---
title: "Parweld APT 403 RAPID Separate MIG Pulsed Inverter | Water Cooled Package with Torch & Regulator"
id: "15659"
type: "product"
slug: "parweld-apt-403-mig-pulsed"
published_at: "2025-08-29T13:57:28+00:00"
modified_at: "2025-10-16T08:48:00+00:00"
url: "https://sglonline.co.uk/product/parweld-apt-403-mig-pulsed/"
markdown_url: "https://sglonline.co.uk/product/parweld-apt-403-mig-pulsed.md"
excerpt: "The Parweld APTM MIG 403S Water-Cooled is a premium pulsed MIG inverter designed for professional use in heavy-duty fabrication and production environments. Supplied as a complete package with torch, regulator, and trolley, this system gives you everything you need to..."
taxonomy_product_brand:
  - "Parweld"
taxonomy_product_type:
  - "simple"
taxonomy_product_cat:
  - "Parweld APT MIG Welders"
---

[https://sglonline.co.uk/wp-content/uploads/2025/08/PARWELD-APTM-403SW-PRO-MIG-WELDING-MACHINE-INVERTER-P1T-1.jpg](https://sglonline.co.uk/wp-content/uploads/2025/08/PARWELD-APTM-403SW-PRO-MIG-WELDING-MACHINE-INVERTER-P1T-1.jpg)

[Parweld APT MIG Welders](https://sglonline.co.uk/product-category/mig-welding/mig-welders/parweld-mig-welders/parweld-apt-mig-welders/)

# Parweld APT 403 RAPID Separate MIG Pulsed Inverter | Water Cooled Package with Torch & Regulator

Earn 4,200 points with this purchase

£4,200.00£5,040.00 Exc VATInc VAT

Collection or Next Day Delivery Available. Dispatches in:

SKU: APT+ M 403SWCategory: [Parweld APT MIG Welders](https://sglonline.co.uk/product-category/mig-welding/mig-welders/parweld-mig-welders/parweld-apt-mig-welders/)
Brand: [Parweld](https://sglonline.co.uk/brand/parweld/)

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

The **Parweld APTM MIG 403S Water-Cooled** is a premium pulsed MIG inverter designed for professional use in heavy-duty fabrication and production environments. Supplied as a **complete package with torch, regulator, and trolley**, this system gives you everything you need to get started.

Featuring a **separate wire feed unit** and Parweld’s advanced **RAPID panel**, the APT 403 offers precise control, ease of use, and flexibility across MIG, TIG, and MMA processes. The **water-cooled system** ensures consistent torch performance even under high loads, extending consumable life and improving weld quality.

With **Advanced Power Technology (APT+)**, the machine delivers faster welding speeds, reduced heat input, and clean arc starts — even on challenging materials like stainless steel and aluminium.

## **Package Includes**

- **Parweld APT 403 RAPID Power Source (Water Cooled)**
- **XP350A-30E 3m MIG Torch**
- **UK Standard Gas Regulator**
- **Industrial Trolley**
- **3m Power Cable (4 × 4 mm²)**
- **3m Ground Cable (50 mm²)**

## **Key Features**

- **Water-cooled system** – reduces torch wear, improves comfort, and enables continuous welding.
- **RAPID Panel** – intuitive controls with multi-process capability (MIG/MAG, MMA, Lift-TIG).
- **Synergic programs** – input material thickness, type, and gas, then fine-tune as needed.
- **Pulse & Double Pulse MIG/MAG** – aluminium welding without spool guns, stainless with low heat input, mild steel with minimal spatter.
- **99 Job Memory** – save and recall frequently used settings for faster workflow.
- **APT+ Arc Control** – high-speed processors deliver precise, spatter-free arc stability.
- **Cold Pass, Root & Deep Functions** – specialised modes for thin sheets, root passes, and high-penetration welds.
- **Cooling Tunnel & Intelligent Fan/Pump System** – protects electronics and lowers noise and energy use.

## **Technical Specifications**

- **Input Voltage:** 400V ± 10%
- **Output Range (MIG):** 20–400A
- **Duty Cycle (40°C):**
  - 60% @ 400A | 32.0V
  - 100% @ 300A | 27.5V

- **Max. Input Power:** 17.8 kVA
- **Open Circuit Voltage:** 90 VDC
- **Dimensions (HxWxL):** 452 × 243 × 701 mm
- **Net Weight:** 60 kg

## **Why Choose the APT 403 Water-Cooled Package?**

This complete package is perfect for fabricators who need **professional-grade performance, extended duty cycles, and maximum control**. With water cooling, advanced pulse technology, and full multi-process capability, the APT 403 ensures precision results and long-term reliability.

## Reviews

There are no reviews yet.

Be the first to review “Parweld APT 403 RAPID Separate MIG Pulsed Inverter | Water Cooled Package with Torch & Regulator” [Cancel reply](/product/parweld-apt-403-mig-pulsed/#respond)