{"product_id":"tweco-1040-1058-mig-gun-450-a-25-ft","title":"Tweco 1040-1058 Mig Gun 450 a 25 Ft","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe TWECO 1040-1058 is a 450-amp, air-cooled MIG welding gun from the Spray Master series, built for demanding spray transfer and pulse welding applications. It ships with a 25-foot power cable featuring a Tweco-style rear connection and a simplified direct rear plug for fast setup. The gun handles wire diameters from 0.045 inches to 1\/16 inch and is rated at 80% duty cycle using argon\/CO2 or mixed shielding gases. A thick-walled, three-layer conductor tube improves electrical conductivity and acts as a heat sink, keeping operating temperatures in check during extended runs.\u003c\/p\u003e\u003cp\u003eThis gun is suited for production welding, maintenance and repair, farm and shop environments, and light fabrication work including artistic metalworking and garage use. The extended trigger keeps the operator's hand farther from the arc, reducing radiated heat exposure during long sessions. Front and rear spring strain relief protect the cable and minimize wire feed problems. The split-half handle case allows field repair without returning the gun for service, making it practical for job sites and production floors where downtime is costly.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e450-amp output rated at 80% duty cycle with argon\/CO2 and mixed gases\u003c\/li\u003e\n\u003cli\u003eHandles wire sizes 0.045 inches to 1\/16 inch for spray transfer and pulse welding\u003c\/li\u003e\n\u003cli\u003eThick-walled, three-layer conductor tube acts as heat sink and improves electrical conductivity\u003c\/li\u003e\n\u003cli\u003eHeavy-duty contact tip and diffuser extend consumable life and reduce tip-change downtime\u003c\/li\u003e\n\u003cli\u003eErgonomic handle balanced at center pivot reduces operator fatigue across welding positions\u003c\/li\u003e\n\u003cli\u003eSplit-half handle case enables field repair; front-end consumables are interchangeable with Tweco Classic No. Series\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use with Tweco-style MIG welding systems. Front-end consumables are interchangeable with the Tweco Classic No. Series, simplifying parts inventory across multiple gun configurations.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation and setup should be performed by a qualified welding technician or electrician familiar with MIG welding equipment. Disconnect and de-energize the wire feeder and welding power source before connecting or servicing the gun. Verify the rear plug connection is fully seated before initiating a weld. Inspect the cable, strain relief, and consumables according to the manufacturer's maintenance schedule to maintain safe operation.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 450 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDuty Cycle\u003c\/strong\u003e: 80% with argon\/CO2 mixed gases\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire Size Range\u003c\/strong\u003e: 0.045 inches to 1\/16 inch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length\u003c\/strong\u003e: 25 ft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling Method\u003c\/strong\u003e: Air-cooled\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Length\u003c\/strong\u003e: 23.25 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Width\u003c\/strong\u003e: 14.25 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Height\u003c\/strong\u003e: 3.34 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 16.65 pounds\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: TWECO\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 1040-1058\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"TWECO","offers":[{"title":"Default Title","offer_id":51345460887858,"sku":"1040-1058","price":1301.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/310545620.jpg?v=1782058949","url":"https:\/\/voomisupply.com\/products\/tweco-1040-1058-mig-gun-450-a-25-ft","provider":"Voomi Supply","version":"1.0","type":"link"}