Railway Signal

Browse LEOTEK railroad and grade crossing signal products. Compare IL and EV Series modules and power off indicators with specifications and downloads.

Browse product series:

IL Series 12″ Railroad Grade Crossing Signal Module

Indication: Crossing

Voltage: 8-20Vdc/8-16Vac

LED Railroad Power Off Indicator

Indication: Power Off Indicator

Voltage: 7-18Vdc (55-240Vac detection)

IL Series Railroad Signal Module, Transit Indications

Indication: Transit, Transit – Bar Horizontal

Voltage: 120Vac (80-135Vac)

EV Series 12″ Railroad Grade Crossing Signal Module

Indication: Crossing

Voltage: Model-specific (8-20Vdc/8-16Vac)

IL Series 12″ Railroad Signal Module, Special Application Indications

Indication: T-Bar, X Sign

Voltage: 120Vac (80-135Vac)

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Railroad Signals FAQs

Answers to common questions about product selection, installation and procurement.

Which product family serves each railroad function?

IL and EV crossing products provide red grade-crossing warnings. IL transit provides triangle/bar indications, while IL special applications provide T-Bar/X symbols. The power-off indicator reports a power-monitoring condition; it is not a crossing-warning lens. Choose by the required signal function and circuit before comparing sizes, since this category combines electrically and optically different equipment.

Specifications & documents
IL Series Railroad Grade Crossing Module Spec Sheet · ev series railroad grade crossing module spec sheet · IL Series Transit Indications Signal Module Spec Sheet · Special Applications IL Series Signal Module Spec Sheet · RR POI AC Spec Sheet

Can a power-off indicator replace a crossing signal?

No. The power-off indicator is a separate monitoring indication available in red or white, not the 12-inch crossing warning module. Its sheet lists 7–18Vdc operation and a separate AC detection input. Treat the monitored condition and indication function as a distinct equipment line; the presence of a red LED does not establish an interchangeable crossing signal.

Specifications & documents
RR POI AC Spec Sheet · IL Series Railroad Grade Crossing Module Spec Sheet · ev series railroad grade crossing module spec sheet

How do power-off supply voltage and detection voltage differ?

The power-off unit operates from 7–18Vdc; the separate AC detection input is 55–240Vac. The AC range is not the indicator’s operating-power rating. Its listed white model TSL-POK-WCF-AB1 draws 2.5W and red TSL-POK-RBM-B1 draws 2W. Keep the detection and supply connections distinct in the project drawing and select the exact required model.

Specifications & documents
RR POI AC Spec Sheet

How should IL and EV crossing supply variants be compared?

IL crossing’s sheet gives 8–20Vdc/8–16Vac with ILR/ILW side-light models. EV offers linear E1-CC, regulated E1 and unregulated U1 variants; its U1 has a separate 8–14Vdc limit in the sheet. These model tables, not nominal folder labels, should define the review. Similar crossing appearance does not establish identical input behavior on the existing circuit.

Specifications & documents
IL Series Railroad Grade Crossing Module Spec Sheet · ev series railroad grade crossing module spec sheet

Further reading
Railroad Crossing Standby Power: Why the Lamp Is Only One Load

What are the side-light and symbol choices?

IL crossing lists red or white side lights on a red main warning face; EV also has model-specific red/white side-light choices. Transit and special-application symbols are separate product groups, with triangle/bar or T-Bar/X patterns. Identify the main indication, side-light color and orientation in the procurement line so a general color description does not hide a different function.

What does a backup-supply assessment need beyond the module wattage?

Include the exact supply version’s allowable voltage range, operating duty, batteries/charging, environmental conditions and every connected load. EV’s low-wattage feature is not a promised backup duration. The power-off indicator also requires its separate DC supply and AC-detection design. Validate the system’s required operating and recovery conditions with the responsible railway equipment documentation.

Specifications & documents
ev series railroad grade crossing module spec sheet · RR POI AC Spec Sheet

Further reading
Railroad Crossing Standby Power: Why the Lamp Is Only One Load

Do all railroad products have the same warranty and temperature range?

No. IL/EV crossing sheets list five-year limited warranty and −40°C to +70°C operation. The power-off sheet lists three-year limited warranty and its own environmental and connector information. Transit/special products require their own documents. A category-level “railroad” label must not propagate one product’s coverage, ratings or approval evidence across the full equipment schedule.

Specifications & documents
IL Series Railroad Grade Crossing Module Spec Sheet · ev series railroad grade crossing module spec sheet · RR POI AC Spec Sheet

How should a railroad submittal and spare schedule be organized?

Separate crossing IL/EV, transit, special symbols and power-off indicators. Record complete order code, supply/version, main/side-light color, housing dimensions, connector and applicable railway acceptance evidence for each. The power-off sheet permits an optional -WG Wago suffix; EV supply suffixes need separate spare lines. This organization supports correct replacement by function and electrical configuration instead of diameter alone.

Selection & project planning

Compare railroad and transit modules by their intended indication, circuit interface and operator requirements. Include the power-off indicator as a distinct circuit-status product when reviewing the complete equipment schedule.

Select the exact indication and configuration

Separate grade-crossing indications, transit indications, special-application modules and power-off indicators in the equipment schedule. Compare the exact IL, EV or indicator model documents for the approved application.

Validate the installation interface

Provide circuit drawings, supply characteristics, monitoring equipment, housing and viewing arrangements to the operator’s signal engineer. Confirm each module’s interface and termination details independently.

Define acceptance and commissioning

Use the railroad or transit operator’s approved acceptance plan for the complete installation. Record the required indication states, circuit conditions and monitoring behavior for each equipment type.

Document procurement and maintenance

Create a schedule of exact model numbers and required indications, electrical variants, quantities and spare units. Obtain current specifications, installation instructions, applicable approval documentation and written warranty terms. Record the installed configurations so maintenance teams can select the correct replacement.

Railroad power-off indicator IL railroad modules EV grade-crossing modules Request project assistance

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