Free shipping on your first order over $5000 – use code TeamUSA at checkout!
Star (Middleby)  |  Ultra-Max  |  SKU: UM1833A

Star (Middleby) UM1833A Ultra-Max Conveyor Ovens

$12,521.00
Expected delivery date of , to your door
if ordered within hours and minutes
Not Shipping to ?
More Delivery Options
Documents
Cutsheet Middleby financial flyer Startup checklist Stacking details Oven-belt reversing instructions Installation & operation Warranty sheet
Related Searches
Conveyor Ovens Ovens

Reach out via chat, email, or phone—we're here to help make sure it's the right fit for your kitchen. Contact us for more information.

Description

Star Ultra-Max® UM1833A Electric Impingement Conveyor Oven

18" belt • 24" cook chamber • 33" conveyor • Countertop single-deck

Boost throughput without giving up precious floor space. The Ultra-Max UM1833A delivers impingement-speed baking in a compact, stackable footprint—perfect for pizzas, pretzels, cookies, appetizers and more.

Key advantages
  • 6000 W metal-sheath elements flood the 24" chamber with high-velocity hot air for rapid, even baking.
  • 18" wide stainless steel belt, 33" overall length—ideal for 18" pizzas and high-volume snack production.
  • Digital controls with bright LED display store six (6) menu presets; adjust time, temp, belt speed & direction in seconds.
  • Adjustable 1.5"–4" product opening handles everything from thin crust to deep-dish.
  • Left-to-right belt flow out of the box; field-convertible to right-to-left (motor and belt reversal instructions included).
  • Stainless steel bake chamber with removable impingement fingers and front panel—no tools needed for daily cleaning.
  • Integrated cooling fan protects electronics for longer life.
  • Factory-paid start-up by an authorized technician ensures perfect setup and extends warranty coverage.
Built for busy kitchens
  • Compact 37"-wide countertop design; typically operates without a hood (verify local code).
  • Stackable two-high to double capacity without new utilities or extra floor space.
  • Brushless DC drive motor runs the conveyor smoothly and quietly.
  • 6-ft, oil-resistant cord with NEMA 6-50P plug for fast installation.
Options & accessories
  • UMENTRY6 – 9" conveyor entry shelf
  • UMEXIT8 – 8" conveyor exit shelf
  • UMEXIT11 – 11" conveyor exit shelf
Certifications

cULus Listed • UL EPH Classified • Made in the USA

Technical specifications
Model UM1833A (Ultra-Max)
Power 208 V / 31 A or 240 V / 27 A, 6.4 kW (1-ph or 3-ph)
Plug NEMA 6-50P (factory wired, 6' cord)
Overall dimensions (H x W x D) 20.0" × 37.2" × 30.4" (508 × 945 × 772 mm)
Conveyor belt 18" W × 33" L stainless steel, reversible
Cook chamber 18" W × 24" L; 1.5"–4" adjustable opening
Installed weight 180 lb (81 kg) | Shipping weight 210 lb (95 kg)
Clearance Maintain 6" from ends to combustible surfaces
Stackable Yes – up to 2 ovens high (kit supplied)
Warranty 1-year parts & labor (with factory start-up)
Need financing? Flexible equipment financing is available—ask us how to turn this oven into one easy monthly payment.

Have questions about capacity, installation or scheduling your factory start-up? Chat with us or call—our Star oven specialists are here to help.

Features & Specs

Manufacturer

Star (Middleby)

Brand_name

Ultra-Max

Certifications

cULus, UL EPH

Height

20.0in

Width

37.2in

Depth

30.4in

Shipping Weight

272.0lbs

Type

countertop

Deck Qty

single deck

Oven Width

31" - 48"

Specifications

Ultra-Max® Impingement Conveyor Oven, electric, countertop, single deck, 33" conveyor length, 18" wide x 24" length cook chamber, programmable controls for (6) menu presets, conveyor left-to-right standard, field convertible for right-to left, stainless steel bake chamber with easy-to-clean impingement fingers, stainless steel construction, cULus, UL EPH (Includes factory paid start-up, contact factory for details)
Back to top