สายไฟต่อขยาย 220 โวลต์ 30 แอมป์

Extension Cord

สายไฟต่อขยาย 220 โวลต์ 30 แอมป์

220V 30 Amp Extension cord usually use for generator power outputs or main power connecting. With 30amp full load can up to 18Kw power supply for electric equipment.

การแนะนำผลิตภัณฑ์

L21-30 extension power cords feature a twist lock L21-30P plug to L21-30R connector.

These power cords are rated for 30 amps with 120/208V voltage and are used to extend a 3-Phase 5 wires power cable.

ต้องการใบเสนอราคาทันทีสำหรับโครงการที่กำลังจะเกิดขึ้นของคุณหรือไม่?

ส่งรายละเอียดให้เราแล้วเราจะติดต่อกลับภายใน 12 ชั่วโมง

แนะนำสินค้า

Product Overview: 220V 30 Amp Extension Cord

การ SX 220V 30 Amp Extension Cord is designed to deliver reliable power for industrial, commercial, and residential applications. With robust construction and versatile connectors, this cord ensures safe and efficient power distribution in demanding environments.


Key Features:

  • Current Rating: 30 Amp
  • Voltage Range: AC 110V-120V-140V – 220V – 250V
  • Connectors: NEMA L21-30 plug and receptacle for secure, high-current connections
  • Cable Specs: 5x6mm² (5-core, 9 AWG) for heavy-duty power handling
  • ความยาว: Customizable to your specific requirements
  • สี: Black (custom colors available upon request)

Why Choose SX Extension Cords?

  1. ราคาตรงจากโรงงาน
    Skip intermediaries and save! Our direct-to-customer model ensures premium quality at competitive prices, perfect for budget-conscious professionals.
  2. Built for Heavy-Duty Use
    Constructed with industrial-grade materials, these cords resist wear, heat, and harsh conditions—ideal for construction sites, workshops, and events.
  3. เหมาะกับความต้องการของคุณ
    Need a specific length or connector type? We customize cords to match your rig’s demands, ensuring efficient and safe power distribution.
  4. High-Performance Materials
    Made with high-quality copper conductors and durable insulation, these cords deliver reliable power under heavy loads.

Applications:

  • Industrial Facilities
  • Construction Sites
  • Workshops & Garages
  • Outdoor Events
  • Residential Heavy-Duty Use

Why Trust SX?

  • Quality Assurance: Rigorous testing for consistent performance under high loads.
  • Fast Turnaround: Sample orders in 1-3 days; bulk orders in 3-14 days.
  • Global Reach: Reliable shipping via air, sea, or express logistics.

คำถามที่พบบ่อย

Q: Can I customize the length and connectors?
A: Yes, we offer tailored lengths and connector types to suit your setup.

Q: Are these cords suitable for outdoor use?
A: Absolutely! The rugged design withstands harsh outdoor conditions.

Q: Do you provide free samples?
A: High-value samples require a fee, but we offer competitive pricing for testing.

Q: Can I use my own logo on the cords?
A: Yes, we offer custom branding via heat-shrink tubes or labels.

Q: What certifications do the cords have?
A: CE-certified, with additional certifications available upon request.


Power Your Heavy-Duty Projects Today!

Ready to upgrade your setup with SX’s professional-grade extension cords?

Contact Us Now: https://sxpowercase.com/contact-us/


Hot Tags:

Extension Cord, Heavy-Duty Power Cables, 30 Amp Extension Cord, Custom Power Solutions, Industrial Extension Cords, Factory Direct Cables, High-Current Connectors, SX Power Gear.

SX Services

Production time

Depending on the quantity, the general production time is 7-15 days, and the shipping time depends on the country of arrival.

Logistics Consulting

If you have your own freight forwarder in China, we use your freight forwarder, if not, we will help to check the freight without adding price

After-sales service

Our warranty service is one year and we can provide various support. If it is our problem, please contact us to solve it.

Minimum Order Quantity

Power distribution box》1
Flighting case》10
Small power distribution box》1
power case》50meters 
hoist controller》1

Drawing Settings

For specific products, we will design the drawings and produce them after confirmation with the customer. We can customize your brand or LOGO

Payment Methods

We usually use T/T payment method, most of them are Paypal, we can also accept other methods and communicate in time