Rectangular Connectors

Rectangular Connectors - Accessories

Part Number	Description / PDF	Quantity
2103346-2 TE Connectivity AMP Connectors	HVA280 2 BAY HEADER SUB-ASSY, KE	18
104891-2 TE Connectivity AMP Connectors	CONN TERMINATE COVER 20POS .050	2254
2-1355524-3 TE Connectivity AMP Connectors	MQS ABDECKKAPPE 12P	1626
350444-1 TE Connectivity AMP Connectors	CONN COMMONING BAR 2POS M-N-LOC	0
1969608-4 TE Connectivity AMP Connectors	4P VAL-U-LOK TPA 22-18 AWG	0
1379918-1 TE Connectivity AMP Connectors	COVER FOR 20W TAB HSG	500
293737-2 TE Connectivity AMP Connectors	8 POS. COVERPART (KIT) FOR P/N 7	0
794772-6 TE Connectivity AMP Connectors	SEAL INTERFACE 6POS MINI UMNL	4305
103681-4 TE Connectivity AMP Connectors	CONN SHROUD 14POS DAUL LATCHED	0
794758-1 TE Connectivity AMP Connectors	SEAL SNGL CAVITY WIRE MINI UMNL	97386
3-179608-0 TE Connectivity AMP Connectors	CONN DBL ROW HOLDER MT 30POS	0
1924487-3 TE Connectivity AMP Connectors	AMPSEAL 16 MOUNTING CLIP, STRAIG	157
102114-1 TE Connectivity AMP Connectors	MODII HDR END SHROUD	0
794279-1 TE Connectivity AMP Connectors	CONN INTERFACE SEAL 12POS UMNL	3562
641763-1 TE Connectivity AMP Connectors	CONN STRAIN RELIEF ENCLOSE 3POS	594
2292862-3 TE Connectivity AMP Connectors	CONN BACKSHELL 4POS	1015
2-179608-0 TE Connectivity AMP Connectors	CONN DBL ROW HOLDER MT 20POS	9245
499252-8 TE Connectivity AMP Connectors	STRAIN RELIEF 16POS SOCKET CONN	14685
776363-1 TE Connectivity AMP Connectors	CAVITY PLUG AMPSEAL 16	5033
1969608-1 TE Connectivity AMP Connectors	1P VAL-U-LOK TPA 22-18 AWG	0

Rectangular Connectors - Accessories

1. Overview

Rectangular connectors - accessories refer to supplementary components designed to enhance the performance, durability, and functionality of rectangular electrical connectors. These accessories include covers, locking mechanisms, cable clamps, adapters, and sealing elements. They play a critical role in protecting connectors from environmental factors, ensuring mechanical stability, and enabling compatibility across systems. With the increasing complexity of electronic systems in industries like telecommunications, automotive, and industrial automation, these accessories have become essential for maintaining reliable signal and power transmission.

2. Main Types and Functional Classification

Type	Function	Application Example
Dust Covers	Protect connectors from dust, moisture, and debris	Outdoor communication equipment
Locking Rings	Prevent accidental disconnection under vibration	Aerospace sensor systems
Cable Clamps	Secure cables to prevent strain on contacts	Industrial machinery
Adapter Panels	Enable interface between different connector standards	Data center server racks
Sealing Grommets	Provide IP67-rated watertight seals	Marine electronics
Mounting Brackets	Facilitate secure panel or PCB installation	Medical diagnostic devices

3. Structure and Composition

Typical accessories consist of:

Material: High-temperature resistant plastics (e.g., PBT, nylon) or metal alloys (e.g., aluminum, stainless steel)
Design: Molded housings with snap-fit or threaded interfaces
Coatings: Corrosion-resistant platings (e.g., nickel, zinc)
Sealing Elements: Elastomer O-rings or gaskets for environmental protection

4. Key Technical Specifications

Parameter	Description	Importance
Material Type	Plastic/metal composition	Determines durability and temperature resistance
Operating Temp	-55 C to +125 C range	Ensures performance in extreme conditions
IP Rating	IP65 to IP68	Defines protection level against solids/liquids
Contact Resistance	10m	Maintains signal integrity
Vibration Resistance	MIL-STD-202F compliant	Prevents failure in dynamic environments
Installation Method	Push-pull, screw, or clip-on	Affects ease of maintenance

5. Application Fields

Key industries utilizing these accessories include:

Telecommunications: 5G base stations, fiber optic enclosures
Automotive: EV charging systems, ADAS sensors
Industrial Automation: PLC control cabinets, robotic arms
Medical: MRI machines, patient monitoring systems
Aerospace: Avionics, satellite communication modules

6. Leading Manufacturers and Products

Manufacturer	Representative Product	Key Feature
TE Connectivity	Dura-Con Dust Covers	UL94 V-0 flammability rating
Amphenol	Sealed Panel Mount Kits	IP68 protection up to 3m depth
Molex	Mini50 Locking Adapters	High-density signal conversion
Delphi	Automotive Grade Cable Clamps	Vibration tested to 2000 hours
ITT Cannon	Ruggedized MIL-DTL-38999 Adapters	Operating temp -65 C to +200 C

7. Selection Guidelines

Key considerations for selection:

Environmental Conditions: Outdoor applications require UV-resistant materials
Connector Compatibility: Match dimensions with IEC 61076 standards
Sealing Requirements: Select IP67/IP68 for submersion applications
Material Selection: Aluminum for EMI shielding, plastic for weight-sensitive uses
Regulatory Compliance: RoHS/REACH for EU markets, UL certification for North America

8. Industry Trends

Emerging developments include:

Miniaturization: Sub-1mm pitch accessories for IoT devices
Modular Designs: Interchangeable components for rapid system reconfiguration
Smart Integration: Embedded sensors in locking mechanisms for predictive maintenance
Eco-friendly Materials: Bio-based polymers replacing traditional plastics
High-Speed Compatibility: Accessories supporting 25+ Gbps data rates