Power Entry Connectors - Inlets, Outlets, Modules

Part Number	Description / PDF	Quantity
S52S30A Altech Corporation	PIN & SLEEVEPLUG 30A 400VAC 4P 5	7
S52S55A Altech Corporation	PIN & SLEEVEPLUG30A277480V 4P 5W	8
F32S23A Altech Corporation	RECPF30A2P3W6H250V BLUEIP4415DEG	36
D42S35A Altech Corporation	RECPF30A3P4W6H400V REDIP6725DEGW	0
D42S65A Altech Corporation	RECPF30A3P4W12H120250V ORANGEIP6	0
F42S38A Altech Corporation	RECPF30A3P4W6H400V REDIP6715DEGP	1
G42S50A Altech Corporation	INLTM30A3P4W7H480V REDIP4415DEGW	9
K51S75A Altech Corporation	PIN&SLEEVE CONNEC20A347600V 4P 5	0
F41S68A Altech Corporation	RECPF20A3P4W12H120250V ORANGEIP6	7
A53S57 Altech Corporation	INLTM63A3P+N5W7H500V BLK IP67 ST	0
K42S70A Altech Corporation	PIN&SLEEVE CONNEC 30A 600VAC 3P	0
K32S25 Altech Corporation	PIN&SLEEVE CONNEC 30A 250VAC 2P	10
D41S65A Altech Corporation	RECPF20A3P4W12H120250V ORANGEIP6	0
S41S00A Altech Corporation	PIN & SLEEVEPLUG20A380440V 3P 4W	0
A31S56A Altech Corporation	CONN 20A 2P ANGLED 480V RED IP44	0
K41S30A Altech Corporation	PIN&SLEEVE CONNEC 20A 400VAC 3P	2
F41S73A Altech Corporation	RECPF20A3P4W5H600V BLKIP4415DEGP	0
D42.22 Altech Corporation	RECPF32A3P4W9H220-250V BLUEIP442	0
K42S20A Altech Corporation	PIN&SLEEVE CONNEC 30A 250VAC 3P	5
D42S75A Altech Corporation	RECPF30A3P4W5H600V BLKIP6725DEGW	0

Power Entry Connectors - Inlets, Outlets, Modules

1. Overview

Power entry connectors are electro-mechanical devices designed to safely establish electrical connections between equipment and power sources. They serve as critical interfaces in AC/DC power systems, ensuring reliable energy transmission while meeting safety and regulatory standards. Their importance spans across industries where stable power delivery and user protection are paramount.

2. Main Types and Functional Classification

Type	Functional Characteristics	Application Examples
IEC Appliance Inlets	Standardized C13/C19 types, detachable connections	Computers, servers, medical devices
NEMA Receptacles	Non-locking/Locking configurations (5-15P/R, L5-30P/R)	Industrial machinery, construction equipment
Modular Power Entry Modules	Integrated filtering, switching, and fused protection	Data centers, test equipment
Medical-Grade Connectors	Double-insulated, low-leakage current design	Patient monitors, MRI machines

3. Structure and Components

Typical construction includes:

Thermoplastic housing (UL94 V-0 rated)
Copper alloy contact springs (phosphor bronze)
Insulation barriers (glass-reinforced epoxy)
Termination options: Screw/clamp terminals or PCB mounts
Integrated features: EMI filters, circuit breakers, LED indicators

4. Key Technical Specifications

Parameter	Significance
Rated Voltage (50-600V AC/DC)	Determines maximum operating potential
Current Rating (1-63A)	Defines safe continuous load capacity
Contact Resistance (<5m )	Impacts power efficiency and thermal performance
Dielectric Withstanding Voltage (1.5-4kV)	Safety isolation capability
Temperature Range (-40 C to +125 C)	Environmental operational limits
IP Rating (IP20-IP67)	Protection against solids/liquids ingress

5. Application Fields

Consumer Electronics: Desktop PCs, printers, home appliances
Industrial Automation: PLC cabinets, motor drives, robotics
Medical Equipment: Ultrasound machines, ventilators, lab analyzers
Data Centers: Server racks, PDU units, UPS systems
Renewable Energy: Solar inverters, wind turbine controllers

6. Leading Manufacturers and Products

Manufacturer	Representative Product
TE Connectivity	Power-Entry Modules with integrated filters
Amphenol Corporation	Series 1300 IEC C13 inlets
Molex Incorporated	Mini-Fit Jr. power entry systems
Phoenix Contact	TRABTECH power entry solutions

7. Selection Guidelines

Key consideration factors:

Electrical Requirements: Match voltage/current ratings with system needs
Environmental Conditions: Consider temperature, humidity, and vibration
Certification Standards: UL/CSA, IEC 60320, medical 60601-1 compliance
Mechanical Durability: Minimum 10,000 mating cycles for industrial use
Space Constraints: Panel cutout dimensions and PCB footprint
Protection Features: Surge suppression, overcurrent protection integration

8. Industry Trends

Emerging developments include:

Miniaturization: 30% size reduction in IEC connectors for portable devices
High-Power Density: 600V/100A modules for EV charging infrastructure
Smart Connectivity: Integrated power-line communication (PLC) capabilities
Eco-friendly Materials: Halogen-free thermoplastics adoption (growing at 15% CAGR)
Modular Designs: Hot-swappable power entry systems for 24/7 operations