1. Catalogs
  2. KEL CORPORATION
  3. 8840/8850/8855 Series

8840/8850/8855 Series

8840/8850/8855 Series
1 / 15 PagesView full catalog

8840/8850/8855 Series

Product catalog summary
Outline & Application Features
The 8840/8850/8855 Series I/O connectors by KEL feature a unique straight beam contact design with two independent mating points, ensuring low insertion and withdrawal forces while maintaining high reliability. These connectors are designed to meet the evolving demands for high-density and reliable connections in electronic devices.

Key Features
  • Balanced design for stable contact pressure.
  • Smooth, tapered contact surface for reduced forces and increased lifespan.
  • Cost-effective design using the same contact for both male and female connectors.
  • Self-cleaning mating process with a long wiping area.
  • Insulator alignment to prevent mis-insertion and protect contacts.

Specifications
  • EMI shielded interface connectors with 1.27mm pitch.
  • Available in various configurations including receptacles with different cable exits.
  • Ideal for small office automation, communication, control, and medical instruments.
  • Features include one-touch latch, high contact pressure, diecast cover for EMI control, and D-shape housing to prevent mis-insertion.
  • RoHS compliant.

Technical Specifications
  • Contact Material: Copper alloy with gold over nickel plating.
  • Insulator Material: Glass-filled 66 Nylon (UL94V-0).
  • Current Rating: 0.5A per contact.
  • Contact Resistance: 30mΩ max.
  • Dielectric Resistance: 650V AC for 1 minute.
  • Operating Temperature: -55°C to +85°C.
  • Recommended Cable: #28 AWG with 0.58mm insulation diameter.

Product Variants
  • Receptacle Straight Cable Exit: Available in 20 to 100 pins.
  • Board Mounted Plug: Available in right angle and straight terminal styles.
  • Lock Nut Options: Available for different panel thicknesses.

Dimensions and Packaging
  • Detailed dimensions provided for various pin configurations.
  • Packaging styles include pipe packaging for different contact numbers.

Wiring and Harness
  • Various wiring codes and configurations available for harness assembly.
  • Flat and twisted-flat cables available with specific wiring codes.

Tools and Accessories
  • Tools available for cable assembly and termination.
See more

Catalog excerpts

8840/8850/8855 Series-1

Fully EMI shielded I/O Connectors

 Open the catalog to page 1
8840/8850/8855 Series-2

8840/8850/8855 SERIES I/O CONNECTOR Outline KEL has developed a unique straight beam contact with two independent mating points for male and female half pitch connectors which offers low insertion and withdrawal forces with high reliability. In response to the rapidly changing requirements for connectors, from cardedge to standard pitch two piece to half pitch two piece , KEL offers these connectors for today’s requirement for high density and reliability. Contact Concept [Vertical 2-point Straight Beam] (PATENTED) Key Features 1 ) Balanced design insures stable contact pressure to improve reliability....

 Open the catalog to page 2
8840/8850/8855 Series-3

Specifications Connector Insulator : Glass-filled 66 Nylon(UL94V-0) Contact : Copper alloy Plating : Mating area ; Gold over Nickel Terminal area ; Gold over Nickel (8840/8855) Tin copper over Nickel (8850) 8840 Series D-Shaped shell : Material ; Steel Plating ; Nickel over Copper Current rating : 0.5A per contact Contact resistance : 30m max. Dielectric resistance : 650V AC for 1 minute Insulation resistance : 1,000M min. at 500V DC Operating temperature : -55gC~+85gC Recommended Cable : #28 AWG(7/0.127) Outer diameter of insulation : 0.58mm Cover and accessories (Materials and plating) Diecast...

 Open the catalog to page 3
8840/8850/8855 Series-4

8840/8850/8855 SERIES I/O CONNECTOR ( RECEPTACLE ) 8840 Series (20, 28, 34, 50, 60, 68, 80 pins) Straight Receptacle Cable Exit Unit:mm(inch) Receptacle & Cover A B F Product Table / Dimensions No.of contacts 8840 Series (100 pin) Straight Receptacle Cable Exit Unit:mm(inch) Receptacle & Cover Product Table / Dimensions Part Number Other Mounted Panel Thickness Screw X-X´ Cross Section

 Open the catalog to page 4
8840/8850/8855 Series-5

8840/8850/8855 SERIES I/O CONNECTOR ( STRAIGHT PLUG ) 8850 Series (20,28,34,50,60,68,80pins) Straight Plug Unit:mm(inch) Polarity identification Packaging style No.of contacts

 Open the catalog to page 5
8840/8850/8855 Series-6

I/O CONNECTOR (STRAIGHT PLUG ) 8850 Series (100 pin) Straight Plug Polarity identification Printed Circuti Board Layout (Component side view)

 Open the catalog to page 6
8840/8850/8855 Series-7

8840/8850/8855 SERIES I/O CONNECTOR ( STRAIGHT PLUG ) Polarity identification Packaging style No.of contacts

 Open the catalog to page 7
8840/8850/8855 Series-8

8840/8850/8855 SERIES I/O CONNECTOR ( Right Angle Plug ) 8850 Series (100 pin) Right Angle Plug Unit:mm(inch) Right Angle Plug Center of mounting hole 2.8±0.5 (0.110± 0.020) (Without mounting panel) Printed Circuti Board Layout (Component side view) Recommended panel thickness : 1.6(0.063)max. 83.82 ± 0.1(3.300 ± 0.004) Right Angle plug 100 pin Recommended P.C.B. thickness : 1.6±0.19(0.063±0.007)

 Open the catalog to page 8
8840/8850/8855 Series-9

I/O CONNECTOR CABLE PLUG I^WL 8855 Series (20,28,34,50,60,68,80 pins) Cable Plug Dimension for Panel Cutout Recommended panel thickness: 2(0.079)max.

 Open the catalog to page 9
8840/8850/8855 Series-10

Order Code Straight Cable Exit »Diecast Cover S : Straight cable exit »Contact Type • Recommended Cable •Wiring identifier •Connector direction(Left: CN1, Right: CN2) •Wiring Code ►Cable Length(cm) • Gold Plating in Mating Area. Order Code S : Straight cable exit »Contact Type •Wiring identifier •Connector direction(Left: CN1, Right: CN2) • Cable Length(cm) •Mounting Panel Thickness 2 : Panel thickness from 0.8-1.0mm • Gold Plating SSSPIease consult our sales office for more information *For harness quotations, a salesperson needs to contact you. Please contact your local sales office. *For S...

 Open the catalog to page 10
8840/8850/8855 Series-11

HERNESS I^Wl * Contact Number 8855-Dnn-174Dn Cable Plug Order Code •Wiring Identifier • Recommended Cable • Gold Plating • Cable Length(cm) •Wiring Code •Connector Direction • For harness quotations, a salesperson needs to cntact you. Please contact your local sales office. • For S(Wiring Code), orders are accepted in even quantities.

 Open the catalog to page 11
8840/8850/8855 Series-12

8855 Series (Flat Ribbon Type) Order Code Straight Cable Exit ' Flat Cable •Wiring type Omit: Twist type C : Through type(Wiring code : BB) •Wiring Code • Cable type Omit: Flat cable(Standard) S : Intermittent bonded cable* T : Twist & Flat cable* • Gold Plating • Cable Lengthfcm) Only flat and twisted-flat cables are available for BB and BD-wired products. • Flat and twisted-flat cables have a limited L dimension as they are pressure-welded 8855 Series (Flat Ribbon Type) Order Code Cable Mark Connector 2 Wiring Diagram Cable Mark An—an Bn—bn Cable Mark Wiring Diagram Wiring Diagram Harness Code...

 Open the catalog to page 12
8840/8850/8855 Series-13

WIRING TABLE I^Wl iBBiJJaavi

 Open the catalog to page 13
8840/8850/8855 Series-15

CABLE ASSEMBLY TOOLS I^WL base for discrete wire Base for use with pusher and For pressing discrete wires in Aligns discrete wires in cover of the base for laminated wire Press laminated cable into the discrete wire. Applies pressure for termination of I Assembly tool combinationb Hand press Cable assembly (Cable plug) wire cable Cable assembly base wire cable Cable assembly base (Notice)When you want to use discrete wire, you need the additional cable cutter (CT-14) OPTIONAL TOOLING Sliding base increases output assembly tooling in HP-12 press Specifications and dimensions are subject to change...

 Open the catalog to page 15

All KEL CORPORATION catalogs and technical brochures

  1. ISC3 Series

    3  Pages

  2. GC/GD Series

    8  Pages

  3. 8900 Series

    9  Pages

  4. 8600 Series

    8  Pages

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.