Special Electronics & Designs Inc. was founded in 1971 by Adolf Eberl and sons Rolf and Peter Eberl.  Today, SED Inc. continues to offer experience and expertise in the design and manufacturing of communications equipment for all types of installations and uses, along with additional services that can take your prototype or idea to the finished product.  We manufacture specialized products and provide solutions for challenging environments.

We can provide electronic/electrical design and development, testing, molding and assembly services, quality programs and systems integration.  More than 40 years later, SED has built a business on quality manufacturing, and fulfilling our customers very specific needs and meeting their exacting standards.  We work for you!

SED Inc. is dedicated to the design and manufacture of quality products and services that meet the needs of our customers in Hazardous and Industrial Environments.  We bring over 40 years of experience delivering the right solution at the right time.  SED Inc. is committed to the highest quality standards and business ethics.

Quality is an integral part of every product manufactured.  SED implements the ISO 9001:2015 Quality Management Systems to meet the stringent standards required by our customers.

Product specific certifications held by SED Inc. for its own products or as required by its customers have included:
CE - Directive PPE 89/686/EEC
EN 352-1:2002, EN 352-6:2002 - Ear muffs with electrical audio input.

CSA C22.2, UL#913
Class I Div.1 Groups A, B, C, D
Class II Div.1 Groups E, F, G
Class III Div.1
Gaseous Mines

Industrial Environments
TSSA registered air supply product under Boiler, Pressure, Vessels and Pressure Piping Code Standard #B51-97

Hearing Protection: CSA Standard Noise Reduction Rating (NRR)

MSHA - Approval No. 23-A100005-0, Tested for Intrinsic Safety in Methane-Air mixtures only.

FCC and Industry Canada

Past Product Approvals
EN 50014-1977 + A1-A5 (VDE 0170/0171 part 1/1.87) General Requirements
EN 50020-1977 + A1-A5 (VDE 0170/0171 part 7/4.92) Intrinsic safety "i"
EN 50039-1930 (VDE 0170/0171 part 10/44.82)
Intrinsically safe electrical systems "i"

Rescom Sales Inc.

Rescom is primarily a Safety Communications Systems and Solutions Provider.  Intrinsically Safe Hardline, Wired, Wireless and Wifi Communication Solutions are a main focus for our company. Our products are designed to meet the safety communication needs of professionals involved in confined space work, high angle rescue, rope access, and HAZMAT/NBC response and Emergency Management, as well as other hazardous and general industrial working environments. Our customers are largely professionals working and training in either specialized Public Safety Protection/Response or in specialized Industrial roles.

ROPA Technologies

ROPA Technologies is a Human Performance Training Program Developer.  With over 43 years of developing and manufacturing safety products for the Nuclear, Industrial and Rescue Industries, our professionals understand how critical human performance is to the health and safety of the individual, team, company and community.  We have developed a Training Simulator, HuPerT, that will help prevent, anticipate and catch human performance error during work in any sector. We are ideally suited to develop solutions for your training programs.

Senior Management

Rolf Eberl, President


Rolf Eberl is a graduate of Electronics Engineering Technology from Lambton College in Sarnia, ON, specializing in Electronics.  As President of SED, Rolf has led the company to innovating new products, company expansion and large scale multimillion dollar projects. His areas of expertise are design, development, and quality management.

Peter Eberl, Vice President

Peter Eberl studied Manufacturing Engineering Technology at Fanshawe College in London, ON before joining the family business in 1986.  His experience encompasses production, tooling and purchasing.