OEM Circular Electrical Connector(XCD) Suppliers, Exporter

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OEM Circular Electrical Connector(XCD) Suppliers, Exporter

Overview
*Exclusive for power supply
*Rated working current 5A~ 300A
*Hyperboloid wire spring jack
*Various tail termination forms
*Five identification keys
*Plugs and sockets can be installed with pins or holes

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Product Description

Mechanical Properties

Shell: High-strength aluminum alloy, stainless steel

Insulator: Thermoset material

Contacts: Copper alloy gold plated

Vibration: Frequency 10~ 2000Hz Acceleration: 196m/s²

Impact: Acceleration 980m/s²

Constant acceleration: 980m/s²

Mechanical life: 1000 cycles

Environmental Performance

Operating temperature: -55 ℃ ~ + 200 ℃

Relative humidity: 95% at 40℃

Working height: 30000m

Salt spray resistance: Electroless nickel plating, galvanized 96h stainless steel passivation 1000h

The electrical connector also has good moisture-proof, anti-salt spray, anti-mold, anti-rain, anti-dust and other properties.

Electrical Performance

Contact Resistance and Rated Current

Contact Specifications (mm)	Contact resistance (mΩ)	Rated current (A)
Φ1.0	≤10	5
Φ1.5	≤5	10
Φ2.5	≤2	25
Φ3.5	≤1	40
Φ4.5	≤0.82	60
Φ5.5	≤0.6	100
Φ7.5	≤0.4	150
Φ10	≤0.4	200
Φ12	≤0.3	250

Rated Voltage, Withstand Voltage and Insulation Resistance

Working environment	Rated voltage (V)	Withstand voltage (V)	Insulation resistance (MΩ)
Room temperature state	500	1500	≥5000
Hot and humid state	500	750	≥100

Electrical continuity between shells: Aluminum alloy shell ≤ 5mΩ, steel shell ≤ 15mΩ

Model Name

Plug, Socket Model Name Structure

Parameter / Feature	Options & Coding Specifications
Series Designation	DL+XCD
Shell No.	22 / 24 / 27 / 33 / 36 / 39 / 45
Shell Type	T: Plug \| F: Square socket \| L: Nut fastening socket
Contact No.	Refer to "Contact Arrangement Diagram"
Contact Type	Z₁: Pin gold-plated \| K₁: Jack gold-plated
Description Mark	D: Tail without thread, galvanized rainbow passivation D₁: Tail unthreaded, electroless nickel plating D₃: Unthreaded tail, zinc-plated army green passivation D₁₂: Tail unthreaded, copper electroless nickel plating D₄₀: Tail unthreaded, stainless steel passivated (Unmarked: Anodized in black) P: Threaded tail, optional accessories, galvanized rainbow passivation P1: Threaded tail, optional accessories, electroless nickel plating P₃: Threaded tail, optional accessories, galvanized army green passivation P₁₂: Tail with thread, optional accessories, copper electroless nickel plating P₄₀: Tail with thread, optional accessories, stainless steel passivation E: Threaded tail, optional accessory, anodized black
Key Position	Unmarked: N key \| (W): W key \| (X): X key \| (Y): Y key \| (Z): Z key

Model Name of Wall Sealing Adapter Structure

Parameter / Feature	Options & Coding Specifications
Series Designation	DL+XCD (e.g., Shell No. 27)
Shell No.	22 / 24 / 27 / 33 / 36 / 39 / 45
Product Type	S: Nut fastening through-wall sealing adapter seat, hole outside panel, needle inside panel S₀: Nut fastening through-wall sealing adapter seat, needle outside panel, hole inside panel S₁: Square plate mounted wall-through sealing adapter, hole outside panel, needle inside panel S₂: Square plate mounted through-wall sealing adapter, needle outside panel, hole inside panel
Contact No.	Refer to "Contact Arrangement Diagram"
Description Mark	M₁: Glue filling seal, contact gold plated
Shell Plating	D: Galvanized rainbow passivation D₁: Electroless nickel plating D₃: Galvanized army green passivation D₁₂: Copper electroless nickel plating D₄₀: Stainless steel passivation Unshielded Plating: (unmarked) anodized black
Key Position	Unmarked: N key \| (W): W key \| (X): X key \| (Y): Y key \| (Z): Z key

Frequently Asked Questions (FAQ)

What are the primary shell materials used in these electrical connectors?

The shells of these connectors are manufactured using high-strength aluminum alloy or stainless steel to ensure durability and robust mechanical performance.

What is the operating temperature range for these connectors?

These connectors are designed to perform reliably under extreme environmental conditions, featuring an operating temperature range from -55 ℃ up to + 200 ℃.

How well do the connectors resist environmental hazards like salt spray?

They offer excellent salt spray resistance. Electroless nickel plating and galvanized coatings withstand up to 96 hours, while stainless steel passivation offers resistance up to 1000 hours. They are also moisture-proof, mold-resistant, rain-proof, and dust-resistant.

What is the mechanical lifespan of these connectors?

These connectors feature high-quality gold-plated copper alloy contacts and offer a mechanical life of at least 1000 mating cycles.

How does insulation resistance vary under different working conditions?

At standard room temperature, the insulation resistance is ≥5000 MΩ. Under hot and humid conditions, it remains reliable at ≥100 MΩ, ensuring electrical integrity and safety.