Specialist B2B Equipment Distributors
Free freight on orders over $199+
Free Freight on Orders $199+·Expert Welding Support Mon–Fri 8am–6pm CT·Net-30 Trade Accounts Available·Free Freight on Orders $199+·Expert Welding Support Mon–Fri 8am–6pm CT·Net-30 Trade Accounts Available
Mon-Fri 8am-6pm CT|[email protected]
WeldingProDirect.com
HomeMillerMiller Big Blue 300 Pro MItsubishi Welder/Generator with 120 V Block Heater (907472001)
Miller Big Blue 300 Pro MItsubishi Welder/Generator with 120 V Block Heater (907472001) — Miller | WeldingProDirect.comIn Stock Rebate Available
Authorized Dealer
Free Freight

Miller Big Blue 300 Pro MItsubishi Welder/Generator with 120 V Block Heater (907472001)

SKU: IMIL20130248 | MPN: 907472001 | Miller

$12,927.00$14,917.00Save $1,990.00
Manufacturer Rebate Available

Build With Blue — Up to $550 + Free Helmet

Get rewarded for choosing Miller. Receive instant rebates plus a FREE digital performance helmet with qualifying purchases of Miller welders and systems.

View rebate details →
Request a Quote
Authorized Dealer
Direct from authorized dealer network
Ships in 1-2 Business Days
Most orders leave warehouse next day
Manufacturer Warranty
Covered by standard manufacturer warranty

Description

The Miller Big Blue 300 Pro with Mitsubishi engine delivers 300 amp welding capability combined with reliable generator power for demanding field applications. This diesel-powered welder/generator features a 120V block heater for cold weather starting, ensuring dependable operation in harsh conditions. Built for professional welders, contractors, and industrial applications requiring portable welding power and auxiliary electrical generation in remote locations where consistent, high-performance welding output is critical.

Specifications

Input Voltage120V
Input Voltage120V

Questions about this product?

Our welding specialists are here to help — Mon–Fri, 8am–6pm CT

Contact Us

Customers Also Bought

Miller CST 280 Dinse-Style Stick Welder w/Meter (208-230/400-460V) (907563)

Miller CST 280 Dinse-Style Stick Welder w/Meter (208-230/400-460V) (907563)

$6,747.00

Miller ArcReach Smart Feeder with PipeWorx MIG Gun (951733)

Miller ArcReach Smart Feeder with PipeWorx MIG Gun (951733)

$10,182.00

Miller Raptor Digital Elite Welding Helmet with ClearLight Lens  (289768)

Miller Raptor Digital Elite Welding Helmet with ClearLight Lens (289768)

$350.00

Miller CST 280 Tweco-Style Stick Welder w/Meter (220-230/460-575V) (907696)

Miller CST 280 Tweco-Style Stick Welder w/Meter (220-230/460-575V) (907696)

$3,877.00

WeldingProDirect

Professional welding equipment from authorized dealers — Lincoln, Miller, ESAB, Hypertherm and more.

Part of the ProDirect Group

Specialist B2B equipment distributors across North America

WeldingProDirect.comConcreteProDirect.comGeneratorProDirect.comClimateProDirect.comLiftProDirect.com

Shop

MIG WeldersTIG WeldersPlasma CuttersRebates & DealsAll Products

Top Brands

Miller ElectricLincoln ElectricESABHyperthermHobart WeldingThermal DynamicsAll 63 Brands →

Company

About UsContact UsTrade AccountsShipping Info

Support

Shipping & DeliveryReturns & WarrantyBlogPrivacy PolicyTerms of Service

Official Authorized North American Partner

Miller Electric logoLincoln Electric logoHypertherm logoESAB logo
SSL Secured
Authorized Dealer
Manufacturer Warranties
Secure Checkout

© 2026 WeldingProDirect.com — a ProDirect Group company. All rights reserved.

Authorized dealer network for Lincoln Electric, Miller Electric, ESAB and Hypertherm

United States — Serving all 50 states