Littelfuse 0FHA0001SXJ - ATO INLINE FUSEHOLDER 20A,32V. The Molded Fuseholder is a versatile fuseholder for in-line applications. Regular Duty: Use with ATO® Fuse 1 to 20 amps. Supplied with two 4" wire leads of 16 gauge black wire. Heavy Duty: Use with ATO® 25 and 30 amp fuses for air conditioner or other heavy duty applications. Supplied with two 4" wire leads of 12 gauge orange wire. FHA 30 includes 30 amp fuse.
Littelfuse

0FHA0001SXJ

UPC: 079458166187


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Overview

The Littelfuse ATO Inline Fuseholder (SKU: 0FHA0001SXJ) provides dependable electrical circuit protection for both regular and heavy-duty applications. Manufactured by Littelfuse, this molded fuseholder is designed for versatile in-line use. It supports ATO® fuses ranging from 1 to 20 amps for regular duty applications, ideal for protecting sensitive electronics, lighting, and auxiliary circuits. These configurations come supplied with two 4-inch, 16-gauge black wire leads. For heavy-duty applications, such as air conditioners or other high-draw equipment, it accommodates ATO® 25 and 30 amp fuses. These heavy-duty versions include two 4-inch, 12-gauge orange wire leads. The FHA 30 variant includes a 30 amp fuse. Key features include: * **Versatile Fuse Compatibility:** Supports ATO® fuses from 1A to 30A. * **Durable Construction:** Molded construction offers resistance to environmental factors. * **Easy Inline Installation:** Pre-attached 4-inch wire leads facilitate straightforward setup. * **Voltage Rating:** Rated at 32V DC, suitable for low-voltage systems. * **Wire Gauge Options:** 16 gauge black wire for regular duty and 12 gauge orange wire for heavy duty. This fuseholder is an excellent choice for custom wiring, maintenance, or system upgrades in automotive, marine, and industrial environments where reliable overcurrent protection is essential. Ensure the safety and longevity of your electrical components with this robust Littelfuse solution.
  • Supports ATO® fuses from 1 to 30 amps
  • 32V DC voltage rating
  • Molded construction for durability
  • Inline installation with 4-inch wire leads
  • Available with 16 AWG black (regular duty) or 12 AWG orange (heavy duty) wire

Specifications

Application
Automotive
Brand Name
Littelfuse
Special Features
Industry standard color coding
Sub Brand
ATO Series
Type
Blade Fuse
Package Dimensions (L x W x H)
3 IN x 1 IN x 4 IN
Package Dimensions (L x W x H)
7.62 cm x 25.4 mm x 10.16 cm
Package Weight (Imperial)
0.250 L
Package Weight (Metric)
0.113 kg
MINI INLINE FUSEHOLDER 20A32V WATERPROOF. Regular Duty:Use with MINI® Fuse 2 to 20 amps. Supplied with two 4" wire leads of 14 gauge black wire. Includes protective cover for harsh environment. Heavy Duty: Use with MINI® Fuse 25 and 30 amp fuses. Supplied with two 4" wire leads of 12 gauge orange wire. Includes protective cover for harsh environment.

0FHM0001SXJ

MINI INLINE FUSEHOLDER 20A32V WATERPROOF. Regular Duty:Use with MINI® Fuse 2 to 20 amps. Supplied with two 4" wire leads of 14 gauge black wire. Includes protective cover for harsh environment. Heavy Duty: Use with MINI® Fuse 25 and 30 amp fuses. Supplied with two 4" wire leads of 12 gauge orange wire. Includes protective cover for harsh environment.
Fuse Holder UltraSafe™ 24VDC Class CC 30A 1-Pole LED Cage Clamp IP20

USGCC1I-DC24

Fuse Holder UltraSafe™ 24VDC Class CC 30A 1-Pole LED Cage Clamp IP20
KIT IP20 POUR SOCLE 3P T2

65T11032

KIT IP20 POUR SOCLE 3P T2
E 91/32 is a fuseholder for overcurrent and short circuit protection. No blown fuse indicator.

E91/32

E 91/32 is a fuseholder for overcurrent and short circuit protection. No blown fuse indicator.

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.