Littelfuse CAP-70/10/440R - 70+10MFD 370/440V ROUND RUN CAPACITOR
Littelfuse

CAP-70/10/440R

UPC: 811068033677


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Specification Sheet

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Minimum Qty: 10

Multiplier: 10

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Overview

The Littelfuse CAP-70/10/440R is a robust, dual-section round run capacitor engineered for demanding industrial motor applications. This high-quality component, bearing the trusted Littelfuse name and SKU CAP-70/10/440R, is designed to provide reliable and efficient operation for a wide range of electric motors. With a dual capacitance rating of 70 microfarads (µF) and 10 microfarads (µF), and a versatile voltage rating of 370/440 Volts AC, this capacitor is an essential part for optimizing motor performance, ensuring consistent starting torque, and maintaining smooth running speeds. Its round configuration allows for straightforward integration into various motor housing designs. Industrial motors, particularly those found in HVAC systems, pumps, compressors, and manufacturing equipment, rely heavily on the precise functioning of run capacitors. The CAP-70/10/440R from Littelfuse is built to withstand the rigorous operating conditions typical of these environments, offering excellent thermal stability and a long service life. This durability is crucial for minimizing downtime and maintenance costs in critical industrial processes. The dual-section design is particularly advantageous for motors that require different capacitance values for starting and running phases, or for applications where a single capacitor needs to serve multiple functions. Littelfuse is renowned for its commitment to quality and innovation in electrical protection and control components. This dedication is evident in the construction and performance of the CAP-70/10/440R. Professionals in electrical contracting, motor repair, and industrial maintenance choose Littelfuse capacitors for their consistent reliability and adherence to stringent industry standards. The UNSPSC code 32121500 categorizes this product within the electrical capacitors segment, highlighting its specific role in electrical systems. Key features and benefits of the Littelfuse CAP-70/10/440R include: * **Dual Capacitance:** Offering 70µF and 10µF in a single unit, suitable for motors requiring distinct starting and running characteristics or dual-functionality. * **High Voltage Rating:** Rated for 370/440V AC, ensuring compatibility with a broad spectrum of industrial power supplies. * **Durable Construction:** Engineered for longevity and performance in challenging industrial settings, providing excellent thermal management. * **Enhanced Motor Efficiency:** Contributes to optimal motor operation, reducing energy consumption and improving overall system productivity. * **Trusted Manufacturer:** From Littelfuse, a global leader in circuit protection and power control solutions, guaranteeing quality and reliability. When selecting a run capacitor, factors such as capacitance value, voltage rating, operating temperature, and physical dimensions are paramount. The CAP-70/10/440R addresses these critical requirements, making it a preferred choice for applications demanding dependable motor control. Its installation is typically straightforward, involving connection to the motor's start and run windings, but should always be performed by qualified personnel to ensure safety and proper functionality. Investing in a high-quality capacitor like the Littelfuse CAP-70/10/440R is an investment in the sustained performance and reliability of your industrial equipment.
  • Dual capacitance: 70µF and 10µF for versatile motor applications
  • High voltage rating: 370/440V AC for broad compatibility
  • Round configuration for easy integration into motor housings
  • Designed for industrial motor starting and running efficiency
  • Trusted Littelfuse quality for reliable, long-lasting performance

Specifications

Series
CAP
Size
Round
Voltage Rating
370/440 VAC
25+3MFD 370/440V OVAL RUN CAPACITOR

CAP-25/3/440

25+3MFD 370/440V OVAL RUN CAPACITOR
5MFD 370/440V ROUND RUN CAPACITOR

CAP-5/440R

5MFD 370/440V ROUND RUN CAPACITOR
50+5MFD 370/440V ROUND RUN CAPACITOR

CAP-50/5/440R

50+5MFD 370/440V ROUND RUN CAPACITOR
25+15MFD 370/440V OVAL RUN CAPACITOR

CAP-25/15/440

25+15MFD 370/440V OVAL RUN CAPACITOR
30+7.5MFD 370/440V OVAL RUN CAPACITOR

CAP-30/7.5/440

30+7.5MFD 370/440V OVAL RUN CAPACITOR
17.5 MFD 370/440V OVAL RUN CAPACITOR

CAP-17.5/440

17.5 MFD 370/440V OVAL RUN CAPACITOR
5 MFD 370/440V OVAL RUN CAPACITOR

CAP-5/440

5 MFD 370/440V OVAL RUN CAPACITOR
20+7.5MFD 370/440V ROUND RUN CAPACITOR

CAP-20/7.5/440R

20+7.5MFD 370/440V ROUND RUN CAPACITOR
35+10MFD 370/440V OVAL RUN CAPACITOR

CAP-35/10/440

35+10MFD 370/440V OVAL RUN CAPACITOR
30+5MFD 370/440V OVAL RUN CAPACITOR

CAP-30/5/440

30+5MFD 370/440V OVAL RUN CAPACITOR
35+3 MFD 370/440V ROUND RUN CAPACITOR

CAP-35/3/440R

35+3 MFD 370/440V ROUND RUN CAPACITOR
30+5 MFD 370/440V ROUND RUN CAPACITOR

CAP-30/5/440R

30+5 MFD 370/440V ROUND RUN CAPACITOR

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.