# KF1R-BBAH1-EA940 (Component)
## Description
40 Position FFC, FPC Connector Receptacle 0.071" (1.80mm) Surface Mount, Right Angle
The KF1R-BBAH1-EA940 is a FlexFast™ board-to-board receptacle connector designed for high-density PCB interconnection applications. It provides a reliable electrical and mechanical interface between printed circuit boards in compact electronic systems. The connector features a right-angle surface-mount configuration, dual-row contact arrangement, and gold-plated copper-alloy contacts to ensure excellent signal integrity, low contact resistance, and long-term durability. Its thermoplastic housing offers mechanical strength and high-temperature resistance, making it suitable for communication, industrial, consumer, and embedded electronic equipment.
Manufacturer
Amphenol Communications Solutions
Part Number
KF1R-BBAH1-EA940
Product Series
FlexFast™
Connector Type
Board-to-Board Receptacle Connector
Number of Positions
40 Contacts
Contact Arrangement
Dual Row
Mounting Style
Surface Mount Technology (SMT)
Orientation
Right Angle
Contact Pitch
1.8 mm
Termination Type
Solder Termination
Contact Material
Copper Alloy
Contact Plating
Gold
Housing Material
Thermoplastic
Housing Color
Black
Current Rating
1 A per Contact
Operating Temperature Range
-40°C to +125°C
Flammability Rating
UL94 V-0
Mating Durability
100 Mating Cycles
Compliance
High-density board-to-board interconnection solution
Compact right-angle SMT design
Dual-row contact configuration
Gold-plated contacts for enhanced reliability
Low contact resistance and stable electrical performance
Durable thermoplastic housing
Wide operating temperature range
Integrated alignment features for reliable mating
Suitable for signal and power transmission
Designed for industrial, communication, and embedded electronic applications
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## Component Details
- **Owner:** adrian95
- **Created:** 6/7/2026
- **Last Updated:** 6/7/2026
- **Visibility:** Public
- **Manufacturer Part Number:** KF1R-BBAH1-EA940
- **Manufacturer Name:** Amphenol ICC (FCI)
- **License:** https://creativecommons.org/licenses/by/4.0/
- **Symbol Style:** parametric-v1
- **Part Type:** Connector
- **Datasheet URL:** https://cdn.amphenol-cs.com/media/wysiwyg/files/drawing/kf1r.pdf
## Distributor Pricing (qty 1)
*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*
| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Mouser](https://www.mouser.com/ProductDetail/Amphenol-Aorora/KF1R-BBAH1-EA940?qs=3Rah4i%252BhyCE9dUUUaMUIjw%3D%3D) | $8.38 | 0 |
- **Part Type:** Connectors
- **Sub-Type:** FFC / FPC
- **MPN:** KF1R-BBAH1-EA940
- **Mount Type:** Surface Mount
- **Package / Case Code:** TO
- **Pin Count:** 40
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | 1 | |
| 2 | 2 | |
| 3 | 3 | |
| 4 | 4 | |
| 5 | 5 | |
| 6 | 6 | |
| 7 | 7 | |
| 8 | 8 | |
| 9 | 9 | |
| 10 | 10 | |
| 11 | 11 | |
| 12 | 12 | |
| 13 | 13 | |
| 14 | 14 | |
| 15 | 15 | |
| 16 | 16 | |
| 17 | 17 | |
| 18 | 18 | |
| 19 | 19 | |
| 20 | 20 | |
| 21 | 21 | |
| 22 | 22 | |
| 23 | 23 | |
| 24 | 24 | |
| 25 | 25 | |
| 26 | 26 | |
| 27 | 27 | |
| 28 | 28 | |
| 29 | 29 | |
| 30 | 30 | |
| 31 | 31 | |
| 32 | 32 | |
| 33 | 33 | |
| 34 | 34 | |
| 35 | 35 | |
| 36 | 36 | |
| 37 | 37 | |
| 38 | 38 | |
| 39 | 39 | |
| 40 | 40 | |
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