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Intermediate Frequency Inverter DC Spot (Convex) Welder

High-efficiency intermediate frequency inverter DC spot welder for stable welding of aluminum, copper, carbon steel and galvanized steel. DTB-80, DTB-160 and DTB-240 models available for automotive, new energy battery, hardware and other industrial applications.

Ref
OC-254
Rev
Status
Released
Class
Welding Machines
Origin
China · factory named in quote
Basis
Written quote only · nothing on this page is priced
Vectors
  • OEM — your brand: yes
  • ODM — design with us: yes
  • Customised to your spec: yes
  • Sample before production: no
Declared
  • CE
Intermediate Frequency Inverter DC Spot (Convex) Welder
Fig. 1 — reference view A typical example of the style. Size, material, colour and finish are set to your order.
01

Technical parameters

SPO set per order

Performance & configuration
Rated capacity 80/160/240 kVA
Input voltage 380V three phase SPO
Cooling Water Flow 12/12/14 L/min
Model DTB-80,DTB-160,DTB-240
Short_Circuit_Current 25/35/50 KA
Inverter_Frequency 1000 HZ
Machine type Intermediate Frequency Inverter DC Spot (Convex) Welder
02

Compliance register

How we check →

Certifications declared for this style and their evidence status
FrameworkFactoryTest reportApplies in
CEEU conformity marking Declared Requested with your quote EU
03

Customisation vectors

Pick one — the dock follows

Minimum quantity, delivery time and price depend on what you customise — they come with your written quote, not from a list.

04

Supply route

Choose an Incoterm in the dock to see where risk passes to you

  1. R1 Factory China — named in your quote Risk passes to you here
  2. R2 Sample sign-off You approve before bulk Risk passes to you here
  3. R3 Pre-shipment inspection Photos and report before the balance Risk passes to you here
  4. R4 Port of loading China port, confirmed in your quote Risk passes to you here
  5. R5 Main carriage Sea or air, to the Incoterm you choose Risk passes to you here
  6. R6 Destination Your market, your port or door Risk passes to you here
Incoterms we quote under (Incoterms 2020)
EXWYou collect at the factory, and handle export clearance, freight, insurance and import.
FOBWe deliver on board at the port of loading, export-cleared. You book the main freight and insurance.
CFRWe pay freight to your port. Risk passes to you once the goods are on board in China.
CIFAs CFR, plus minimum marine insurance to your port.
DAPDelivered to your named place, not unloaded. You clear import and pay duties.
DDPDelivered to your named place, import-cleared, duties paid.
05

Engineering notes

The Intermediate Frequency Inverter DC Spot (Convex) Welder is a high-efficiency resistance welding machine for stable, precise and reliable metal welding. Adopting intermediate-frequency inverter technology, it delivers efficient power conversion, consistent welding performance and lower operating costs.

It is suitable for welding aluminum, copper, galvanized steel, carbon steel, nickel, tungsten and other metal materials, as well as high-temperature enameled wire, flexible connections and inductor coils.

Widely applied in automotive & auto parts manufacturing, new energy batteries, optoelectronics, motors, hardware, furniture, kitchenware and other metal processing industries.

Available models: DTB-80, DTB-160, DTB-240, offering different welding capacities to meet diverse production requirements.

06

Order gates

Each gate has an owner

  1. G0
    Brief

    Specification, quantity, market and Incoterm are complete

    You + assistant
  2. G1
    Supplier match

    Factories we know, matched to the specification

    Our team
  3. G2
    Compliance check

    The rules of your market, and the evidence the factory must supply

    Our team
  4. G3
    Written quote

    Price, quantity, timing — and a landed-cost estimate if you ask

    You accept
  5. G4
    Sample sign-off

    You approve a sample before bulk production

    You
  6. G5
    Inspection

    Photos and a report before the balance is released

    Our inspectors
Customise with AI

Make it yours.
Brief it in a minute.

Tell the assistant your quantity, branding, packaging and port. It asks what the factory will ask, then hands our team a brief with OC-254 already attached.

  • Starts with Intermediate Frequency Inverter DC Spot (Convex)… on your brief
  • OEM, ODM or fully customised — it asks what the factory will ask
  • Our team turns it into one written quote
Sourcing assistant Product briefing
OC

This is a typical example of the style — we make it as OEM with your branding, as ODM from your own design, or customised in size, material and finish. Tell me what you want changed, roughly how many, and where it ships — I will build the specification our team quotes from.

3 free messages, no account needed to start. Starts your brief with this product attached
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