ProductHighlights

POWER | PROTECT | CONNECT

Bel and its groups are primarily engaged in the design, manufacture and sale of products used in networking, telecommunications, high-speed data transmission, commercial aerospace, military, transportation, and consumer electronics. Products include magnetics (discrete components, power transformers and MagJack™ connectors with integrated magnetics), modules (DC-DC converters and AC-DC power supplies, integrated analog front-end modules and custom designs), circuit protection (miniature, micro, surface-mount and PPTC resettable fuses) and interconnect devices (micro, circular and filtered D-Sub connectors, fiber optic connectors, passive jacks, plugs, radio frequency (RF), microwave connectors and high-speed cable assemblies). The company operates facilities around the world.

Bel Logos
  • Circuit Protection
  • Connectivity Solutions
  • Magnetic Solutions
  • Power

Circuit Protection

Bel Fuse-Circuit Protection offers a broad range of PCB Mount, Surface Mount and PTC resettable fuses. PCB Mount products include radial, standard glass and ceramic cartridge fuses. The company has been at the forefront of the industry’s shift to surface mount fuse designs, such as brick and chip fuses, that incorporate the need for small, compact technology. Bel Fuse-Circuit Protection also offers a complete product offering of ptc resettable fuses in both surface mount and radial styles. Fuse products are certified by many 3rd party agencies to varied performance standards. The certification marks are obtained through agencies such as UL, CSA, PSE, CCC, VDE and Semko. The Fuse and PTC resettable products are all RoHS 2 compliant.

Axial Fuses

Axial Fuses

Bel’s axial lead fuses carry up to 350 VAC / 140 VDC voltage rating, which allow use in lighting designs worldwide.

Brick SMT Fuses

Brick SMT Fuses

The fuses provide board-level primary and secondary circuit protection in a wide variety of applications. Case sizes 2410 to 4717

Cartridge

Cartridge

Glass and ceramic tube cartridge fuses come in 5 x 20 mm and ¼ x 1¼ inch standard sizes, with approvals to worldwide safety standards including UL/CSA, IEC and PSE.

Chip SMT Fuse

Chip SMT Fuse

Thick Film chip technology on ceramic substrates, in 0603 and 1206 case sizes. Low-cost solutions with UL, CSA and CE approvals.

Fuse Clips

Fuse Clips

Complimentary selection of fuse clips to mount cartridge fuses on a PCB for easy removal of cartridge fuses.

Power Cross/Barrier Network Fuses

Power Cross/Barrier Network Fuses

Unique, capless, low-cost radial design glass tube fuse provides high level Lighting Surge Withstand Protection, along with 600 VAC Power Cross protection.

PTC SMT Device

PTC SMT Device

Bel’s unique polymer formulation PTC (positive temperature coefficient) devices offer circuit protection, with added resettable feature, in low-profile, SMT packages.

PTC Radial Device

PTC Radial Device

Bel’s unique polymer formulation PTC (positive temperature coefficient) devices offer circuit protection, with added resettable feature, in traditional radial lead packages.

Radial Fuses

Radial Fuses

Radial leaded package provides board level primary circuit protection for a wide variety applications. UL ratings up to 277 VAC.

 

Connectivity Solutions

Cinch Connectivity Solutions is a vertically integrated supplier of high quality, high performance connectors and cable assemblies. Our product lines deliver custom engineered solutions to satisfy the most demanding and complex requirements. Cinch Connectivity’s products support aerospace, military, wireless communications, data networking, telecommunications, test/measurement, broadcast, medical, oil/gas and other harsh environment applications.

Stewart Connector’s portfolio of products features one of the broadest ranges of data communications connectivity. Our interconnect products include RJ45 plugs and jacks, USB connectors and cables, and SFP+ connector cages that provide connectivity in networking equipment. RJ45 modular plugs and jacks are utilized within the structured cabling system, known as premise wiring to support TIA Category 5E, 6, and 6A connectivity standards. Stewart Connector’s products are designed to be compliant with the most current industry standards including 1G, 2.5G, 5G, and 10G Ethernet communications as well as POE. Connectivity options are available for IP rated harsh environment applications.

  • RF Connectors
  • RF Adapters
  • Attenuators
  • RF Terminators
  • Fixed Length RF Cable Assemblies
  • Modular Connectors
  • Modular Adapters
  • Modular Cable Assemblies
  • Circular Connectors and Housings
  • D-Sub Connectors, Adapters, Accessories, and Assemblies
  • USB Connectors and Cable Assemblies
  • Barrier Blocks
  • SFP Transceiver
  • ModIce

RF Connectors

2.92mm

2.92mm

Cinch’s 2.92 mm connectors are designed for high frequency transmission applications.

BNC Connectors

BNC Connectors

Cinch Connectivity Solutions' BNC Coaxial Connectors available in both 50 and 75 ohm versions.

F-Type Connectors

F-Type Connectors

The F-Type connectors from Cinch Connectivity Solutions are plugs with male pins.

High Frequency SMA End Launch Connectors

High Frequency SMA End Launch Connectors

Cinch Connectivity Solutions' UMC ultra-miniature coaxial connectors and cable assemblies.

MCX and MMCX Connectors

MCX and MMCX Connectors

Cinch Connectivity Solutions' has a broad offering of MCX-style connectors

N Type Connectors

N Type Connectors

The Johnson Type-N Connectors from Cinch Connectivity Solutions meet or exceed the performance requirements of MIL-PRF-39012.

QMA Connectors

QMA Connectors

Cinch Connectivity Solutions' QMA series designed for higher density packaging situations.

Reverse Polarity Connectors

Reverse Polarity Connectors

The RP-SMA connectors from Johnson are 50 ohms and available as either a jack with male pins or a plug with female sockets.

SMA Connectors

SMA Connectors

The Johnson line from Cinch Connectivity Solutions offers a cohesive line of SMA connectors known industry wide.

SMA Self-Fixture End Launch Connectors

SMA Self-Fixture End Launch Connectors

High frequency SMA end launch connectors for microwave PC board substrates.

SMB Connectors

SMB Connectors

The SMB, Mini 75 Ohm connectors are available as plugs with female sockets and jacks with male pins.

SMP

SMP

Cinch’s Johnson SMP Coaxial Connectors offer a Micro-Miniatures Slide-On/Snap-On Interconnect System.

SMPM Connectors

SMPM Connectors

Cinch Connectivity Solutions offers the Johnson line of sub-miniature, push-on style micro-interfaces SMPM connectors.

TNC Connectors

TNC Connectors

The TNC is a commercial quality connector that provides additional coupling retention for shock and vibration applications.

Twinaxial/Triaxial

Twinaxial/Triaxial

Designed with two concentric contacts that are isolated from each other, Trompeter twinax/triaxial connectors from Cinch.

UMC Ultra-Miniature Connectors

UMC Ultra-Miniature Connectors

UMC cable plugs and jack receptacles offer 2.0 mm and 2.5 mm maximum mated height options with DC to 6 GHz electrical performance.

 

RF Adapters

RF Adapters

RF Adapters

Cinch Connectivity Solutions has a comprehensive offering of in-series and between series RF adapters.

 

Attenuators

Fixed Attenuators

Fixed Attenuators

Coaxial attenuators, ruggedly designed for system or laboratory test use from Cinch Connectivity Solutions

 

RF Terminators

RF Terminators

RF Terminators

Cinch Connectivity Solutions offers an extensive portfolio of RF Terminators with a wide offering of connector styles and types.

 

Fixed Length RF Cable Assemblies

Fixed Length RF Cable Assemblies

Fixed Length RF Cable Assemblies

Typically available in 6” to 60” lengths, these cables offer a cost effective in-stock solution to your testing and production needs.

 

Modular Connectors

Jacks

Jacks

Stewart Connector single-port modular jacks are designed to meet the demanding requirements of high-performance communication environments including the increasing harsh environments that mobile electronics must operate in.

Jacks with Magnetics

Jacks with Magnetics

They provide common-mode filtering over discrete magnetic components and reduce near-field noise coupling.

Plugs

Plugs

The modular plugs are unshielded with electro-polished contacts for high insertion life.

 

Modular Adapters

Modular Adapters

Modular Adapters

Stewart’s modular connectors/adapters are ideal for networking, digital video, TV broadcast, aircraft, test instruments, and medical imaging equipment applications.

 

Modular Cable Assemblies

Modular Cable Assemblies

Modular Cable Assemblies

Stewart offers a broad selection of cable assemblies for applications that require performance from CAT3 through CAT7a. The next generation of connector assemblies like RJ point five systems and MRJ21 cables meet Compact PCI™ standards.

 

Circular Connectors and Housings

Circular Connectors

Circular Connectors

Cinch Connectivity Solutions’ Mil/Aero circular connectors are meet the needs of applications that require leakage prevention under harsh environments.

Circular Connector Housings

Circular Connector Housings

Cinch Connectivity Solutions offers a wide portfolio of circular connector housings available for supplier direct shipment.

 

D-Sub Connectors, Adapters, Accessories, and Assemblies

D-Sub Connectors, Adapters, Accessories, and Assemblies

D-Sub Connectors, Adapters, Accessories, and Assemblies

Cinch Connectivity Solutions offers a wide range of standard and mil-spec D-Sub connectors, accessories, housings, and assemblies.

 

USB Connectors and Cable Assemblies

USB Cable Assemblies

USB Cable Assemblies

Stewart Connector and Cinch Connectivity provide multiple configurations of USB cables.

USB Connectors

USB Connectors

Stewart Connector offers USB 2.0 and 3.0 Connectors with a nickel shied and operating temperature of -55°C to +85°C

 

Barrier Blocks

Barrier Blocks

Barrier Blocks

Cinch's 140, 141, and 142 Series barrier blocks are designed to simplify wiring work by reducing splicing, preventing current leaks and short circuits, and increasing insulation.

 

SFP Transciever

RJ45 Copper SFP Transceiver Modules

RJ45 Copper SFP Transceiver Modules

Bel Power Solutions’ transceiver module is able to access the physical layer IC (PHY) via I2C interface. Supporting 10/100/1000 Mbps data-rate in excess of 100 meters (325 feet) reach over UTP Category 5/5e cables.

SFP+ Cages for Fibre/Ethernet Applications

SFP+ Cages for Fibre/Ethernet Applications

Stewart Connector's SFP+ cages feature 360° gaskets, spring finger, and multiple ground-pin locations.

 

ModIce

ModIce

ModIce

Designed for rugged electronics control modules, ModICE by Cinch offer sealed packaging solutions.

 

 

Magnetic Solutions

Bel Magnetic Solutions offers an extensive line of MagJack® Integrated Connector Modules (ICM), where the Ethernet magnetics solution is integrated into a connector package. The ICM product line covers every Ethernet application in the market today. Our products include one of the broadest ranges of magnetic-based solutions for high-speed networking and computer applications. ICM’s cover a range of Ethernet speeds and technologies from 10/100Base-T, 1GBase-T, 10GBase-T and Power over Ethernet (PoE).

Signal Transformer manufactures transformers, chokes, inductors and custom or modified standard products. Bel’s magnetic-based solutions also offer a complimentary selection of power-based application magnetics, like 50/60 Hz linear transformers and SMD power inductors.

MagJack Integrated Connector Modules

MagJack Integrated Connector Modules

MagJack® Integrated Connector Modules, or ICMs, are the flagship product line at Bel. It covers every Ethernet application in the market today.

LAN Discrete Transformer Modules

LAN Discrete Transformer Modules

Bel Fuse, Inc.'s LAN transformer modules are designed for most popular 10/100 Base-TX and Gigabit Ethernet transmission data standards over copper LANs.

Linear Transformers

Linear Transformers

Signal Transformer offers a comprehensive line of world-class, off-the-shelf transformers. We lead the 50-60 Hz transformer market in terms of sales, breadth of line, and inventory. Choose from printed-circuit (PC) and chassis-mount versions in a wide variety of domestic and international configurations.

SC Series SMD Power Inductors

SC Series SMD Power Inductors

Signal Transformer offers high efficiency shielded and unshielded SMD power inductors, sized to industry-standard packages for ease of design.

 

Power Solutions

Bel Power Solutions & Protection offers world-class AC-DC and DC-DC power conversion products, value-add solutions, complete box-build solutions and contract manufacturing services, along with a complete portfolio of Electronic Circuit Protection devices and a full suite of Open Compute Project (OCP) power shelves and power modules designed to address the power conversion needs for any OCP data center platform, including power shelves with built-in controllers for communicating with the datacenter control and monitoring network, single or triple output busbars, configuration for 3+3 or 5+1 supply redundancy, and dual inputs in a 1 OU OCP compatible space.

Bel is also a market leader in railway with Melcher™ brand products and technology leaders in the development of high-efficiency and high-power density front-end products. Our power conversion devices cover the full spectrum from board-mount power to system-level architectures for servers, storage, networking, industrial, datacom, telecommunications, harsh environment, HEV (hybrid and electric vehicle) and railway industries.

AC and DC Hot-Swap Front-Ends Power Supplies

AC and DC Hot-Swap Front-Ends Power Supplies

Hot-Swap products with industry-leading power densities, efficiency, and extensive I2C monitoring and control.

AC-DC Open-Frame Power Supplies

AC-DC Open-Frame Power Supplies

Selection of single- and multiple-output supplies for industrial and medical applications.

Board-Mount DC-DC Power Supplies

Board-Mount DC-DC Power Supplies

Industry-standard footprints from sixteenth brick to half brick, analog POL converters and feature-rich digital power solutions.

Compact PCI Power Supplies

Compact PCI Power Supplies

Power conversion products compliant to PICMG 2.9 in 3U and 6U heights.

DIN Rail Power Supplies

DIN Rail Power Supplies

Rugged, convection-cooled products with single- and dual-output options and battery charger configurations.

Legacy Footprints

Legacy Footprints

The largest selection of non-isolated DC/DC converters in the OEM Embedded Power industry. The many new industry-standard footprints are complemented by Legacy footprint products that have long life-cycles.

Linear Power Supplies

Linear Power Supplies

Rugged and proven designs provide highly regulated and low-noise power conversion.

MicroSip

MicroSip

MicroSip series SEIP power modules are non-isolated converters in an industry-standard package with a wide range of voltage and current ratings.

Ruggedized Melcher Board-Mount Product

Ruggedized Melcher Board-Mount Product

DC-DC power supplies suitable for harsh environments provide reliable power conversion over a wide VDC input range.

Ruggedized Melcher Off Board Products

Ruggedized Melcher Off Board Products

High reliability power supplies for harsh environments.

Tunable Loop™

Tunable Loop™

The Tunable Loop™ Series power modules are non-isolated DC-DC converters that deliver up to 50 A of output current in pick-and-place surface-mount packages.