (9.0 mm), 4 Openings 0.3" (7.5 mm) to 0.47" (12.0 mm). Color is Black. Standard Package Quantity is 1 PC.

Frequently Asked Questions about Mersen

What industries and applications are Mersen products used for?

Mersen products are used across diverse industrial sectors including solar power, electric vehicles, buildings/construction, industrial automation, power distribution, HVAC, elevators, telecommunications, and specialty manufacturing. Key application areas include circuit protection, surge protection, battery module protection, electrical safety systems, and power management for residential, commercial, and utility-scale installations.

What are the main product lines offered by Mersen?

Mersen offers five primary electrical power product lines: IEC and UL/CSA Fuses and Fusegear, Surge Protection, Low Voltage Disconnect Switches, Power Distribution Blocks, and Engineered Solutions. Their comprehensive range includes specialized components like high-speed fuses, modular fuse holders, surge arresters, and custom-engineered electrical protection systems for industrial and power management applications.

What are the key features of Mersen products?

Mersen products feature advanced electrical protection and power management solutions with key characteristics including finger-safe design, compact modularity, and high-performance safety features. Their product lines span electrical power components like fuses, surge protection, power distribution blocks, and specialized solutions for industrial, solar, and building applications. Critical features include UL/CSA approvals, high short-circuit current ratings, and innovative technologies like the Fuse Control™ program that minimize electrical risks and optimize system performance.

What environmental ratings do Mersen products have?

Mersen products meet rigorous environmental ratings across multiple standards, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13, CSA Type 1, 2, 3, 4, 4X, 12, and 13, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13. They feature IEC 60529 IP66 protection, with enhanced UV inhibitors for outdoor weathering and operating temperatures ranging from -40°C to 130°C (-40°F to 266°F). These ratings ensure superior protection in wet, corrosive, and challenging industrial environments.

What accessories are available for Mersen products?

Mersen offers multiple accessories for their fuse blocks and systems, including safety pullers (DFC3M and DFC3LP), DIN-rail adapters (DRM), bus bars, auxiliary contacts, and specialized mounting hardware. Key accessories include the DFC3M safety puller for 1-1/2" x 13/32" midget or Class CC fuses, the DRM adapter for mounting 303 series fuse blocks on DIN-rail, and UltraSafe fuse module accessories like bus bars and auxiliary contacts that enable module interconnection and monitoring.

How are Mersen products typically installed?

Mersen products are typically installed in electrical distribution systems, control panels, and industrial automation environments using multiple mounting options. These include service entrance panel mounting, distribution panel installation, control panel DIN rail mounting, and custom engineered solutions like Fused Coordination Panelboards. Installation depends on the specific product type, such as fuses, surge protective devices, or switches, and is designed to provide electrical protection and circuit safety in various industrial and commercial applications.

What certifications and standards do Mersen products comply with?

Mersen products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Our products meet rigorous safety and performance standards for industrial applications across North America, China, Russia, and other global markets, ensuring compliance and reliability in electrical power and advanced materials solutions.

What technical support does Mersen offer?

Mersen provides comprehensive technical support through multiple channels, including technical experts located in your time zone who can assist with product selection, application guidance, and troubleshooting. Their Fuse Control™ program offers a free Fuse Inventory Audit & Analysis, and customers can access technical resources through their sales representatives and online platform ep.mersen.com.