General
| Status | Active |
| Category | PCB Headers |
| Series | 171856 |
| Application | Board-to-Board, Power, Signal, Wire-to-Board |
| Comments | See Product Specification for maximum current rating by AWG. See Product Specification for operating temperature range by material. |
| Overview | KK® Interconnect System - Molex |
| Product Name | KK 254 |
| UPC | 887191416274 |
Physical
| Breakaway | No |
| Circuits (Loaded) | 8 |
| Circuits (maximum) | 8 |
| Color - Resin | Black |
| Durability (mating cycles max) | 25 |
| First Mate / Last Break | No |
Flammability  | 94V-1 |
| Glow-Wire Capable | No |
| Guide to Mating Part | No |
| Keying to Mating Part | None |
| Lock to Mating Part | Yes |
| Material - Metal | Brass |
| Material - Plating Mating | Gold |
| Material - Plating Termination | Matte Tin |
| Material - Resin | High Temperature Thermoplastic |
| Net Weight | 0.913/g |
| Number of Rows | 1 |
| Orientation | Vertical |
| PCB Locator | No |
| PCB Retention | None |
| PCB Thickness - Recommended | 1.60mm |
| Packaging Type | Bag |
| Pitch - Mating Interface | 2.54mm |
| Plating min - Mating | 0.381µm |
| Plating min - Termination | 2.540µm |
| Polarized to Mating Part | Yes |
| Shrouded | Partial |
| Stackable | No |
| Surface Mount Compatible (SMC) | Yes |
| Temperature Range - Operating | -40° to +105°C, -40° to +80°C |
| Termination Interface: Style | Through Hole |
Electrical
| (Please review the Product Specification for specific details.) | |
|---|---|
| Current - Maximum per Contact | 4.0A |
| Voltage - Maximum | 500V |
Agency Certification
| (Please find UL Certificates by searching the UL Database using the Molex Series Number.)Click here to visit the UL Database | |
|---|---|
| CSA | LR19980 |
| UL | E29179 |
Solder Process Data
| Solderability Shelf Life Statement | |
|---|---|
| Duration at Max. Process Temperature (seconds) | 030 |
| Lead-freeProcess Capability | SMC&WAVE |
| Max. Cycles at Max. Process Temperature | 003 |
| Process Temperature max. C | 260 |
Reference - Drawing Numbers
| Packaging Specification | PK-6373-001-000 |
| Product Specification | PS-171856-0001-001, PS-171856-0002-001 |
| Sales Drawing | SD-171856-0001-000 |
| Symbol/Footprint Data | SYM-171856-0008 |
Contact us to check the best price and real time inventory quantity for 1718561008. If you need any more information about 1718561008, you can also send us by email. Our email is [email protected]
Sales Drawings, 3D Models, and Brochures:
Mates With Part(s):
4455, 2695, 6471
Compliance:
EU ELV: Not Relevant
EU RoHS: Compliant
China RoHS: 
REACH SVHC: Not Contained Per -D(2020)4578-DC (25 June 2020)
Low-Halogen Status: Low-Halogen
Documents:
EU RoHS Certificate of Compliance (PDF)
Multiple Part Product Compliance Statements
EU RoHS, REACH SVHC, & Low-Halogen
Multiple Part Industry Compliance Documents
*IPC 1752A Class C
*IPC 1752A Class D
*Molex Product Compliance Declaration
*IEC-62474
*chemSHERPA (xml)
Request Molex's CMRT from [email protected]