Littelfuse CAP-35/440R - 35MFD 370/440V ROUND RUN CAPACITOR
Littelfuse

CAP-35/440R

UPC: 811068035312


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Specification Sheet

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Minimum Qty: 10

Multiplier: 10

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Overview

The Littelfuse CAP-35/440R is a premium 35 microfarad (MFD) round run capacitor engineered for demanding industrial motor applications. Designed to operate reliably within a voltage range of 370 to 440 volts, this capacitor is an essential component for ensuring optimal motor performance and longevity across a wide spectrum of industrial machinery. Its robust construction, a hallmark of Littelfuse's commitment to quality, guarantees durability even in harsh operating environments, thereby minimizing costly downtime and reducing the frequency of maintenance interventions. This capacitor plays a critical role in the starting and running of single-phase AC induction motors. By providing the necessary phase shift, it enables motors to start efficiently and maintain consistent operational speed under varying load conditions. This enhanced efficiency translates directly into reduced energy consumption and a longer operational lifespan for the motor itself. The round form factor of the CAP-35/440R allows for versatile installation in a multitude of motor housings and electrical enclosures commonly found in industrial settings. Key applications for the Littelfuse CAP-35/440R include, but are not limited to: * **HVAC Systems:** Crucial for the reliable operation of air conditioning units, furnaces, and ventilation fans in commercial and industrial buildings. * **Pumps and Compressors:** Essential for maintaining consistent operation in water pumps, industrial compressors, and refrigeration systems. * **Machine Tools:** Supports the consistent power delivery required for lathes, milling machines, and other precision industrial equipment. * **Conveyor Systems:** Ensures the smooth and continuous operation of conveyor belts used in manufacturing and logistics. * **Agricultural Machinery:** Vital for the performance of motors in irrigation systems, feed augers, and other farm equipment. Littelfuse is a globally recognized leader in protection and switching solutions, and their capacitors are built to meet stringent industry standards. The CAP-35/440R exemplifies this dedication, offering superior electrical characteristics and mechanical integrity. When selecting a run capacitor, professionals prioritize reliability, capacitance tolerance, and voltage rating, all of which are met by this Littelfuse offering. Investing in a high-quality capacitor like the CAP-35/440R is a proactive measure to safeguard your valuable industrial equipment, enhance operational efficiency, and ensure uninterrupted production cycles. Trust in the proven performance and unwavering quality that Littelfuse delivers to the industrial sector.
  • 35 MFD capacitance for optimal motor starting and running
  • 370/440V voltage rating suitable for industrial applications
  • Durable round construction for versatile installation
  • Enhances motor efficiency and extends equipment lifespan
  • Reliable performance from trusted manufacturer Littelfuse

Specifications

Series
CAP
Size
Round
Voltage Rating
370/440V
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.