What Sentro Tech does

Sentro Tech is a privately-held, family-owned manufacturer of high-temperature industrial furnaces and thermal processing equipment, headquartered at 21294 Drake Road in Strongsville, Ohio. Founded in 1998 and incorporated in Ohio in 1999, the company sells muffle and box furnaces spanning 1200°C to 1800°C operating temperatures, atmospheric vacuum furnaces (STV series), tube furnaces in horizontal, vertical, and rotary configurations, sintering furnaces, oxygen furnaces, and dental furnaces. The catalogue is rounded out by complementary components manufactured in-house, including MoSi2 heating elements, ceramic tubes (alumina, silicon carbide, quartz), ceramic fiber board and blanket insulation, PID temperature controllers, and Type K/S/R/B thermocouples.

The company differentiates on its proprietary U-shaped MoSi2 heating element configuration designed for longest element life and improved high-temperature heat radiation, and on multi-atmosphere vacuum furnace technology that supports atmosphere changes within a single operating cycle for processes such as binder burnout followed by vacuum or inert-gas sintering. Customers span at least 18 industries including dental laboratories, university and R&D laboratories, additive manufacturing, ceramic manufacturing, battery manufacturing, aerospace, mining and smelting, heat treating, glass manufacturing, and powder metallurgy. Named customers include NASA, 3M, GE, and Dow alongside smaller accounts such as Design Dental Ceramics and Innex Innovative Industries.

Sentro Tech's go-to-market is direct sales via website quote requests and phone (440-260-0364), with the engineering team providing technical consultation on custom-engineered units. Revenue is generated almost entirely from one-time hardware sales of standard and custom furnaces and from a recurring replacement-parts stream; pricing is quote-based and not publicly disclosed. Manufacturing, parts inventory, and shipping for a global customer base are all run from the single Northeast Ohio facility, and the company holds BBB accreditation in the Cleveland market and a Made-in-USA product designation. Sentro Tech has not raised outside funding, has no parent company, and discloses no executive team beyond the founding family.

Name

Sentro Tech

Legal name

Sentro Tech Corp

Website

https://sentrotech.com

Company type

Private

Founded year

1998

Operating status

Operating

Headcount range

11–50 employees

Short description

Sentro Tech is a family-owned, Strongsville, Ohio-based manufacturer of high-temperature industrial furnaces and vacuum sintering systems, serving at least 18 industries, including dental, aerospace, laboratory research, manufacturing, mining, ceramics, and battery production. The company sells standard and custom units plus replacement parts through direct, quote-based sales.

Ownership category

akta.pro rank

Product category

Industrial Furnaces & High-Temperature Processing Equipment

NAICS

Industrial Process Furnace and Oven Manufacturing (333994)

SIC

Industrial Process Furnaces & Ovens (3567)

akta.pro primary industry

Industrial Furnaces, Kilns & Thermal Processing Equipment (IMAHAEAE)

akta.pro secondary industry

Heat Treatment & Thermal Processing Furnaces (Hardening, Annealing, Induction) (IMAHADAI)

Keywords

• Industrial furnace manufacturing
• High temperature processing
• Vacuum furnace systems
• Sintering furnace equipment
• Laboratory muffle furnaces

Headquarters

HQ city

Strongsville

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales

Revenue model

1. Industrial Furnace Sales: Sales of high-temperature industrial furnaces including muffle furnaces, tube furnaces, vacuum furnaces, sintering furnaces, and custom configurations. Products range from 1200°C to 1800°C maximum working temperatures. Chamber sizes available up to 55x55 inches.
2. Heating Elements and Parts: Sales of replacement furnace heating elements (MoSi2), thermocouples (Type K, S, R, B), temperature controllers, vacuum pumps, ceramic tubes, ceramic fiber insulation, and other furnace parts and accessories.
3. Custom Furnace Design Services: Custom furnace engineering and manufacturing services for specific application requirements. Includes custom muffle furnaces, tube furnaces, vacuum furnaces, and specialized heating elements. Professional services for designing solutions to meet exact specifications.
4. Ceramic Tubes and Insulation: Sales of ceramic tubes including alumina ceramic tubing (99.5%-99.8% purity), silicon carbide tubes, and quartz tubing. Also ceramic fiber board and blanket insulation products.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels4 records

Core offering

Sentro Tech designs and manufactures high-temperature industrial furnaces and ovens (1200°C to 1800°C) including muffle and box furnaces, vacuum and atmospheric furnaces, sintering furnaces, tube furnaces, oxygen furnaces, and dental furnaces, along with complementary parts such as MoSi2 heating elements, ceramic tubes, ceramic fiber insulation, thermocouples, temperature controllers, data loggers, and vacuum pumps. The company produces both standard catalog models and custom-engineered configurations to customer specifications, with replacement parts stocked onsite for quick delivery.

Product overview

Sentro Tech is an industrial furnace manufacturer offering a comprehensive portfolio of high-temperature processing equipment and components. The core product line includes muffle and box furnaces (1200°C to 1800°C), atmospheric vacuum furnaces (STV series at 1300°C and 1600°C), tube furnaces (horizontal, vertical, rotary configurations), sintering furnaces, oxygen furnaces, and dental furnaces. The company also manufactures a complete range of complementary products including MoSi2 heating elements, ceramic tubes (alumina, silicon carbide, quartz), ceramic fiber insulation, temperature controllers, thermocouples (Type K, S, R, B), STC-4000 data loggers, vacuum pumps, and custom engineered furnaces. Products are available as standard models or custom-designed to customer specifications, serving industries including laboratory research, dental, aerospace, mining, battery manufacturing, ceramic manufacturing, 3D printing, and heat treatment.

Differentiator

Problem solved

Functional benefit

Products and services

• Muffle & Box Furnaces Box-style high-temperature furnaces available in 1200°C, 1500°C, 1600°C, 1700°C, and 1800°C maximum operating temperature ratings, used in laboratories, industry, and research for annealing, sintering, and heat treatment. Chamber sizes available up to 55"x55".
• STV 1600°C Atmospheric Vacuum Furnace All-in-one controlled-atmosphere and vacuum furnace reaching 1600°C maximum working temperature, with 30-segment PID programmable temperature controller, ceramic fiber board lining, and support for multi-atmosphere processes in a single cycle.
• STV 1300°C Atmospheric Vacuum Furnace Versatile vacuum and controlled-atmosphere furnace reaching 1300°C maximum working temperature, featuring multi-atmosphere processing capability with silicon carbide heating elements.
• Tube Furnaces Industrial tube furnaces available in horizontal, vertical, and rotary configurations for temperatures from 1200°C to 1700°C, with custom tube sizes and heating zone lengths available.
• Sintering Furnaces High-temperature sintering furnaces for powder metallurgy, 3D metal printing, and ceramic sintering applications, available in vacuum and controlled-atmosphere configurations including STHV and STV series.
• Oxygen Furnaces Basic oxygen furnaces for high-temperature applications requiring oxygen-rich atmospheres, with a maximum temperature rating of 1600°C.
• Dental Furnaces (ST-1600°C-445, ST-1600°C-666) High-temperature dental furnaces for baking, drying, and sintering ceramics in dental laboratories, including the ST-1600°C-445 (4"x4"x5" chamber) and ST-1600°C-666 (6"x6"x6" chamber) models, both rated to 1600°C.
• Custom Industrial Furnaces Custom-designed muffle, tube, and vacuum furnaces engineered and manufactured to customer specifications for unique industrial and laboratory applications.
• MoSi2 Heating Elements Molybdenum disilicide heating elements for high-temperature furnaces, available in standard and custom configurations including 90-degree bent elements and circular heating modules, in a unique U-shaped design for extended life.
• Ceramic Tubes (Alumina, Silicon Carbide, Quartz) High-temperature ceramic tubes including alumina ceramic tubing (99.5% to 99.8% purity), silicon carbide tubes, and quartz tubing for furnace applications.
• Ceramic Fiber Insulation (Board, Blanket) Ceramic fiber boards and ceramic fiber blankets for furnace lining and thermal insulation.
• Furnace Temperature Controllers Programmable PID temperature control systems for industrial furnaces providing accurate temperature regulation with proportional, integral, and derivative control.
• Furnace Thermocouples (Type K, S, R, B) High-temperature furnace thermocouples available in Type K, Type S, Type R, and Type B configurations for temperature sensing in various atmospheric conditions.
• STC-4000 Temperature Data Logger Temperature-sensitive data logger for laboratory ovens and high-temperature furnaces that detects temperature changes and saves data to a computer for experiment monitoring.
• Vacuum Furnace Pumps Custom vacuum pumps for tube furnaces used to remove air and change atmosphere within vacuum tube furnaces.
• STC Series Gas Cooling System Inert gas self-circulation cooling systems for controlled-atmosphere furnace cooling.

Quantifiable outcome

• High temperature processing up to 1800°C (3270°F)
• +3 more outcomes

Named customers6 records

Segments9 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Scale indicators3 records

Recent moves5 records

Expansion highlights5 records

Direct peers

• Nabertherm: German-based global manufacturer of laboratory and industrial furnaces up to 3000°C, including muffle, tube, vacuum, and sintering models. Direct competitor across Sentro Tech's entire product portfolio and a similarly long-tenured, family-influenced company.
• Across International: US-based online retailer and manufacturer of laboratory and industrial furnaces, including muffle, tube, vacuum, and atmosphere-controlled models. Direct competitor with a similar price-competitive, online-led distribution model.
• Lucifer Furnaces: US manufacturer of custom heat treating, laboratory, and industrial furnaces up to 2700°F. Direct competitor in custom laboratory and heat-treating furnace market with similar product breadth and Made-in-USA positioning.
• CM Furnaces: US manufacturer of high-temperature laboratory and industrial furnaces, including muffle and tube furnaces. Direct competitor serving university, ceramic, and dental lab markets overlapping with Sentro Tech.
• Carbolite Gero: Manufacturer of laboratory and industrial high-temperature furnaces up to 3000°C, including muffle, tube, chamber, vacuum, and custom models. Closest head-to-head competitor to Sentro Tech in the US and European lab/research furnace market.
• L&L Special Furnace Co. US-based manufacturer of custom industrial furnaces, including box, car-bottom, and heat-treating furnaces. Direct peer in the custom industrial furnace design services segment Sentro Tech competes in.
• MTI Corporation (Richmond): US-based supplier of tube furnaces, muffle furnaces, and vacuum furnaces for materials research, battery R&D, and sintering applications. Direct competitor in the lab/research and battery furnace segments where Sentro Tech also competes.

Broad incumbents

• Ipsen: Global manufacturer of industrial heat treatment furnaces, atmosphere furnaces, and sintering furnaces serving aerospace and medical. Indirect competitor in industrial heat treating and sintering where Sentro Tech also sells.
• SECO/WARWICK: Global industrial heat treatment furnace manufacturer serving aerospace, automotive, and metallurgy. Larger peer targeting heavy industrial end markets adjacent to Sentro Tech's mining/heat-treating/smelting segments.
• Thermo Fisher Scientific (Materials & Structural Analysis / Hermetic Buechi): Diversified lab equipment conglomerate with a furnace product line (Lindberg/Blue M and related brands) covering laboratory high-temperature furnaces. Indirect competitor — primarily competes on procurement accounts where its broader equipment portfolio gives it an incumbent advantage.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/sentro-tech-corp

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Sentro Tech