Frequently Asked Questions

We are a distributor that represents hundreds of manufacturers. We maintain the strongest line card for all industrial needs, and we are unique in that we can also service the equipment we sell. We are a certified local service and warranty center for manufacturers we represent, and we provide emergency support around the clock.

You can contact our sales team by calling 800-837-6827 or filling out the contact form here.

Our standard business hours are Monday–Friday, 8:00 AM – 5:00 PM EST and offer emergency support 24/7.

Yes! Our service teams are available 24/7 for emergency support.

OTC has locations across the United States. Visit our locations page. to find your nearest facility.

View the OTC Industrial Technologies returns policy here. Returns may be made, but all return requests are subject to review before a return can be approved. Return acceptance is based on the manufacturer return policy and is subject to change.

All returns must be processed through customer support. You can contact customer support at 1-800-837-6827 or by submitting a request for return form.

View the OTC Industrial Technologies shipping policy here.

Shipping is calculated based on the items added to your cart and where you are shipping them to. The rates displayed on the website are quotes and are subject to change based on the actual cost at the time of shipment. The final charges will be applied to your payment method at the time of shipment.

OTC offers turnkey compressed air solutions designed to improve efficiency, reliability, and cost savings for manufacturers. Whether you need compressed air as a utility (DIRECTAIR^®), equipment purchases, rentals, maintenance, or system optimization, OTC provides end-to-end support to ensure uninterrupted air supply and maximum productivity. Learn more.

Renting an air compressor from OTC Industrial Technologies is a simple and efficient process. Start by contacting our team through our website or by calling us directly at 888-RENTAIR. Our experts will assess your needs and recommend the best rental solution based on your air demand, pressure requirements, and application. Once the equipment is selected, we coordinate delivery, installation, and setup to ensure minimal downtime. Our rental agreements are flexible, offering both short-term and long-term options to fit your operational needs. Learn more.

OTC is committed to providing prompt and efficient service. We lead the industry in rapid turnaround times, often being able to source, deliver, install, and set up the required equipment in as little as 7 days. This swift response helps minimize downtime and ensures that your operations continue seamlessly. Learn more.

Compressed air as a utility means businesses receive air like electricity or water, paying a monthly fee instead of owning and maintaining equipment. This FOURTH UTILITY^SM model, offered by DIRECTAIR^®, ensures zero capital investment, guaranteed uptime, and potential energy savings of 35-50%. OTC Industrial Technologies manages everything from design and installation to maintenance, providing a reliable, hassle-free air supply. Learn more.

Unlike traditional compressed air systems, DIRECTAIR^® provides compressed air as a utility, meaning you don’t have to own, maintain, or operate the equipment. OTC Industrial Technologies installs, owns, and services the system at your facility while you pay for air usage through a fixed monthly fee. This model eliminates capital investment, reduces operational risks, and guarantees 100% uptime with built-in redundancy and 24/7 monitoring. Learn more.

DIRECTAIR^® guarantees 100% uptime by incorporating redundancy at every level—compressors, dryers, filtration, and controls—ensuring uninterrupted air supply. The system is remotely monitored 24/7 through MANAGAIR^®, allowing for predictive maintenance and immediate issue resolution before they impact operations. In the rare event of an issue, backup systems automatically engage to maintain continuous air supply. Learn more.

OTC Industrial Technologies offers a comprehensive selection of compressed air equipment for purchase, including rotary screw compressors, reciprocating (piston) compressors, oil-free and oil-lubricated air compressors, centrifugal air compressors, air dryers, vacuum pumps, blowers, air treatment systems, filtration systems, and nitrogen generators. Additionally, OTC provides custom-engineered compressed air solutions to meet specific industrial needs. Our expert team can help identify the right equipment for your facility to ensure optimal efficiency and reliability. Learn more.

OTC provides several preventive maintenance Customer Service Agreements (CSAs) designed to enhance the performance and longevity of your compressed air systems. These include:

• Custom Preventative Maintenance CSA: Regular multi-point inspections covering safety valves, control items, electrical systems, and more.
• 5-Star Preventative Maintenance CSA: Includes all services from the Custom CSA, plus maintenance and rebuilding of compressor control items and oil separator replacements.
• Full Responsibility CSA: OTC assumes complete responsibility for ensuring your equipment operates at peak performance, allowing you to focus on your core business activities.

Learn more.

OTC offers comprehensive solutions for Finishing, Dispense, and Filtration applications. We partner with top manufacturers like Binks, Graco, Ransburg, and Sames for finishing and dispensing equipment, and provide spray booths and batch ovens from RTT Technologies and Rohner. As an exclusive Gema powder distributor, OTC delivers complete powder coating systems—from manual guns to fully automated setups, including washers, ovens, and conveyors. Our dispense solutions ensure precise delivery of sealants and adhesives, while their filtration systems remove particulates and airborne contaminants. OTC supports customers throughout the process to ensure performance and efficiency. Shop Products.

OTC serves a diverse range of industries, including Aerospace, Automotive OEM, Tier 1 & 2 suppliers, Agriculture, and Wood Manufacturing. Our solutions are ideal for industries that apply liquid or powder coatings or require precise dispensing of high-viscosity, non-pourable liquids.
Beyond the equipment, we provide:

• Process improvements to enhance efficiency.
• Service and repair support to minimize downtime.
• Inventory management for critical spare parts and supplies.
• Air filtration solutions to improve air quality by removing contaminants such as dust, paint overspray, and airborne particulates.

These services help customers maintain smooth operations while reducing costs and increasing productivity. Learn more.

Yes, OTC specializes in developing tailored solutions for unique applications and process challenges. Our experts work closely with customers to understand their needs and leverage our strong vendor partnerships to design customized equipment, filtration, and surface preparation solutions.

We also offer onsite demonstrations of our products to ensure customers make informed decisions. For more complex applications, we provide access to our key vendors' facilities, where automation and robotics solutions for liquid, powder, and dispense applications can be tested. Customers and material suppliers are encouraged to participate in these demonstrations to validate system performance and ensure the solution meets their exact requirements. Learn more.

Yes, OTC provides comprehensive maintenance and technical support to ensure equipment reliability, efficiency, and longevity. With nine service locations across the eastern U.S., we offer fast response times to minimize downtime.
Our support services include:

• Onsite and in-house repairs by skilled service technicians.
• Preventive Maintenance contracts for scheduled service to maximize uptime.
• Stocked spare parts and filtration products for quick access.
• Vendor Managed Inventory (VMI) services, ensuring critical parts, filters, and surface preparation products are always available.

Learn more.

Yes, OTC offers custom-engineered automation solutions designed to optimize manufacturing processes, improve efficiency, and reduce operational costs. Our team works closely with customers to develop turnkey automation systems that integrate seamlessly into existing production lines.

We provide automated dispensing, finishing, and filtration solutions, including robotic application systems, automated material handling, and custom-engineered work cells. By leveraging advanced technology and our industry expertise, we help businesses enhance precision, consistency, and throughput. Learn more.

OTC offers a wide range of automation products, including electrical panel components, electro-mechanical products, fittings and tubing, gearboxes and couplings, robots, sensors, pneumatic actuators, motion control systems, and much more. Shop now.

Yes, we partner with leading robot manufacturers to best serve our customers. Shop Now.

We can program, engineer, assemble, and test assemblies as well as full systems. For large projects OTC will work with you and a systems integrator to bring your project to fruition. Learn more.

We can support, install and program any product for which we are a direct distributor of that manufacturer.

Yes, we have direct sources in Japan and can based on the manufacturer. Contact your local rep for more information.

Request a quote here.

We are the best-in-class provider of pumps, motors, and engineered solutions for industries such as Oil & Gas, Food & Beverage, Mining, Automotive, Pharmaceutical, Water & Wastewater Treatment, Pulp & Paper, Steel, Chemical, Utilities/Power Generation, Mining, and other industries. Learn more.

Our rotating equipment repair services cover a broad list of capabilities that often exceed OEM standards. These powerful capabilities include Machining Services, mechanical and electrical service support, Field Service, predictive maintenance, rebuilds and the repair of pumps, motors, Mechanical Seals, and process equipment. We can collaborate with multiple companies under the OTC umbrella to monitor, alert, diagnose, and fix current/potential problems. Learn more.

We offer both on-site field service and in-house repairs at our fully equipped service centers. For critical repairs, we can manufacture or source replacement parts to get your system running with minimal disruption. Request for Service or Repair.

We offer motor rebuild and re-wind services for motors up to 10,000 horsepower and can supply new motors up to 25,000 horsepower. Our expert team brings decades of experience in electrical sales and repairs. With state-of-the-art facilities, we are fully equipped to handle motors of any size or complexity and provide high-quality, customized repair solutions to meet your specific needs. No matter your industry, OTC has the right solution for you. Shop Motors.

Our mechanical seal repair specialists offer seal application design & recommendation, seal failure analysis, complete seal repair, and installation. Your Seal specialist will want to connect to discuss what you're pumping, operating pressure, what equipment did it come out of, materials of construction, and the seal print. Let's discuss.

OTC can provide a custom engineered solution for nearly every need. With capabilities in the design, fabrication, and assembly of fluid handling systems we can offer a range of services, including system and component integration, system design and engineering, and quality management compliant with ISO 9001:2015 procedures. We also conduct system testing, which includes hydro testing, pneumatic testing, and various forms of material and weld testing, along with comprehensive documentation. Here are a few case studies of custom engineered pumps systems including a modular enclosure mounted chemical feed system and a thermal management system. Learn More.

Many industries are subject to strict limits on BOD (Biochemical Oxygen Demand), TSS (Total Suspended Solids), Ammonia, Nitrogen, and Phosphorus when discharging to a municipal sewer system or directly into a stream. OTC offers a complete line of treatment technologies to help facilities meet regulatory requirements and avoid costly surcharges or fines.

Exceeding permit limits can result in fines, surcharges, or operational shutdowns. OTC can evaluate your wastewater stream and provide a customized treatment solution that ensures compliance with local and federal regulations.

OTC represents leading manufacturers specializing in:

• Biological Treatment: Aerobic and anaerobic systems for BOD, ammonia, and nitrogen removal
• Clarification & Filtration: to remove suspended solids (TSS)
• Chemical Treatment: pH adjustment, coagulation, and phosphorus precipitation
• Membrane Filtration: UF, MBR, and RO for advanced treatment and water reuse
• Sludge Handling & Dewatering: to reduce disposal costs

Yes, OTC offers a full range of water treatment technologies for potable water, including:

• Filtration: sand, multimedia, and membrane systems
• Disinfection: Chlorination, UV, and ozone systems
• Softening & Ion Exchange: for hardness and dissolved solids removal
• Reverse Osmosis & Deionization: for high purity needs

OTC not only supplies treatment equipment but also supplies:

• Systems evaluations and engineering support
• Pilot testing to validate treatment effectiveness
• Preventative maintenance and on-site service
• Parts stocking and emergency repairs

Yes, many industries are looking to reduce water consumption and wastewater discharge costs. OTC provides water reuse and recycling solutions, including advanced filtration and membrane treatment, to help facilities meet sustainability goals.