Littelfuse H332010P - FUSE 250V FA 3AB PB-FREE H-PACK 10A. The 3AB Very Fast-Acting Fuse for protection of Silicon Controlled Rectifiers and similar solid-state devices. Features: Designed to meet UL248-14. RoHS Compliant and Lead-Free. Available in cartridge type only.
Littelfuse

H332010P

Alternate Item Number: 0332010.HXP

UPC: 079458145670

Documents & Media
BrochureTechnical BulletinSpecification Sheet

Contact for Pricing

Minimum Qty: 100

Multiplier: 100

*Contact for lower quantities*

Overview

The **Littelfuse H332010P** is a high-performance **10A, 250V FA 3AB Very Fast-Acting Fuse** engineered for the precise protection of **Silicon Controlled Rectifiers (SCRs)** and other sensitive solid-state devices. Designed to meet **UL248-14** standards, this cartridge-type fuse delivers rapid response to overcurrent conditions, ensuring minimal downtime and maximum reliability in critical industrial and electronic systems. As part of Littelfuse’s trusted **3AB series**, the H332010P is optimized for applications where fast-acting protection is non-negotiable, such as power conversion, motor drives, and renewable energy systems. **Key Features & Benefits:** - **Ultra-Fast Response Time:** The **3AB Very Fast-Acting** design ensures immediate interruption during fault conditions, protecting delicate semiconductor components like SCRs, thyristors, and diodes from catastrophic damage. This rapid response is critical in high-frequency switching applications where even millisecond delays can lead to component failure. - **High Voltage & Current Ratings:** With a **250V voltage rating** and **10A current rating**, the H332010P is suitable for medium-voltage industrial circuits, including power supplies, inverters, and industrial automation systems. Its robust construction allows it to handle transient surges while maintaining circuit integrity. - **RoHS-Compliant & Lead-Free:** Fully compliant with **RoHS directives**, the H332010P eliminates hazardous substances, making it ideal for environmentally conscious manufacturers and applications in sensitive industries like medical devices, aerospace, and telecommunications. - **Cartridge-Type Design:** The **3AB cartridge format** ensures easy installation and replacement in fuse blocks, panels, or dedicated fuse holders. Its compact size and standardized dimensions make it a versatile choice for retrofitting existing systems or designing new ones. - **UL248-14 Certification:** Meeting the stringent **UL248-14** standard for fuses, the H332010P guarantees compliance with safety and performance benchmarks, providing engineers and technicians with confidence in its reliability. **Typical Applications:** The H332010P is widely used in industries where **fast-acting fuse protection** is essential. Common applications include: - **Power Electronics:** Protection of SCRs, GTOs, and IGBTs in rectifiers, inverters, and converters. - **Motor Drives & Industrial Automation:** Safeguarding variable frequency drives (VFDs), servo systems, and PLC-controlled machinery from overcurrent faults. - **Renewable Energy Systems:** Critical in solar inverters, wind power converters, and battery management systems where rapid fault isolation prevents damage to expensive components. - **Telecommunications & Data Centers:** Protecting sensitive power distribution units (PDUs) and DC power supplies from transient surges. - **Medical Equipment:** Ensuring safety in imaging systems, surgical tools, and life-support devices where reliability is paramount. **Why Choose Littelfuse?** Littelfuse is a global leader in circuit protection, with over **100 years of innovation** in fuse technology. The company’s **3AB series** is renowned for its precision engineering, rigorous testing, and adherence to international standards. Engineers and procurement professionals trust Littelfuse for its: - **Consistent Quality:** Every fuse undergoes stringent quality control to ensure performance consistency across batches. - **Technical Support:** Littelfuse provides expert application engineering, datasheets, and compliance documentation to simplify design and installation. - **Global Availability:** With a vast distribution network, Littelfuse ensures timely delivery of critical components, reducing lead times and supply chain risks. **Installation & Maintenance Considerations:** Proper installation is key to maximizing the H332010P’s performance. Always: - Use **compatible fuse holders** rated for 3AB cartridges to ensure secure connections. - Verify that the **voltage and current ratings** match the application requirements to avoid nuisance tripping or under-protection. - Inspect fuses regularly for signs of damage, such as discoloration or deformation, and replace them immediately if faults are detected. - Follow **manufacturer guidelines** for derating in high-temperature environments to maintain optimal performance. For engineers seeking a **fast-acting, reliable, and compliant fuse** for SCR protection, the **Littelfuse H332010P** is the ideal choice. Its combination of **speed, durability, and environmental compliance** makes it a cornerstone component in modern industrial and electronic systems. Whether you’re designing a new power conversion system or upgrading an existing one, this fuse delivers the protection and peace of mind you need.
  • 10A, 250V Very Fast-Acting (FA) 3AB fuse for SCR and solid-state device protection
  • Meets UL248-14 standards for high reliability and safety compliance
  • RoHS-compliant and lead-free for environmentally responsible applications
  • Cartridge-type design for easy installation in fuse blocks and panels
  • Ideal for power electronics, motor drives, renewable energy, and industrial automation

Specifications

Amperage Rating
10 AMPS
Application
electronic equipment & appliances
Brand Name
Littelfuse
Special Features
RoHS compliant and
Sub Brand
332 Series
Type
Cartridge
Package Dimensions (L x W x H)
1.25 IN x 0.25 IN x 0.25 IN
Package Dimensions (L x W x H)
3.175 cm x 6.35 mm x 6.35 mm
Package Weight (Imperial)
0.150 L
Package Weight (Metric)
0.068 kg
Miniature fuse GSF-V - Time-Delay 250VAC 10A Size 5x20 Soldered connection

GSF-V10

Miniature fuse GSF-V - Time-Delay 250VAC 10A Size 5x20 Soldered connection
FUSE 250V FA 3AB PB-FREE M-PACK 10A. The 3AB Very Fast-Acting Fuse for protection of Silicon Controlled Rectifiers and similar solid-state devices. Features: Designed to meet UL248-14. RoHS Compliant and Lead-Free. Available in cartridge type only.

0332010.MXP

FUSE 250V FA 3AB PB-FREE M-PACK 10A. The 3AB Very Fast-Acting Fuse for protection of Silicon Controlled Rectifiers and similar solid-state devices. Features: Designed to meet UL248-14. RoHS Compliant and Lead-Free. Available in cartridge type only.

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.