Littelfuse 354910-GY - ACS OMNI-BLOK MTG 10 POLE. A low profile fuse block featuring individual barriers which reinforce the fuse clips while providing greater protection against clip damage and electrical shock. The unique design permits self-alignment of clips to fuse cap. This, plus a one-piece clip/terminal assures low contact resistance. Higher current ratings have been attained using spring brass clips. With the exception of the two-pole unit, multiple pole units may be broken apart to obtain desired number of poles.
Littelfuse

354910-GY

Alternate Item Number: 03540910ZXGY

UPC: 079458780109

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Overview

The **Littelfuse ACS OMNI-BLOK MTG 10-Pole Fuse Block (SKU: 354910-GY)** is a high-performance, low-profile solution engineered for industrial and commercial electrical systems requiring reliable circuit protection. Designed with **spring brass clips** and **individual barriers**, this fuse block reinforces fuse clips to prevent damage, reduce electrical shock risk, and ensure long-term durability in demanding environments. The **one-piece clip/terminal construction** guarantees low contact resistance, while the **self-aligning design** simplifies installation by ensuring precise alignment between fuse caps and clips. This innovative design minimizes installation time and maximizes system reliability, making it an ideal choice for engineers and technicians prioritizing safety and efficiency. The **modular construction** of the ACS OMNI-BLOK MTG series allows for exceptional flexibility. While the 10-pole unit is standard, multiple pole units—except the two-pole configuration—can be broken apart to achieve the exact number of poles required for a specific application. This adaptability reduces inventory needs and streamlines system design, particularly in panel upgrades or retrofits where space and configuration constraints are common. The **gray color** and compact profile further enhance its suitability for tight installations, ensuring seamless integration into control panels, machinery, and distribution boards. Constructed from **spring brass**, the fuse clips deliver higher current ratings compared to traditional materials, ensuring robust performance even under heavy load conditions. The **individual barriers** between fuse clips provide an additional layer of protection, preventing accidental short circuits and arcing while enhancing operator safety. This design is particularly valuable in high-vibration environments, such as industrial machinery or transportation systems, where mechanical stress could otherwise compromise fuse integrity. Littelfuse, a global leader in circuit protection, has designed the ACS OMNI-BLOK MTG series to meet the rigorous demands of industries including **manufacturing, automation, renewable energy, and telecommunications**. Its compliance with industry standards and proven reliability make it a trusted choice for professionals who require **low maintenance, high durability, and consistent performance** in their electrical systems. Whether used in motor control centers, power distribution units, or control panels, this fuse block delivers the precision and protection needed to safeguard critical infrastructure. Key advantages of the Littelfuse ACS OMNI-BLOK MTG 10-Pole Fuse Block include: - **Enhanced safety** through reinforced fuse clips and individual barriers to prevent electrical shock and short circuits. - **Low contact resistance** for improved energy efficiency and reduced heat generation. - **Modular flexibility** to adapt to varying pole requirements without excess inventory. - **High current ratings** enabled by spring brass clips for reliable performance in demanding applications. - **Easy installation** with self-aligning clips and a compact, low-profile design for space-constrained environments. For engineers and technicians seeking a **durable, high-performance fuse block** that combines safety, flexibility, and reliability, the Littelfuse ACS OMNI-BLOK MTG 10-Pole Fuse Block is an unmatched solution. Trusted by industry professionals worldwide, Littelfuse’s commitment to innovation ensures that this product meets the evolving needs of modern electrical systems.
  • Reinforced spring brass clips for enhanced durability and higher current ratings
  • Individual barriers prevent clip damage and reduce electrical shock risk
  • Self-aligning design ensures precise fuse cap alignment for low contact resistance
  • Modular 10-pole unit can be broken apart for flexible installation (except 2-pole)
  • Low-profile gray design ideal for compact industrial and commercial panels

Specifications

Application
Curcuit Board
Brand Name
Littelfuse
Standard
RoHS
Sub Brand
354 OMNI-BLOK Series
Package Dimensions (L x W x H)
6 IN x 5 IN x 6 IN
Package Dimensions (L x W x H)
15.24 cm x 12.7 cm x 15.24 cm
Package Weight (Imperial)
1.000 L
Package Weight (Metric)
0.454 kg

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Frequently Asked Questions about Littelfuse

What certifications and standards do Littelfuse products comply with?

Littelfuse products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Customers can verify specific product certifications by consulting individual product datasheets on Littelfuse.com, which provide comprehensive details about standards compliance for each component.

What industries and applications are Littelfuse products used for?

Littelfuse products are critical for electrical protection and safety across multiple industrial sectors, including manufacturing, automation, power distribution, and electrical control systems. Their comprehensive product portfolio serves industries that require robust electrical protection, including motor and pump applications, solar installations, programmable logic controllers (PLCs), electrical switch panels, and critical infrastructure environments. Key product lines protect against overcurrent, voltage transients, ground faults, and temperature-related electrical risks, ensuring equipment safety and operational reliability.

What technical support does Littelfuse offer?

Littelfuse offers comprehensive technical support through multiple channels. Their Technical Hotline (800-TEC-FUSE) provides direct access to engineers who can help identify issues and recommend solutions. Additionally, Littelfuse offers extensive online Technical Resources at Littelfuse.com, including datasheets, product manuals, whitepapers, application guides, and online design tools. Their experienced product and application engineers also provide step-by-step support from design to installation.

What are the main product lines offered by Littelfuse?

Littelfuse offers comprehensive industrial protection and control product lines, including fuses, fuse holders, protection relays, temperature sensors, and electrical safety components. Their key product categories span surge protective devices, custom OEM products, electrical switch panels, medium voltage fuses, ground-fault protection relays, motor and pump protection devices, and temperature sensors. These products are designed to minimize electrical safety hazards, limit equipment damage, improve productivity, and safeguard personnel from electrical faults.

What are the key features of Littelfuse products?

Littelfuse products feature exceptional circuit protection technologies with key characteristics including UL/IEC safety standard compliance, low internal resistance, and advanced protective capabilities across multiple product lines. Their components provide critical protection for industrial systems, offering features like overcurrent protection, voltage transient suppression, and resettable protection devices with ultra-low resistance and compact designs. Key product lines include fuses, metal oxide varistors (MOVs), TVS diodes, PolySwitch devices, and specialized electronic protection components that enhance system reliability and safety.

What environmental ratings do Littelfuse products have?

Littelfuse products feature comprehensive environmental ratings, including NEMA Type 1, 2, 3, 3R, 4/4X, 12, and 13 certifications, as well as IP65 protection. These ratings ensure superior protection in diverse industrial environments, with an operating temperature range of -40°F to +131°F (-40°C to +55°C). Many products also include UV-stabilized materials and neoprene gaskets for enhanced durability in outdoor and challenging conditions.

What accessories are available for Littelfuse products?

Littelfuse offers several key accessories across their product lines, including fuse holders, voltage monitoring modules, and terminal connectors. Specific accessories include the LPSM003ZXID (indicating) and LPSM003Z (non-indicating) POWR-SAFE Dead Front fuse holders for Class CC and Midget-Style fuses, the VRM6048 voltage monitor accessory module, and female quick connect terminals (P1015 series) in various wire gauge sizes. These accessories are designed to enhance protection, monitoring, and connectivity for Littelfuse electrical components.

What is Littelfuse's warranty policy?

Littelfuse provides comprehensive warranty details on their official website at www.littelfuse.com/warranty. Customers should visit this page to review the specific warranty terms and conditions for their specific product lines. For direct warranty support or questions, customers can contact Littelfuse Technical Support at 1-800-TEC-FUSE or email [email protected].

What communication protocols do Littelfuse products support?

Littelfuse supports a comprehensive range of industrial communication protocols, including PROFIBUS, PROFINET, EtherNet/IP, DeviceNet, Modbus RTU, and CANopen. Our products provide flexible connectivity solutions across multiple industrial automation platforms, enabling seamless integration with various control systems and network architectures.

How are Littelfuse products typically installed?

Littelfuse products are typically installed using specialized mounting hardware like fuse holders, blocks, and panels designed for specific industrial applications. The POWR-SAFE Dead Front holders, for example, provide optimum protection for Class CC and Midget-Style fuses, supporting installations up to 600 VAC/DC. Installation often involves using precision terminals with strain relief, such as 0.25 in. female quick connect terminals, to ensure secure and safe electrical connections in industrial control systems.