Shrouded header and crimp to wire connectors incorporating Amphenol 71991 302LF for interconnectivity

Name: Shrouded header and crimp to wire connectors incorporating Amphenol 71991 302LF for interconnectivity
Brand: Hefei Purple Horn E-Commerce Co., Ltd.
SKU: 71991-302LF
Availability: InStock

Manufacturer:

Amphenol

Description:

Through Hole Headers, Receptacles, Female Sockets RoHS

Category:

Arrays, Edge Type, Mezzanine (Board to Board)/Headers, Receptacles, Female Sockets

Specifications

Mfr. Part #:

71991-302LF

Package:

Through Hole

Model Number:

71991-302LF

Introduction

DUBOX Connectors

Product Overview

The DUBOX connector family offers a comprehensive range of board-to-board and wire-to-board solutions designed for reliability and performance in demanding applications. Featuring a dual-beam contact design for enhanced durability and low insertion force, these connectors are suitable for various industrial and communication systems. Available in vertical and horizontal configurations, as well as shrouded headers and crimp-to-wire options, DUBOX connectors provide versatile interconnectivity.

Product Attributes

Brand: DUBOX
Certifications: RoHS compatible (European Union Directive 2002/95/IEC), UL94V-0 flammability rating
Contact Material: Phosphor-bronze
Housing Material: High temperature thermoplastic (black or blue), Glass filled thermoplastic polyester
Plating Options: Gold or Tin over Nickel

Technical Specifications

Specification	Details
Electrical Performance	Current Rating: 2.5A to 3A max. per contact (depending on configuration) Insulation Resistance: 50,000M min. to 1 x 10⁵M min. Contact Resistance: 15M max. initial, 20M max. after environmental tests Dielectric Withstanding Voltage: 800V to 1000V RMS
Environmental	Operating Temperature Range: -65C to +125C
Mechanical Performance	Mating Cycles (Durability): 25 to 200 (depending on plating and configuration) Insertion Force: 150gf max. per gold contact (typical) Withdrawal Force: 30gf min. per gold contact (typical)
Certifications & Compliance	UL File No.: E66906 LR File No.: LR46923 RoHS Compatible
DUBOX Shunts	Housing: Low profile Contact: Dual-beam Current Rating: 2.5A max. per contact Mating Cycles: 50 (Gold), 25 (Tin) Insertion Force: 450gf max. per gold contact Withdrawal Force: 30gf min. per gold contact Insertion Depth: 4.85 mm (.191in.) min.
DUBOX Vertical Receptacles	Contact: Dual-beam, 4-wall design Current Rating: 3A max. per individual contact, 2A DC max. for fully energized connector Mating Cycles: 200 Insertion Force: 1.50 N (150gf) max. per gold contact Withdrawal Force: 0.30 N (30gf) min. per gold contact Insertion Depth: Top entry: 3.6mm min. to 6.81mm max.; Bottom entry: 7mm min.
DUBOX Vertical Receptacles Low Profile	Contact: Dual-beam, 4-wall design Current Rating: 3A DC max. per individual contact, 2A DC max. for fully energized connector Mating Cycles: 200 Insertion Force: 1.50 N (150gf) max. per gold contact Withdrawal Force: 0.30 N (30gf) min. per gold contact Insertion Depth: Top entry: 3.6mm min. to 6.7mm max.; Bottom entry: 6mm min.
DUBOX Horizontal Receptacles	Contact: Dual-beam, 4-wall design Floating solder tails Current Rating: 3A DC max. per individual contact, 2A DC max. for fully energized connector Mating Cycles: 200 Insertion Force: 1.50 N (150gf) max. per gold contact Withdrawal Force: 0.30 N (30gf) min. per gold contact Insertion Depth: 3.6mm min. to 7.50mm max.
DUBOX Shrouded Headers	Stackable end-to-end Passive latching, anti-reverse, anti-miss-match Current Rating: 3A continuous Contact Retention to Housing: 20 N min.
DUBOX Crimp-to-Wire Contacts	Dual-beam design Accommodates wires from AWG 22-30 Current Rating: 3A continuous Mating Cycles: 200 (Gold) Insertion Force (Gold): 1.3 N Withdrawal Force (Gold): 0.3 N min. Contact Retention Force to Housing: 15 N per contact Discrete Wire Insertion Depth: 3.6mm min. to 5.6mm max.
DUBOX Crimp-to-Wire Housings	Stackable end-to-end Passive latching, anti-reverse, anti-miss-match Contacts removable for repairability Insertion Depth: 3.6mm min. to 6.0mm max.

2412161827_Amphenol-71991-302LF_C598964.pdf

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