Pro Spot i4 Inverter Resistance Spot Welder

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Pro Spot International, Inc. has announced the launch of its new i5 SMART spot welder. The i5 features a new medium frequency trans-gun capable of delivering over 13,000A with over 1,000 lbs (450dAN) of squeeze pressure. The i5 is designed to handle all new ultra high strength steels including Boron, etc. The operator can chose between two different modes AUTO and MANUAL for the two sided spot welding.

PRO SPOT i4 Inverter Resistance Spot Welder

Pro Spot i4 Inverter Resistance Spot Welder Quick Features:

  • Auto Weld
  • Double-Acting Spot Gun
  • Water cooled Weld Arms
  • User Interface
  • Cabinet and Storage
  • Single-Sided Welding

Double Acting Spot Gun

New innovative Spot Gun from Pro Spot features double-acting cylinder, wide-spreading electrodes, self-aligning electrodes.

Extension Arms

The Pro Spot i4 comes with a variety of extension arms to accommodate any welding job situation.

Single-Sided Welding

10 different Single-Sided welding applications give you the power and versatility to complete any job.

Control Panel

The i4 features a large 4x6" monitor capable of displaying images and OEM repair procedures.

i4 Software

The i4 Software is stored on an upgradeable flash card. We consistently release new repair procedures and features so you'll never have an obsolete i4.

i4 Combi: Built-in MIG Welder

i4 features an easy upgrade to include a PR-155 MIG welder. It can be installed later as an upgrade package or ordered with MIG welder built-in from the factory.

i4 Overhead Installation

The Pro Spot i4 is available in an overhead ceiling-mounted version. The ceiling-mounted version hangs from the ceiling at 20' bracket spacing.

Pro Spot i4 Inverter Resistance Spot Welder Full Features

  • Inverter technology, 2000Hz.
  • Liquid Cooled
  • Fully Upgradeable software stored on removable flash card
  • Designed for new advanced steels: AHSS, HSS, T.R.I.P, BORON
  • Current Sensing Technology
  • OEM repair procedures on-board
  • Multiple languages, change on-the-fly
  • 4 cable system
  • 3-phase input
  • Double-Acting Spot Gun
  • Two sided spot welding
  • Single sided welding
  • X-Gun adaptive
  • Upgradable to overhead installation
  • Built-in MIG welder available (optional)

Pro Spot i4 Inverter Resistance Spot Welder Technical Specifications

Input Voltage:
  • 3 phase
  • 208 - 240v 50/60 hz
  • 400 - 420v 50/60 hz
Welding Amperage: 12500A max (3-phase)
Cable Length:
  • 8' (2.5m) standard
Electrode Pressure: 7 bars (90 PSI)-280 DaN (616 Lb)
Cooling System:
  • Air (2 fans), Compressed air
  • (weld gun and weld cables)
  • Water cooling
  • (inverter, transformer, welding gun)
Microprocessor: i4 Upgradable Software Platform
Protection: IP 21
Patents (3):
  • no. 5,239,155
  • no. 6,706,990
  • no. 6,539,770
Shipping Weight: 373lb (169kg)

More info

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