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Littelfuse 354812-GY - 3AG MTG 12 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 354812-GY 3AG MTG 12 POLE. A low profile fuse block featuring individual barriers which reinforce…

Alternate Item Number: 03540812ZXGY

UPC: 079458091847


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Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The Littelfuse 3AG MTG 12-Pole Fuse Block (SKU: 354812-GY) offers robust and reliable circuit protection for industrial applications. This low-profile, NEMA-style fuse block features individual barriers that reinforce the fuse clips, enhancing protection against damage and electrical shock. Its unique design ensures self-alignment of clips to the fuse cap, promoting consistent contact. The one-piece clip/terminal construction minimizes contact resistance, contributing to efficient electrical conduction. Constructed with spring brass clips, this fuse block achieves higher current ratings, ensuring dependable performance under load. The modular design of the 12-pole unit allows for customization; multiple pole units can be broken apart to achieve the desired pole count, with the exception of the two-pole unit. This flexibility is crucial for adapting to specific panel layouts and circuit requirements. Rated for 15A at 600V AC/DC, the 354812-GY is suitable for compact control panels, junction boxes, and industrial machinery where space and safety are paramount. Applications span manufacturing, automation, power distribution, and renewable energy systems. Littelfuse is recognized for delivering dependable protection with reduced maintenance and downtime. This fuse block is designed for use with 3AG fuses and is manufactured in the US.
  • Low-profile, NEMA-style fuse block for industrial applications
  • Individual barriers reinforce fuse clips for enhanced protection
  • Self-aligning clips and one-piece clip/terminal for low contact resistance
  • Spring brass clips enable higher current ratings
  • Modular design allows for breaking apart multiple pole units (except 2-pole)

Specifications

Application
Curcuit Board
Brand Name
Littelfuse
Color
Gray
Connection Type
Screw Terminal
Current Rating
15 A
Material
Spring Brass, Polyamide
Mounting Type
Modular, Break-apart
Nema Rating
NEMA-style
Poles
12
Series
3AG MTG
Standard
RoHS
Sub Brand
354 OMNI-BLOK Series
Voltage Rating
600 V
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
OMNI-BLOK MTG 12 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.

354912-GY

OMNI-BLOK MTG 12 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.
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L60030M-1SQDINR

Littelfuse DIN series midget fuse blocks have integral DIN rail mounting capabilities that allow secure mounting to 35mm DIN rails. New releasable mechanism allows installation and removal of block without removing adjacent components on DIN rail. Electrical panel builders and machine builders no longer need to use mounting adapters, saving assembly time and related costs.
3AG MTG 1 POLE 1/4 QUICK CLIP TERMINAL. 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.

354801-GY

3AG MTG 1 POLE 1/4 QUICK CLIP TERMINAL. 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 DIN series Class CC fuse blocks have integral DIN rail mounting capabilities that allow secure mounting to 35mm "hat" type DIN rails. New releasable mechanism allows installation and removal of block without removing adjacent components on DIN rail. Electrical panel builders and machine builders no longer need to use mounting adapters, saving assembly time and related costs.

L60030C-1PQDINR

Littelfuse DIN series Class CC fuse blocks have integral DIN rail mounting capabilities that allow secure mounting to 35mm "hat" type DIN rails. New releasable mechanism allows installation and removal of block without removing adjacent components on DIN rail. Electrical panel builders and machine builders no longer need to use mounting adapters, saving assembly time and related costs.
Littelfuse fuseblock covers protect personnel from accidentally coming into contact with energized parts. Covers are for use with various UL class fuseblocks. Please, review the ordering information for available covers.

LT60200FBC

Littelfuse fuseblock covers protect personnel from accidentally coming into contact with energized parts. Covers are for use with various UL class fuseblocks. Please, review the ordering information for available covers.
Littelfuse DIN series midget fuse blocks have integral DIN rail mounting capabilities that allow secure mounting to 35mm DIN rails. New releasable mechanism allows installation and removal of block without removing adjacent components on DIN rail. Electrical panel builders and machine builders no longer need to use mounting adapters, saving assembly time and related costs.

L60030M-2SQDINR

Littelfuse DIN series midget fuse blocks have integral DIN rail mounting capabilities that allow secure mounting to 35mm DIN rails. New releasable mechanism allows installation and removal of block without removing adjacent components on DIN rail. Electrical panel builders and machine builders no longer need to use mounting adapters, saving assembly time and related costs.

Frequently Asked Questions

What protection do feeder protection relays offer?

Feeder protection relays protect circuits from overcurrent, ground faults, phase loss, overload, and other detrimental conditions.

What is the Industrial Shock-Block® GFCI designed for?

It is designed for people protection in industrial facilities and meets UL Standard 943C Class C and Class D.

What do Littelfuse voltage monitors protect against?

Voltage monitors provide protection against both supply line and load side faults when the motor is running.

How do arc-flash protection relays enhance safety?

These relays detect developing arc-flash incidents and send a trip signal to interrupt power before significant damage occurs.

What types of protection do Littelfuse motor protection relays offer?

They offer voltage monitors, current monitors, and Bluetooth-enhanced overload relays for low and medium voltage applications.

What is the purpose of Littelfuse Techline support?

Techline experts answer questions about product cross-references, general technical information, engineering drawings, and application assistance.

What types of fuses does Littelfuse offer for industrial applications?

Littelfuse offers UL Class fuses, high-speed fuses, medium voltage fuses, 10 x 38 mm fuses, and solar fuses for industrial applications.

What are Littelfuse high-speed fuses used for?

High-speed fuses protect critical power semiconductor devices against short circuits in power conversion applications like inverters and variable-speed drives.

What is the voltage range for Littelfuse solar fuses?

Littelfuse offers solar fuses and holders up to 1500 Vdc for both high-current and low-current applications.

What is the purpose of POWR-BLOKS power distribution blocks?

These blocks offer a safe and convenient way to splice cables and manage power distribution requirements within panels and systems.

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.