INDUSTRY COMPONENT

Power Receptacles

Power receptacles are electrical connectors that provide standardized interfaces for plugging in devices to access AC power in smart home outlets with USB charging capabilities.

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Component Specifications

Definition
Power receptacles are electromechanical components designed to safely deliver alternating current (AC) electrical power from building wiring to connected devices through standardized plug interfaces. In smart home electrical outlets with USB charging, these receptacles integrate with USB power delivery circuits while maintaining isolation between AC and DC systems. They feature contact mechanisms, insulation barriers, and mounting structures that comply with regional electrical standards for voltage (typically 100-240V AC), current (10-20A), and safety requirements.
Working Principle
Power receptacles operate by providing conductive contact points (hot, neutral, and ground terminals) that mate with corresponding plug pins to complete an electrical circuit. When a plug is inserted, spring-loaded contacts establish secure connections, allowing AC power to flow from the building's electrical system to the connected device. In smart outlets, the receptacle is wired in parallel with USB charging circuitry, which converts AC to DC power through internal transformers and regulators. Safety mechanisms include shutters to prevent accidental contact, insulation to prevent short circuits, and grounding paths for fault protection.
Materials
Contacts: Phosphor bronze or beryllium copper (for conductivity and spring properties), Insulation: Polycarbonate or thermoset plastics (UL94 V-0 rated for flame resistance), Housing: ABS or polyamide (impact-resistant), Terminals: Brass or copper alloy (for wiring connections), Mounting: Steel brackets (for structural support).
Technical Parameters
  • Frequency 50/60 Hz
  • Current Rating 15A
  • Voltage Rating 100-240V AC
  • Contact Resistance <10 mΩ
  • Dielectric Strength 1500V AC for 1 minute
  • Insulation Resistance >100 MΩ
  • Operating Temperature -25°C to 70°C
  • Plug Type Compatibility NEMA 5-15 (North America), Type A/B (USB ports integrated)
Standards
IEC 60884, UL 498, NEMA WD 6, GB 2099.1

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Power Receptacles.

power receptacle electrical outlet smart home USB charging AC power connector NEMA standard IEC 60884 electrical safety receptacle materials Power Receptacles Power Receptacles in Electrical Equipment Manufacturing

Parent Products

This component is used in the following industrial products

Smart Home Electrical Outlet with USB Charging

Wall-mounted electrical outlet with integrated USB charging ports and smart connectivity

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Engineering Analysis

Risks & Mitigation
  • Electrical shock from exposed contacts
  • Overheating due to poor contact or overload
  • Fire hazard from insulation failure
  • Compatibility issues with non-standard plugs
FMEA Triads
Trigger: Loose wiring connections
Failure: Intermittent power loss or arcing
Mitigation: Use torque-controlled screw terminals and periodic inspection
Trigger: Material degradation from heat or moisture
Failure: Insulation breakdown leading to short circuits
Mitigation: Select high-temperature, moisture-resistant materials and conduct environmental testing
Trigger: Plug insertion wear
Failure: Reduced contact pressure and increased resistance
Mitigation: Design with durable spring contacts and specify cycle life testing

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance
Contact alignment within ±0.5mm, voltage drop <2% at rated current
Test Method
Dielectric withstand test per IEC 60884, temperature rise test under load, mechanical endurance test (10,000 insertion cycles)

Procurement Evaluation Criteria

Not customer reviews or live demand data. These dimensions support RFQ preparation and supplier evaluation.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What is the difference between a power receptacle and a USB port in a smart outlet?

A power receptacle delivers AC power (typically 100-240V) through standardized plug interfaces for general appliances, while USB ports provide DC power (5V) for charging small electronics like phones and tablets. In smart outlets, they are integrated but electrically isolated systems.

How do power receptacles ensure safety in smart home applications?

They incorporate features such as shutters to prevent accidental contact with live parts, grounding terminals for fault protection, flame-retardant insulation materials, and compliance with standards like UL 498 and IEC 60884 for electrical and fire safety.

Can power receptacles be used with high-power devices like air conditioners?

Standard receptacles in smart outlets are rated for 15A/125V or similar; high-power devices may require dedicated circuits or higher-rated receptacles. Always check the device's power requirements and receptacle specifications to avoid overload.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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