---
title: "SIP WELDMATE® PRO 140A ARC/TIG Inverter Welder – Dual Process Professional Welding Machine (230v/13A)"
id: "15578"
type: "product"
slug: "sip-weldmate-pro-140a-arc"
published_at: "2025-08-22T11:07:11+00:00"
modified_at: "2025-08-22T11:07:24+00:00"
url: "https://sglonline.co.uk/product/sip-weldmate-pro-140a-arc/"
markdown_url: "https://sglonline.co.uk/product/sip-weldmate-pro-140a-arc.md"
excerpt: "The SIP WELDMATE® PRO 140A ARC/TIG Inverter Welder is a dual process professional welder built for fabrication workshops, maintenance, and repair tasks. Combining ARC and Lift TIG welding capabilities, this inverter welder offers flexibility, efficiency, and consistent high-quality results. Featuring..."
taxonomy_product_brand:
  - "SIP"
taxonomy_product_type:
  - "simple"
taxonomy_product_cat:
  - "SIP ARC Welders"
taxonomy_product_tag:
  - "230V ARC Welders"
---

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[SIP ARC Welders](https://sglonline.co.uk/product-category/arc-welding/arc-welders/sip-arc-welders/)

# SIP WELDMATE® PRO 140A ARC/TIG Inverter Welder – Dual Process Professional Welding Machine (230v/13A)

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£129.99£155.99 Exc VATInc VAT

In stock

Collection or Next Day Delivery Available. Dispatches in:

SKU: 05690Category: [SIP ARC Welders](https://sglonline.co.uk/product-category/arc-welding/arc-welders/sip-arc-welders/)
Tag: [230V ARC Welders](https://sglonline.co.uk/product-tag/230v-arc-welders/)
Brand: [SIP](https://sglonline.co.uk/brand/sip/)

- [Description](#tab-description)
- [Reviews (0)](#tab-reviews)

The **SIP WELDMATE® PRO 140A ARC/TIG Inverter Welder** is a **dual process professional welder** built for **fabrication workshops, maintenance, and repair tasks**. Combining **ARC and Lift TIG welding capabilities**, this inverter welder offers flexibility, efficiency, and consistent high-quality results.

Featuring **Synergic Control**, the welder automatically adjusts the current output according to the selected electrode diameter, ensuring **optimal penetration and clean bead formation** every time. With selectable electrode diameters from **1.6mm to 3.2mm**, the WELDMATE® PRO 140A provides excellent versatility for different materials and welding applications.

The **intuitive control panel with LCD display** allows precise current adjustment using an infinitely variable dial, while built-in features such as **Voltage Reduction Device (VRD), hot start, anti-stick, and arc force stabilisation** enhance safety, ignition, and weld quality.

Powered by a **4th generation inverter** delivering over **80% energy efficiency**, this compact and lightweight machine reduces running costs while maintaining professional performance. Designed with a **durable metal casing and heavy-duty carry handle**, it is portable, workshop-ready, and built to last.

**What’s Included:**

- SIP WELDMATE® PRO 140A ARC/TIG Inverter Welder (230v/13A)
- 3m electrode lead
- 3m earth lead
- Welding hammer/brush (*TIG torch sold separately – Item 08206A recommended*)

**Key Features:**

- Dual process ARC/TIG inverter welder for professional use
- Duty cycle @ 20°C: 140A @ 30% (ARC/TIG)
- Synergic Control for automatic current adjustment by electrode size
- Lift TIG function for added welding flexibility
- Safety features: VRD, hot start, anti-stick, arc force stabilisation
- Infinitely variable dial with LCD display for precise control
- Compact, lightweight design with robust metal casing
- Backed by **SIP 2-Year Standard Silver Warranty**

**Applications:**  
Ideal for **professional fabrication workshops**, as well as welding **mild steel, stainless steels, and dissimilar steels** with precision and control.

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