Mersen 2XSTP2771PGM - The Surge-Trap® Type 1 XP Series offers advanced performance over other products. The XP meets requirements for UL1449 Third Edition and has been designed to be as compact as possible while offering advanced protection. The XP features TPMOV® technology inside making it the safest product available. Installation can be done on the line or load side of a panel. The XP is the perfect fit from service entrance all the way down to an important machine specific control panel. 2 277 Volts single phase system type .
Mersen

2XSTP2771PGM

Alternate Item Number: 782001458140

UPC: 782001458140

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Overview

The **Mersen Surge-Trap® Type 1 XP Series (SKU: 2XSTP2771PGM)** is a high-performance surge protection device engineered to safeguard critical industrial and commercial electrical systems from transient voltage spikes. Designed to meet the rigorous **UL1449 Third Edition** standards, this compact yet robust surge protector delivers unmatched reliability and safety for mission-critical applications. At its core, the XP Series integrates **TPMOV® (Thermal Protected Metal Oxide Varistor) technology**, a proprietary innovation from Mersen that enhances thermal stability and reduces the risk of catastrophic failure—even under extreme surge conditions. This makes it one of the safest and most dependable surge protectors available on the market today. The **2XSTP2771PGM** is specifically rated for **277V single-phase systems**, making it an ideal solution for a wide range of applications, from service entrance panels to sensitive control systems. Its **compact design** ensures seamless integration into space-constrained environments, whether installed on the line or load side of a panel. This versatility is a key advantage for engineers and facility managers who require flexible, high-performance surge protection without compromising on safety or footprint. **Key Applications & Industries** The Surge-Trap® Type 1 XP Series is trusted across multiple industries where electrical reliability is non-negotiable. In **manufacturing plants**, it protects PLCs, motor drives, and automation systems from voltage transients that could disrupt production. **Data centers and telecom facilities** rely on it to prevent data corruption and equipment damage caused by lightning strikes or grid fluctuations. **Healthcare facilities** use it to ensure uninterrupted power for life-saving medical equipment, while **commercial buildings** benefit from its ability to safeguard HVAC systems, lighting controls, and critical infrastructure. The XP Series is also well-suited for **renewable energy systems**, where solar inverters and wind turbine controllers require robust surge protection against grid disturbances. **Why Choose Mersen?** Mersen, a global leader in electrical protection and thermal management solutions, has built a reputation for innovation and reliability. With over a century of expertise, the company’s Surge-Trap® line is the preferred choice for professionals who demand **premium performance, durability, and compliance with industry standards**. The Type 1 XP Series exemplifies this commitment, offering: - **Advanced TPMOV® Technology**: Ensures superior thermal stability and reduces the risk of fire hazards compared to conventional varistors. - **UL1449 Third Edition Compliance**: Meets the latest safety and performance requirements for surge protective devices. - **Versatile Installation**: Can be mounted on either the line or load side of a panel, providing flexibility for retrofits and new constructions. - **Compact Footprint**: Optimized for tight spaces without sacrificing protection capabilities. - **Wide Application Range**: Suitable for service entrance panels, distribution boards, and machine-specific control panels. **Installation & Maintenance Considerations** Professionals appreciate the **ease of installation** of the Surge-Trap® Type 1 XP Series. Its modular design allows for quick mounting, and the device is engineered to integrate seamlessly with existing electrical infrastructure. Unlike some surge protectors that require frequent replacements, the XP Series is designed for **long-term reliability**, reducing downtime and maintenance costs. Regular inspections are recommended to ensure optimal performance, but the TPMOV® technology inherently enhances longevity by mitigating thermal degradation. For engineers and facility managers tasked with protecting high-value assets, the **Mersen Surge-Trap® Type 1 XP Series (2XSTP2771PGM)** represents a smart investment in electrical safety. Whether deployed in industrial automation, commercial facilities, or critical infrastructure, this surge protector delivers **uncompromising protection, compliance, and peace of mind**. Trust Mersen to keep your operations running smoothly—even in the face of unpredictable power surges.
  • TPMOV® technology for superior thermal stability and safety
  • UL1449 Third Edition compliant for industry-leading protection
  • Compact design for easy installation in space-constrained environments
  • Versatile line or load side installation for flexible deployment
  • Trusted by professionals in manufacturing, healthcare, data centers, and more

Specifications

Application
AC/DC distribution Power supplies Industrial automation Telecommunications Motor controls and starter systems Programmable logic controller (PLC) applications Power transfer equipment HVAC applications AC drives UPS systems Security systems IT / Data centers Medical equipment
Brand Name
Mersen
Connection
Box
Mounting
DIN-rail
Poles
1P
Series
Surge-Trap Type 1 XP Series
Short Circuit Rating
200 kA
Short-Circuit Rating
200 kA
Special Features
Easy installation or retrofit DIN-rail mountable Fail-safe /self-protected design Remote indicator (optional) Visual indicator IP20 finger-safe design 2 year warranty No additional overcurrent protection devices needed Easy to replace modules
Standard
UL 1449 Third Edition Approved, File No E210793 Type 1 Component Assembly IEC 61643-1 RoHS compliant ANSI/IEEE C62.41 CE
Sub Brand
Surge-Trap®
Type
Surge-Trap® SPD
Type Of Indicators
Microswitch
Voltage Rating
277 VAC
Package Dimensions (L x W x H)
4.04 IN x 2.8 IN x 2.8 IN
Package Dimensions (L x W x H)
10.2616 cm x 7.112 cm x 7.112 cm
Package Weight (Imperial)
0.680 L
Package Weight (Metric)
0.308 kg
Power supply for DIN-rail

PS-60

Power supply for DIN-rail
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
Ethernet SHDSL Extender

DDW-120

Ethernet SHDSL Extender
24U 21.34W 31.5D CABINET BLK

REFK1904231BK1

24U 21.34W 31.5D CABINET BLK
6U PERF PANEL

PPFS19010BK

6U PERF PANEL
Fiber cable ODC to SC duplex - 670mm

Fiber cable ODC SC Duplex 670mm

Fiber cable ODC to SC duplex - 670mm
DIN Rail ? DIN 35

ARH 1656

DIN Rail ? DIN 35
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
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.