Rational
Main Auction Services, Inc., buys and sells the latest food service and restaurant equipment by the world’s leading manufacturers such as Rational .

Rational concentrates on the essentials. We focus on cooking, and only on cooking. From the very start, we have concentrated on transferring heat energy to all types of food and we are experts in this field. Only by doing this and by working in close cooperation with our customers have we managed to develop our products and set new standards. By connecting to our customers worldwide, trusting in the experience and skills of chefs all over the world and implementing the technical knowledge and skills of our physicists, engineers and nutritionists have we been able to pursue our idea of hot food preparation. We succeed as every one of our employees focuses on what is essential in order to become that little bit better at what they do.
RATIONAL is the leading global manufacturer of commercial combi ovens. The RATIONAL SelfCookingCenter® offers the most beneficial and cost effective cooking solution for commercial kitchens available today. Use RATIONAL’s innovative combi technology to perfectly fry, roast, grill, steam, poach, bake, and much more, all in a single self-cleaning piece of equipment. by the brothers over 150 years ago.
Rational has a long list of products that serve the food cooking products:
- Cooking technology.
- ClimaPlus®.
- Steam generator.
- New flow technology.
- Centrifugal grease trap.
- CombiMaster® PlusTechnical details & equipment
- Technical details & equipment.
- Because details make the difference.
- Safety.
- Maximum work safety thanks to low rack heights.
- RATIONAL sets trend-setting standards. All unit sizes have a topmost rack placed at a height of no more than 5’3” (1.60 m).
- Rear-ventilated double glazed door with heat-reflective coating
- The design ensures that the outer pane remains cool to the touch, and also makes it easy to clean between the panes.
- Integrated door drip pan.
- The door drip pan is drained continuously, even while the door is open, effectively preventing puddles of water on the floor.
- And Much More!
RATIONAL ConnectedCooking.
Our modern, cloud-based networking solution for professional kitchens ensures that you’re always on the safe side: its HACCP documentation feature records key data for all connected units completely automatically, displays it clearly, and stores it. Of course, you can also easily export the data in table or PDF format, and then save it separately or print it out.
If you need to learn more about any products from Rational in one of Main Auctions upcoming auctions, please go to the link below for more specifics.
– Our Process –
Buying restaurant equipment at auction simple and stress-free.

Register
Sign up with your email and a valid credit card to receive your bidder number. It only takes a minute to get started.

Browse
Explore current auctions and search by keyword to find the equipment you need. New items are added daily.

Bid
Place your bid or set your maximum. Our system will bid for you automatically until your limit is reached.

Pay
Secure your purchase with flexible payment options—credit card, cashier’s check, or wire transfer.

Pickup
Schedule your pickup or arrange shipping with us. We’ll help coordinate the logistics so you can receive your items smoothly.
What Our Auction Buyers & Sellers Are Saying
From restaurant owners to equipment resellers, our clients trust Main Auction Services for reliable, hassle-free online auctions. Here’s what they have to say about their experience.
Ashley ReedTrustindex verifies that the original source of the review is Google. Always great to work with! Very helpful! Wes DowdTrustindex verifies that the original source of the review is Google. Awesome selection and super helpful staff! They had exactly what we needed, and reasonably priced. I highly recommend them. Pedro MendezTrustindex verifies that the original source of the review is Google. Great customer service Rom's BrdtTrustindex verifies that the original source of the review is Google. I recommend !! Excellent shopping experience !! Blake BristerTrustindex verifies that the original source of the review is Google. Smooth email process with Briana, the owner Francois has an extensive history as a chef from France and seems to really be interested in being fair and helping business owners with restaurant equipment! Will do business here again! Maxence Jurado RoulerTrustindex verifies that the original source of the review is Google. very nice product and great customer service !!:) BV Brands LLC InvestmentsTrustindex verifies that the original source of the review is Google. From all of our restaurant builds done in DFW this is the first and last stop for reliable used equipment and when needed new equipment without the excess costs. maggie sermersheimTrustindex verifies that the original source of the review is Google. Great to work with and extremely helpful