Injection Molding
Stelray Plastic Products Inc
50 Westfield Ave, Ansonia, CT 06401, United States
- Contract manufacturer / job shop
- Family-owned
- ISO 9001:2015, FDA 21 CFR 820
- 100 units to 100 million units
About Stelray Plastic Products Inc
Stelray Plastic Products Inc is a family-owned contract manufacturer based in Ansonia, Connecticut. The company has been operating for over 50 years, emphasizing American-made production and a full-service approach to precision injection molding and mold building. The company operates a 42,000-square-foot facility that houses molding, in-house tool making, quality control, warehousing, secondary operations, and offices. Its molding capacity ranges from 22 to 620 tons, supporting conventional and rotary horizontal injection machines capable of insert molding, overmolding, and multi-material molding. Stelray offers rapid prototyping, design-for-manufacturing reviews, and a suite of post-mold secondary operations including ultrasonic welding, pad printing, heat-staking, soldering, assembly, and packaging. Production volumes span from 100 units to 100 million units annually. Stelray serves a diverse set of industries: aerospace and automotive, consumer appliance, defense and security, electronics and instrumentation, medical and dental, and water and chemical filtration. The company is FDA registered for medical devices and compliant with current Good Manufacturing Practices (cGMP) and 21 CFR 820. Stelray differentiates itself through its family-owned heritage, a full-service in-house tool room, advanced metrology lab with first-article inspection and validation capabilities, and a lean manufacturing philosophy. The company states that its expert engineering staff works with customers to design parts that are both manufacturable and cost-effective from prototype through production.
Manufacturing capabilities
Core processes
Inspection & quality
Assembly & services
Industries served
- Aerospace
- Automotive
- Consumer Appliance
- Defense & Security
- Electronics & Instrumentation
- Medical & Dental
- Water & Chemical Filtration
Materials
Commodity-grade polymers · High-performance engineered resins · Biodegradable materials
Equipment
- 22–620 ton injection molding machines
- Conventional and rotary horizontal injection molding machines
- Advanced metrology lab
- High-speed part measuring equipment
- AI-driven DFM software
Company details
- Location
- Ansonia, Connecticut
- Company type
- Contract manufacturer / job shop
- Ownership
- Family-owned
- Production volume
- 100 units to 100 million units
- Certifications
- ISO 9001:2015, FDA 21 CFR 820, cGMP compliant, UL-Underwriters Laboratories
Frequently asked questions
Where is Stelray Plastic Products Inc located?
Stelray Plastic Products Inc is located at 50 Westfield Ave, Ansonia, CT 06401, United States.
What does Stelray Plastic Products Inc do?
Stelray Plastic Products Inc is listed under Injection Molding, and its listed capabilities and products include Custom plastic injection molding, Precision injection molding, Mold making / tool making, Rapid prototyping, Insert molding and Overmolding.
What industries does Stelray Plastic Products Inc serve?
Stelray Plastic Products Inc lists Aerospace, Automotive, Consumer Appliance, Defense & Security and Electronics & Instrumentation among the industries it serves.
What certifications does Stelray Plastic Products Inc have?
Certifications on file for Stelray Plastic Products Inc: ISO 9001:2015, FDA 21 CFR 820, cGMP compliant and UL-Underwriters Laboratories.
How do I request a quote from Stelray Plastic Products Inc?
Use the Request a quote button on this page to send Stelray Plastic Products Inc your requirements through FirmsLedger, or call (203) 735-2331 and visit stelray.com.
What companies are similar to Stelray Plastic Products Inc?
Other Injection Molding companies in Connecticut listed on FirmsLedger include Forum Plastics LLC, Precision Plastic Products Inc and CH America.