Novram Novram

wholesale Inverter welding machine ZX7-315-400IGBT driver board Inverter board

Product Description

About Us

We are a leading manufacturer specializing in high-density multilayer printed circuit boards and specialty boards. With certifications including UL, ISO9001:2015, ISO14001:2015, CQC, IATF16949:2016, and "National Military Standard," we provide top-quality products and services. Our extensive product range includes multilayer boards, impedance boards, high-frequency boards, high TG thick copper foil boards, 5G high-speed boards, buried blind via boards, aluminum-based boards, hybrid dielectric boards, HDI, rigid-flex boards, specialty boards, and customized solutions.

Driven by technological innovation, our products are widely used in industries such as communication equipment, industrial control, automotive electronics, energy and power, medical devices, IoT, research institutions, aerospace, and defense. With over 19 years of experience, we have served over 1,000 technology innovation-oriented enterprises with rapid prototyping and mass production services. We are committed to delivering cutting-edge solutions and exceeding customer expectations in the dynamic electronics industry.

Main Products

PCB Product Sample 1
PCB Product Sample 2

📋Product Parameter Options

The product features eight parameter options. Please refer to the specific configuration details below for your requirements and quote inquiry:

  • Without capacitor Without IGBT
  • With capacitor Without IGBT
  • 25N1200 With IGBT With capacitor
  • 40T1200 With IGBT With capacitor
  • 40N1200 With IGBT With capacitor
  • 4 25N120 with tube + with capacitor + full set of wiring harness
  • 4 40T120 with tube + with capacitor + full set of wiring harness
  • 4 high-power 40N120 + with capacitor + full set of wiring harness
PCB Product Details 1
PCB Product Details 2
PCB Product Details 3
PCB Product Details 4
PCB Product Details 5
PCB Product Details 6
PCB Product Details 7
PCB Product Details 8
PCB Product Details 9

Production Line and Equipment

Production Line 1
Production Line 2
Production Line 3
Factory Facility
Advanced Equipment 1
Advanced Equipment 2
Advanced Equipment 3
Advanced Equipment 4
Manufacturing Workshop

Manufacturing Technique

⚙️Rigid PCB Manufacturing Capability

Category Volume Production Sample Processing
Layer Count 1-68L 64 Layer
Max Thickness 10mm (394mil) 14mm (551mil)
Min Line Width/Space (Inner Layer) 2.2mil / 2.2mil 2.0mil / 2.0mil
Min Line Width/Space (Outer Layer) 2.5 / 2.5mil 2.2 / 2.2mil
Alignment Capability (with Core Board) ±25um ±20um
Inner Layer Alignment ±5mil ±4mil
Max Copper Weight 6oz 30oz
Holes Size (Mechanical Drilling) ≥0.15mm (6mil) ≥0.1mm (4mil)
Holes Size (Laser Drilling) 0.1mm (4mil) 0.050mm (2mil)
Max Size (Unit Size) 850mm x 570mm 1000mm x 600mm
Max Size (Panel Size) 1250mm x 570mm 1320mm x 600mm
Aspect Ratio (Unit Size) 20:1 28:1
Aspect Ratio (Panel Size) 25:1 35:1
Lead-Free / Halogen-Free Materials EM827, 370HR, S1000-2, IT180A, EM825, IT158, S1000 / S1155, R1566W, EM285, TU862HF
High-Speed PCB Material Megtron6, Megtron4, Megtron7, TU872SLK, FR408HR, N4000-13 Series, MW4000, MW2000, TU933
High-Frequency PCB Material Ro3003, Ro3006, Ro4350B, Ro4360G2, Ro4835, CLTE, Genclad, RF35, FastRise27
Other Materials Polyimide, Tk, LCP, BT, C-ply, Fradflex, Omega, ZBC2000
Surface Finished HAL, HAL-LF, ENIG, IMMERSION TIN, OSP, IMMERSION SILVER, GOLD FINGER, Hard Gold/Soft Gold Plating
Special Technology Blind & buried holes, Via in pad, Semi-plating holes, Counterbore, Step mounting holes, Drill Mixed RF PCB, Busbar PCB

🛡️Quality Assurance

  • Strict adherence to quality management systems ensuring high-quality output for every product.
  • Operating under certified guidelines including ISO 9001, ISO 14001, IATF16949, RoHS, Reach, UL, and CQC.
  • Active participation of all staff in complete process control operations.
  • Uncompromising commitment to 100% quality inspection.
  • Shipping acceptance criteria based on standard IPC regulations and specific customer requirements.
  • Collaboration with client engineering processes to develop and enhance quality and product standards.

Laboratory Capabilities

Laboratory Inspection 1
Laboratory Inspection 2
Lab Test Setup 1
Lab Test Setup 2
Lab Test Setup 3

Purchase Notice

Actual conditions are subject to confirmation prior to production.

🔄 Regarding Returns and Exchanges

As PCBs are highly customized products, returns are not supported. For verified quality issues, please contact customer support for a refund or replacement options. We do not bear any losses or costs beyond the product value. Delays in delivery due to force majeure factors (such as power outages or water supply interruptions) will not be eligible for compensation.

📝 Regarding Orders

Please communicate directly with customer support to confirm any special instructions before ordering; do not leave unattended messages as we are not responsible for missed communications. Before and after payment, please confirm the technical process details, quantity, and layers. Problems arising after production starts or after shipment will not be eligible for refunds. Please confirm specifications with your engineer beforehand.

⏱️ Delivery Time Calculation

Orders placed before 17:00 are calculated as placed on the same day; orders placed after 17:00 are calculated as placed the next day. "24-hour delivery" refers to one business day, not literal 24 hours. The delivery times provided do not include Sundays or public holidays.

🛠️ Standard Ordering Process Specifications

Standard process details include: green solder mask, white silkscreen, 1.6mm board thickness, HASL surface finish, 1oz copper weight, vias with solder mask coverage, minimum line width/spacing of 0.2mm, and vias above 0.3mm. Gerber formats are verified according to files provided. Special process configurations require updated quotes.

Packing & Shipping

Packing Standard Packaging

📦Shipping Standards

We support international shipping with the following flexible options to meet your deadline and budget needs:

  • Air Shipping: Fast express shipping via UPS, DHL, TNT, CTS, and FEDEX.
  • Railway Shipping: Reliable land freight options.
  • Seaborne: Cost-effective ocean transport for high volume orders.
  • Customer Designated: Pickups arranged through your designated carrier method.

⏱️Lead Time Guidelines

Layer Count Sample Shortest Lead Time Sample Standard Lead Time Mass Production Lead Time
2 layer 24 hours 3 days 6-7 days
4 layer 36 hours 5 days 8-10 days
6 layer 48 hours 5 days 8-12 days
8 layer 72 hours 5 days 9-12 days
10 layer 4 days 7 days 14 days
12 layer 4 days 7 days 16 days
14 layer 5 days 8 days 16 days
16 layer 5 days 9 days 18 days
18 layer 7 days 10 days 18 days
20 layer and above To be negotiated To be negotiated To be negotiated
Packaging Box 1
Packaging Box 2

High Efficiency Team

🔧 Professional Engineering Team

  • 24h continuous technical support
  • 24h gerber files handling & complete EQ response within 4-8 hours
  • Engineering review capability for 400 new projects daily

💻 Accepted CAD/CAM File Formats

RS-274-X, RS-274-D, CAD, DXP, Protel 99 SE, PADS, GC-CAM formats accepted for analysis.

🏭 Professional Manufacturing Team

  • All manufacturing processes running 24 hours
  • Production capacity for more than 10K high-mix part numbers monthly
  • Handling of more than 100 QTA (Quick Turnaround) orders daily
  • One-step manufacturing workflow from prototype to mass production

⚡ Efficient Order Operation Center

  • 24-hour fast response support
  • Quotation processing within 4 hours

Certifications

Production Certifications

Frequently Asked Questions

What types of specialized PCBs are you capable of manufacturing?

We specialize in multilayer boards (up to 68 layers), high-frequency boards, impedance boards, thick copper foil boards, HDI, rigid-flex boards, 5G high-speed boards, and custom specialty solutions.

What is the shortest lead time for prototype samples?

For double-layer PCBs, the shortest sample lead time is 24 hours. For 4-layer and 6-layer PCBs, the shortest sample lead times are 36 hours and 48 hours respectively, subject to confirmation.

Which file formats do you accept for engineering and manufacturing?

We support standard CAD/CAM and Gerber formats, including RS-274-X, RS-274-D, CAD, DXP, Protel 99 SE, PADS, and GC-CAM files.

What quality assurance standards do you follow?

Our operations are strictly managed under systems including ISO 9001, ISO 14001, IATF16949, RoHS, Reach, UL, and CQC. We check shipping acceptance based on standard IPC guidelines.

What is the policy for order cancellations, returns, or exchanges?

Because printed circuit boards are custom products, returns are not accepted. For quality issues, customer support can process refunds or replacements up to the product value. Confirm parameters before payment.

What global shipping methods are available?

We support air express shipping options (UPS, DHL, TNT, CTS, FEDEX), railway freight shipping, ocean shipping, or shipping through customer-designated carrier methods.

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