
TR-200 Flash Transfer Relay
- Chatter-free operation down to 89 VAC
- Lower power draw than standard AC coils
- 8-pin polarized connector for secure fit
NEMA-Compliant Traffic Components
Factory-Authorized Distributor
240V AC relays, such as EDI's TR-200 Flash Transfer Relay, control power switching within traffic signal cabinets, enabling chatter-free flash transfer operations even during brownouts down to 89 VAC. These rugged, rectified-coil relays ensure reliable intersection management, feature polarized connectors for secure integration, and are trusted throughout Midwest transportation infrastructure.


240V AC relays like the TR-200 Flash Transfer Relay control power switching within traffic signal cabinets, enabling flash transfer operations during power interruptions or maintenance. They ensure the signal controller can safely switch between normal operation and flashing mode, protecting intersection safety and maintaining consistent traffic flow management even under fluctuating power conditions.
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Relays enable reliable flash transfer operations in municipal intersection traffic signal control systems citywide.

Used in DOT-managed traffic control cabinets across the Midwest for stable signal operation during power fluctuations.

Provides chatter-free relay switching to maintain traffic signal function during brownout or low-voltage conditions.

Deployed by contractors installing and upgrading traffic signal cabinets with dependable relay components.
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Over 75 years serving Midwest transportation agencies with deep knowledge of traffic control relay systems and infrastructure needs.
Certified technical field service staff provide onsite troubleshooting, installation guidance, and product training across eleven states.
Large in-stock inventory of relays and traffic control components ensures fast delivery and minimal downtime for critical infrastructure.
Share your project details and our traffic control specialists will respond with pricing, specs, and installation support.
For immediate assistance, feel free to give us a direct call at +1 630-543-1300. You can also send us a quick email at issnews@imagesensing.com.
For immediate assistance, feel free to give us a direct call at +1 630-543-1300. You can also send us a quick email at issnews@imagesensing.com.