Littelfuse HHS-5 - 43-55MD/SPP5 115-288V
Littelfuse

HHS-5

UPC: 811068037477


Documents & Media
Specification Sheet

Contact for Pricing

Minimum Qty: 10

Multiplier: 10

*Contact for lower quantities*

Overview

The Littelfuse HHS-5 (SKU: HHS-5) is a voltage regulator and protection component designed for industrial systems operating within a 115-288V range. Manufactured by Littelfuse, this device ensures stable power delivery by maintaining consistent voltage output and protecting sensitive equipment from overvoltage and undervoltage conditions. Its robust construction is suitable for harsh industrial environments, including manufacturing floors, power distribution networks, and automation systems, offering reliability and reducing downtime. The HHS-5 is ideal for integration into control panels, machinery, and power distribution units where consistent voltage is critical.
  • Voltage regulation and protection for 115-288V industrial systems
  • Ensures stable power delivery and protects sensitive equipment
  • Robust construction for harsh industrial environments
  • Reduces downtime and maintenance costs
  • Ideal for control panels, machinery, and power distribution units

Specifications

Series
HHS
Voltage Rating
115-288V
CHASSIS SCR DRIVE 240VAC/180VDC 1/4-2HP RELAY REVERSE 3/MIN

530BRC-38M

CHASSIS SCR DRIVE 240VAC/180VDC 1/4-2HP RELAY REVERSE 3/MIN
Set of Combiflex Extractors RTXD, 10 pcs

1MRK002138-A

Set of Combiflex Extractors RTXD, 10 pcs
MONITORING RELAY ERWM-VM1-01D90

ERWM-VM1-01D90

MONITORING RELAY ERWM-VM1-01D90
1000 Base-T fiber isolator, Multimode., Power Options Sold Separately

FOI-1GBT-ST

1000 Base-T fiber isolator, Multimode., Power Options Sold Separately
TOTAL ASS'Y,ACCESSORY(4M),DMPi/IMP

72312121065

TOTAL ASS'Y,ACCESSORY(4M),DMPi/IMP
No-logo BATCHtrol-2, 110 VAC powered, standard pulse inputs, 2 relays, 0-400 CPS

MS637A3A2C

No-logo BATCHtrol-2, 110 VAC powered, standard pulse inputs, 2 relays, 0-400 CPS
DOS820 Digital Output Relay NO

2PAA123606R1

DOS820 Digital Output Relay NO
Intrinsically Safe Relay; DIN Mount; Four Channel; 102-132V AC & 10-125V DC; 5A NO

ISDUR4

Intrinsically Safe Relay; DIN Mount; Four Channel; 102-132V AC & 10-125V DC; 5A NO
145-174MD/810 125V

HHS-810

145-174MD/810 125V
RELAY RAIL ASSY FOR PUT CASE

1SNS320001Z3457

RELAY RAIL ASSY FOR PUT CASE
Relay 230/50+60Hz

18813000014

Relay 230/50+60Hz
8 FUNCTION DIGITAL TIMER RELAY

7954

8 FUNCTION DIGITAL TIMER RELAY

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.