EDI Signal Monitors & MMUs
EDI MMU Conflict Monitors for Your Signal Cabinets
Traffic Control Corporation stocks and supports EDI and Reno A&E malfunction management units for NEMA TS-1, TS-2, ATC, ITS and CALTRANS 33x cabinets.
- MMU-1600D, MMU2-1600G, MMU2-1600GE and program cards
- Fits NEMA TS-1, TS-2, ATC, ITS and CALTRANS 33x cabinets
- Multi-million dollar inventory in Woodridge, Illinois
Midwest traffic signal distributor since 1946, serving 11 states.
Prefer to talk? Call (630) 543-1300
Request EDI MMU Pricing
Tell us your cabinet type and quantity. A traffic signal specialist will follow up with a quote.
Why agencies buy EDI MMUs from TCC
The full EDI monitor line
Conflict monitors, malfunction management units and MMU program cards for cabinet testing, from EDI and Reno A&E.
Cabinet match, not guesswork
Tell us your cabinet and we help pick the right model, including eight phase dual ring units like the MMU2-1600GE.
Standards you must meet
Units support NEMA TS-1, NEMA TS-2, ATC cabinet, ITS cabinet and CALTRANS 33x requirements.
Stock close to your job
A multi-million dollar inventory sits in our Woodridge, Illinois warehouse, with regional offices across the Midwest.
Factory-trained field support
Our certified service team helps with troubleshooting, installation and product training after the sale.
EDI signal monitors and MMUs we supply
EDI malfunction management units watch your intersection for conflicting signal indications and other faults, then put the cabinet into flash. Traffic Control Corporation distributes EDI and Reno A&E monitors along with the rest of your cabinet auxiliary components, so one quote can cover monitors, loop detectors, flash transfer relays, BIUs and power supplies.
We sell to agencies, municipalities, counties and traffic signal contractors across an 11-state Midwest territory. Pricing is quoted per project, so send your model list and quantities and we will price it out.
- MMU-1600D full-featured malfunction management unit
- MMU2-1600G and MMU2-1600GE, programmable eight phase dual ring
- MMU Program Card for cabinet testing and field programming
- Compatible with 170, ATC, NEMA TS-1 and NEMA TS-2 cabinets
- Meets CALTRANS 33x and ITS cabinet specifications
- EDI loop detectors: LM222, LMD624H and Oracle series with LCD display
- TR-200 flash transfer relay with chatter-free operation down to 89 VAC
- Reno A&E monitors and related cabinet components available
A Midwest traffic signal distributor you can check on
“Great traffic engineering products, brilliant staff best in Illinois.”
“Best Traffic items around! Excellent customer service”
“Nice and quick for delivery.”
What happens after you send the form
We review your cabinet details
A traffic signal specialist checks your cabinet type, phasing and quantity against the EDI monitor line.
You get a written quote
We confirm the right models, program cards and any cabinet components you need, with pricing for your project.
We support the install
Factory-trained field service, technical support and product training are available across our Midwest territory.
Frequently asked questions
Which EDI MMU models can I order?
Current models include the MMU-1600D, MMU2-1600G, MMU2-1600GE and the MMU Program Card. Older units such as the 2018 and 2018E conflict monitors and the MMU-1600DE are discontinued.
Will it work in my cabinet?
EDI monitors support NEMA TS-1, NEMA TS-2, ATC cabinet, ITS cabinet and CALTRANS 33x standards, and are used in 170, ATC and NEMA cabinets. Send your cabinet type and we will confirm the right unit.
How much does an EDI MMU cost?
Pricing is available on request. Send your models and quantities and we will quote your project.
Do you ship outside the Midwest?
We sell and service within our 11-state territory: Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota, Missouri, Nebraska, North Dakota, South Dakota and Wisconsin.
Can I add other cabinet parts to the same quote?
Yes. We also stock loop detectors, flash transfer relays, BIUs, power supplies, cabinet fans, thermostats, cabinet LED lighting and surge protection.
What about warranty and returns?
Terms vary by manufacturer and region. Contact your local Traffic Control Corporation office and we will confirm the details for the products you order.
Get pricing on EDI MMUs and conflict monitors
Send your cabinet type, model numbers and quantities. A Traffic Control Corporation specialist will put together your quote.
- MMU-1600D, MMU2-1600G, MMU2-1600GE and program cards
- Fits NEMA TS-1, TS-2, ATC, ITS and CALTRANS 33x cabinets
- Multi-million dollar inventory in Woodridge, Illinois
Prefer to talk? Call (630) 543-1300