Blade Type Power Connectors

Image	Part Number	Description / PDF	Quantity	Rfq
	C124-1 Souriau-Sunbank by Eaton	CONTACT	0

Image

Part Number

Description / PDF

Quantity

Rfq

C124-1

Souriau-Sunbank by Eaton

CONTACT

Blade Type Power Connectors

1. Overview

Blade Type Power Connectors are electrical components featuring flat, blade-like contacts designed for high-current applications. They enable rapid connection/disconnection in power systems while maintaining low contact resistance. These connectors are critical in industries requiring robust power delivery, such as data centers, industrial automation, and renewable energy systems.

2. Main Types and Functional Classification

Type	Functional Features	Application Examples
High-Power Blade Connectors	Large contact area, high current capacity (50-200A), screw or bolt fixation	Server power supplies, industrial motor drives
Modular Blade Connectors	Stackable design, configurable pin counts, tool-less assembly	Test equipment, modular power systems
Insulated Blade Connectors	Encapsulated contacts, finger-safe design, IP20 protection	Medical devices, HVAC systems
Surface Mount Blade Connectors	PCB surface-mount terminals, compact footprint, vibration resistance	Telecom infrastructure, embedded systems
Quick-Disconnect Blade Connectors	Push-in/pull-out operation, audible click confirmation, 12-48V compatibility	Automotive diagnostics, portable tools

3. Structure and Composition

Typical construction includes:

Blade Terminal: Phosphor Bronze or Beryllium Copper with silver/gold plating
Insulation Housing: High-temperature nylon (UL94 V-0 rated)
Locking Mechanism: Spring-loaded latch or threaded fasteners
Contact Interface: Multi-point contact design for redundancy

4. Key Technical Parameters

Parameter	Typical Range	Importance
Rated Current	10-300A	Determines thermal performance and conductor sizing
Contact Resistance	0.2-1.0m	Impacts power efficiency and heat generation
Dielectric Strength	1,000-2,500VAC	Ensures electrical safety and insulation reliability
Operating Temperature	-55 C to +150 C	Defines operational envelope in harsh environments
Insertion Force	5-25N	Affects ease of maintenance and mechanical wear

5. Application Fields

Primary industries include:

Industrial Automation: Servo motor drives, PLC power interfaces
Data Centers: Server racks, uninterruptible power supplies (UPS)
Renewable Energy: Solar inverters, battery storage systems
Rail Transport: Traction converters, onboard chargers
Consumer Electronics: High-end gaming PCs, workstations

6. Leading Manufacturers and Products

Manufacturer	Representative Product	Key Specifications
TE Connectivity	PowerBLADE+ Series	150A rating, 1500V dielectric strength
Molex	ModuLok Power	Modular 4-position, 85A per contact
Amphenol	BladeBus HD	Double-ended, busbar integration
Delphi Connection Systems	High-Power Blade	180A, quick-mate design

7. Selection Recommendations

Key considerations:

Current/voltage requirements with 20% safety margin
Environmental factors (temperature, vibration, corrosion)
Interoperability with existing busbar/cable systems
Certification compliance (UL, IEC, RoHS)
Total lifecycle cost vs upfront investment

8. Industry Trends

Future developments include:

Increased power density through nanocoating technologies
Integrated smart sensors for condition monitoring
Miniaturization while maintaining 200A+ capacity
Biodegradable insulation materials for circular economy
Standardization of hybrid power/signal blade interfaces