Patented38%Electricity
36%Gas
40%Water
Energy saving
- Steam is generated from the oven's own heat energy, reusing resources.
- Heat lost when the door opens during cooking is restored very fast.
- Compared with imported ovens (KTR test report).
Commercial Combi Oven · Since 2003
We Only Think
About Ovens.
Korean combi ovens, built and serviced in-house
Korean engineering, leading kitchens around the world.
−38%Electricity use (vs. imported ovens)
2,000Built-in automatic recipes
37%No.1 share of Korea's commercial oven market
2018 / 2026Presidential Industrial Medal / Prime Minister's Commendation
Line-up
Product Line-up
Available with electric or gas heating.
Shown side by side at true scale (W×D×H mm)
Electric · Gas
COSTIMO4 6 trays
- No. of persons served
- 120–240
- Tray capacity
- 6 × GN 1/1
- Power (electric)
- 11.8 kW
- Gas consumption
- 17.6 kW
- Size W×D×H
- 960 × 825 × 870 mm
The built-in smoker and sliding door are standard or optional depending on the model. Pans, trolleys, detergents and other accessories →
Solutions by industry
COSTIMO for your kitchen
Whatever the size of the kitchen or the menu, the same consistent results.
Pick your industry to see the oven size we recommend.
RESTAURANT · CAFE
Restaurants · Cafés
Roast, steam and smoke with one oven, even in a small kitchen.
Recommended 6 · 12 traysHOTEL · BANQUETHotels · Banquets
Serve hundreds of covers at the same quality, even at banquet peak times.
Recommended 20 traysINSTITUTIONALInstitutional · Hospitals
HACCP records and cooking schedules keep large-scale catering organised.
Recommended 24 · 40 traysRETAIL · DELIRetail · Deli
In use at E-MART, E-MART Traders and No Brand stores across Korea.
Recommended 6 · 12 traysFRANCHISEFranchises
Recipes and schedules saved at head office sync straight to every store's oven.
Recommended 12 traysPUBLIC · DEFENSEPublic sector · Defense
Available through Korea's public and defense procurement systems.
Recommended 24 · 40 traysFirst Korean-made oven with annual supply contracts, since 2023Major Korean retail and food-service brands cook with COSTIMO.
Core Technology
COSTIMO4 core technology
Energy saving, tornado convection, built-in smoker and sliding door.
All four were developed in-house and are patented.
Patented
Patented
Powerful tornado convection
- Delivers constant heat and humidity to every corner of the oven.
- The 5-level two-way fan motor adapts to each ingredient.
- Consistent results even when the oven is fully loaded.
Patented
Built-in smoker
- Chestnut chips included; oak and apple wood can also be used.
- Smoke volume adjustable in 3 levels.
- Automatic washing removes the smoky smell before the next dish.
Patented
Sliding door
- After cooking, slide the door open to the right.
- Prevents burns from the hot door and saves space around the oven.
- 2 patented rails and 4 wheels for smooth opening and closing.
Smart Kitchen
An oven you use like a smartphone
An Android-based screen that works just like a smartphone, so anyone can use it.
Even new staff can find, save and edit recipes right away.
13.3"
Tempered glass display
Button-free touch and swipe control.
2,000
Automatic recipes
Roasting, braising, steaming, stir-frying, baking, proofing, defrosting and reheating.
BOILER+INJ
Clean true steam
Boiler and injection work together for plenty of steam, even at low temperatures.
VOICE
Voice guidance
Male or female voice announces preheating, cooking and cleaning.
MULTI COOKING
Multi cooking
Cook several different dishes at once, each tray timed on its own, for efficient service.
USB
Front USB port
Move recipes and HACCP data even where there is no network.
LED
LED door lamp
Flashes when cooking starts and ends, visible from across the kitchen.
AUTO
Auto cleaning · schedules
Cooking schedules saved by the manager sync to the oven automatically.
Certifications
Proven by national certification
COSTIMO technology is verified by accredited test and certification bodies.
The only commercial oven in Korea with Green Technology Certification, and CE marked for Europe.
KOREA · The only commercial oven in Korea
Green Technology Certification
cosaving energy-saving technology passed the strictest test standards.
Savings of 38% electricity, 36% gas and 40% water vs. imported ovens, verified by a KTR test report.
- Certified by
- Korea Institute for Advancement of Technology
- Technology
- cosaving · Patent 10-2072694
EUROPE · Ready for the EU market
CE Marking
Confirms the product meets EU safety, health and environmental requirements.
The essential requirement for export to Europe.
- Obtained
- 2023
- Applies to
- Full combi oven line-up
2026Prime Minister's Commendation
2020KIPO Commissioner's Award · IP Merit
2018Presidential Industrial Medal
- Youth-friendly Small GiantMinistry of Employment and Labor · 2026
- IP Management CertificationKorean Intellectual Property Office · renewed 2025
- Green Specialized CompanyKIAT · 2023
- Excellent Job-Creating CompanyMinistry of Employment and Labor · 2023
- Excellent Employee-Invention CompanyKorean Intellectual Property Office · 2023
- SME Competitive ProductPublic procurement (KONEPS · Defense)
- Family-Friendly CertificationMinistry of Gender Equality and Family
- Corporate R&D CenterSince 2010 · in-house development
Intellectual property 49
Registered in Korea and abroad · 7 countries (as of Oct 2026)
22Korean patents
9Korean designs
7Korean trademarks
11Overseas patents · designs · trademarks
Korea · China · Vietnam · Thailand · Philippines · Singapore · Indonesia
Service Network
6 sites across Korea,
our own service team
Headquarters in Incheon and five branches in Gangwon, Daejeon, Daegu, Gwangju and Busan.
Installation, maintenance and cooking training are done by our own staff, never outsourced.
- Incheon HQ ShowroomHeadquarters · Factory
- Gangwon branch Wonju
- Daejeon branch Daejeon
- Daegu branch Daegu
- Gwangju branch Gwangju
- Busan branch ShowroomBusan
Service in Korea1577-4697A/S via KakaoTalk →
Firmware Center · Members only
Firmware updates,
done by USB in a minute
Keep your COSTIMO4 firmware up to date.
Once your account is approved, download the file and install it yourself.
- Sign up · approvalEnter your oven's product ID when you sign up.
We confirm you are a customer and approve within 1–2 business days. - Download the latest firmwareLog in and save the firmware file to a USB drive.
One file for all COSTIMO4 models. - Plug the USB into the ovenInsert it into the front USB port; installation takes under a minute.
Note For safety, firmware for gas and electrical components is updated only by COSTIMO service engineers.
Approved customers can download the latest file from the Firmware Center.
New here? Start by requesting an account.
Downloads are available once your account is approved.
How to install
- DownloadSave the latest firmware file to a USB drive.
- Connect USBPlug it into the oven's front USB port.
FAT32 format recommended. - Auto detectThe oven recognises the file and shows the install screen.
- DonePress 'OK'; installation finishes within a minute
and the oven restarts.
Support
Find what you need
Download the catalog, manual and detergent MSDS, and watch recipe videos on YouTube.
CATALOG
Product catalog
COSTIMO4 full line-up · Korean · English PDF (16 pages)
MANUAL
User manual VER 4
Cooking, cleaning and updates (Korean · English)
MSDS
YOUTUBEDetergent MSDS
Safety data sheet for COSTIMO Oven Detergent Zero (eco-friendly, under 1%) · Korean
Recipe videos
Dishes made with COSTIMO on the COSTIMO YouTube channel
Watch on YouTube ↗Service in Korea1577-4697A/S via KakaoTalk →
Company
Building the future of commercial kitchens
Founded in 2003 as Hyoshin Tech, renamed COSTIMO in 2022.
From development and manufacturing to installation and service, COSTIMO takes full responsibility.
- 2003Hyoshin Tech Co., Ltd. founded
- 2010COSTIMO brand launched; corporate R&D center established
- 2015COSTIMO3 launched
- 2018Presidential Industrial Medal
- 2022COSTIMO4 launched; renamed COSTIMO Co., Ltd.; Green Certification
- 202320th anniversary; Green Specialized Company; CE marking; annual contracts with E-MART and QooQoo
- 2024Entered overseas markets: Malaysia, Indonesia, Philippines
- 2026Prime Minister's Commendation; Youth-friendly Small Giant
HQ · Factory244, Bupyeongbuk-ro, Bupyeong-gu, Incheon, Korea
BranchesGangwon · Daejeon · Daegu · Gwangju · Busan (Service network)
Exhibitions 2026
See us live in 2026.
We run live cooking demonstrations at every show.
Come and see how COSTIMO cooks.
- MARTHAIFEX – HOREC AsiaBangkok, Thailand / IMPACT · 03.11 ~ 03.13Overseas
- APRFoodservice Fair SeoulSeoul, Korea / COEX · 04.21 ~ 04.23Korea
- APRFHA – Food & BeverageSingapore / Singapore EXPO · 04.21 ~ 04.24Overseas
- APRFood, Hotel & Tourism BaliBali, Indonesia / BNDCC · 04.28 ~ 04.30Overseas
- JULFood & Hospitality IndonesiaJakarta, Indonesia / JIExpo · 07.21 ~ 07.24Overseas
- JULKorean Dietetic Association Food & Equipment ExhibitionSeoul, Korea / aT Center · 07.22 ~ 07.23Korea
- OCTFoodservice Fair BusanBusan, Korea / BEXCO · 10.28 ~ 10.30Korea
- NOVFood Week Korea 2026Seoul, Korea / COEX · 11.04 ~ 11.07Korea
- NOVTaste & Trade 360Kuala Lumpur, Malaysia / KLCC · 11.05 ~ 11.07Overseas
Showroom
Test before you trust.
Cook with it before you decide
- Live cookingCook on the oven yourself and see the results.
- Recipe consulting by industryRecipes and operating know-how tailored to your menu.
- Try before you buyTest in conditions just like your own kitchen.
INCHEONIncheon showroomHeadquarters · Bupyeong-gu, IncheonBook a cooking test →BUSANBusan showroomBusan branch · Gangseo-gu, BusanBook a cooking test →
Cooking tests are by appointment.
Tell us your ingredients and menu and we will have everything ready.
Inquiry
Let us recommend
the right oven
Tell us how many meals you serve and the size of your kitchen, and we will get in touch.
Distributors and overseas buyers are welcome.
- TEL
- +82-32-268-4697
- FAX
- +82-32-268-4677
- SERVICE
- 1577-4697 (Korea)
- sales@costimo.com