800T-PL16G
Active800T 30mm Green Pilot Light
Allen-Bradley 800T 30mm green pilot light.
Common Applications
Legacy 30mm running indicator. Same heavy-duty construction as 800T buttons. Found alongside 800T-A1A green start and 800T-A2A red stop on older panels.
Research Notes
1. Overview
The Allen-Bradley 800T-PL16G is a 30mm pilot light (indicator light) from the classic 800T Series, manufactured by Rockwell Automation / Allen-Bradley. It is designed to provide clear, reliable visual indication in industrial control panels and machinery. The unit features a green fresnel plastic lens cap over a metal operator body, and uses an integrated LED driven by an internal transformer, operating at 120 VAC. The part is classified under NSN 6240-01-516-8393 (FSC 6240 - Electric Lamps / Lamp Assembly) in U.S. military supply catalogs, indicating broad industrial and government use. The product has been discontinued by manufacturer and is now available exclusively through surplus and authorized aftermarket distributors.
2. User Sentiment
No formal reviews or forum discussions specific to this SKU were found in the findings. However, the product appears in numerous surplus seller catalogs (Radwell, Bullseye Industrial, GES Repair, Texnite, Mara Industrial) with prices ranging from approximately $10.61 (used) to $75.77+ (new-in-box), reflecting steady secondary market demand for the 800T line in legacy maintenance scenarios. One distributor listing (indusswitch.com) incorrectly described the lens color as "orange" — this appears to be an AI-generated or copy-paste error contradicted by all other sources, which consistently confirm green. The Button Index catalog listing confirms Green.
3. Real-World Applications
The 800T-PL16G is used as a status indicator in industrial control panels, machine tool enclosures, and automated process equipment across manufacturing, utilities, and government/military applications. Its 30mm footprint is the dominant industrial standard for panel cutouts, and the 800T Series is found in legacy PLCs and relay-logic control systems from the 1980s–2000s. The NSN listing and presence on aerospace/government parts distributors (AeroBase Group, BuyAircraftParts) indicate defense and aviation MRO usage. The Trout Underground listing notes new-old-stock in factory boxes, typical of stockroom finds in legacy plant maintenance.
4. Technical Specifications
- Type: Pilot Light / Indicator Light
- Series: Allen-Bradley 800T (30.5mm, Series T)
- Color: Green lens (G suffix in part number)
- Voltage: 120 VAC
- Lamp Type: LED with integral transformer (transformer-type LED illumination)
- Mount Cutout: 30mm / 30.5mm
- Body: Metal operator
- Lens: Round fresnel plastic cap
- Enclosure Rating: Type 4, 12, and 13 (NEMA 4, 12, 13) — per essentialparts.com
- Certifications: UL, CSA (per The Button Index catalog)
- NSN: 6240-01-516-8393
- Status: Discontinued by manufacturer; available surplus/aftermarket
- Alternate designation: 800TPL16G (no hyphen variant)
5. Ordering & Compatibility
The 800T-PL16G is available through surplus channels at prices ranging from ~$10–$23 (used/refurbished) to ~$61–$148 (new surplus), depending on condition and seller. Radwell International lists surplus starting at $23.00 with a 2-year warranty. Mara Industrial lists the core-only unit at $20.44 and the complete pilot light with lamp (W/40171-002-01) at $75.77. The unit is part of the 800T ecosystem; related accessories include contact blocks and lamp assemblies such as Rockwell part 40171-002-01. The 800T-PH16R (red, same voltage/format) is a sibling part noted in one eBay listing. Octopart lists at least one authorized distributor. IMS Supply sells individually packaged units.
6. Known Issues
The product is discontinued by manufacturer — replacement parts may require retrofitting to the newer 800F or 800T-compatible 22mm/30mm lines. One distributor page (indusswitch.com) erroneously describes the lens color as "orange," which is a data quality error; all other sources — including the manufacturer designation (G = Green), Radwell, Citadel Parts, BSP Automation, Bullseye Industrial, and the catalog itself — confirm green. No other technical issues or field failure patterns were reported in available sources.
25 sources
- 800T-PL16G - Allen-Bradley 30mm Pilot Light, Transformer LED, 120VAC — essentialparts.com
- Allen Bradley 800T-PL16G - BSP Automation — bspautomation.com
- 800T-PL16G Pilot Light by ALLEN BRADLEY - Radwell International — radwell.com
- Radwell Products - Advanced Search - 800T-PL16G — radwell.com
- Allen Bradley 800T-PL16G Indicator Light — citadelparts.com
- Allen Bradley 800T-PL16G Indicator Light — hvactoolsus.com
- Allen Bradley 800T-PL16G 120V Illuminated Green Pilot Indicator Light — bullseyeindustrialsales.com
- Allen Bradley 800T-PL16G Pilot Light 800TPL16G Green W/40171-002-01 - New No Box — maraindustrial.com
- Allen Bradley 800T-PL16G Pilot Light 800TPL16G Core Only - New No Box — maraindustrial.com
- Allen Bradley SERIES T INDICATOR LIGHT 800T-PL16G | Zoro — zoro.com
- 800T-PL16G Allen Bradley Pilot Light - Santa Clara Systems — santaclarasystems.com
- ALLEN BRADLEY 800T-PL16G - IMS Supply — imssupply.com
- ALLEN BRADLEY 800T-PL16G INDICATOR LIGHT - PLG Automation — plgautomation.com
- Allen Bradley 800T-PL16G Push Buttons - GES Repair — gesrepair.com
- 800T-PL16G: LIGHT, Allen-bradley | $18.00-$148.50 — indusswitch.com
- 800T-PL16G Allen Bradley - Distributors and Price Comparison - Octopart — octopart.com
- Buy Now 800T-PL16G from Lintech IS09001:AS9120 Trusted Distributor — lintechcomponents.com
- 800T-PL16G - Coastal Electric Supply LLC — coastalelectric.com
- Allen Bradley 800T-PL16G Pilot Light - MROSupply.com — mrosupply.com
- Model 800T-PL16G Lamp Assembly - buyaircraftparts.com — buyaircraftparts.com
- 6240-01-516-8393 - LAMP ASSEMBLY | WBParts — wbparts.com
- 800T-PL16G — 800T 30mm Green Pilot Light | The Button Index — thebuttonindex.com
- Allen Bradley 800T-PL16G Used Surplus | Texnite — texnite.com
- 800T-PL16G S1 | ALLEN BRADLEY | Service Asia Automation Parts — service-asia.com
- Allen Bradley Pilot Light Green 800T-PL16G - CNAL.com — cnal.com
Specifications
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Certifications
Third-party safety certifications. UL = required for US NEC installations. CE = EU compliance. CSA = Canadian standards.
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UL, CSA
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Color
Button/actuator color. Green = start/go, Red = stop/emergency, Yellow = caution, Blue = reset (per IEC 60204-1).
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Green
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Cutout Diameter
The hole size you drill in your panel to mount this button. 22mm is the most common industrial standard worldwide.
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30.5mm
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Illumination
Whether the button has a built-in light. Illuminated buttons show status (lit = active).
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Illuminated
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IP Rating
Ingress Protection rating — first digit is dust (0-6), second is water (0-9). Higher is better.
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NEMA 4/13
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LED Voltage
The voltage required for the built-in LED. Must match your control circuit voltage (typically 24V DC or 230V AC).
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24V AC/DC
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Installation Quick Reference
Panel cutout: 30.5mm. Insert from the front, secure with mounting nut.
LED module: Check the voltage rating matches your supply (typically 24V DC or 230V AC). Connect to PLC digital output or relay contact for status indication.
Color meaning (IEC 60204-1): Green = normal/running. Red = fault/danger. Yellow = warning/caution. Blue = mandatory action. White = neutral/general.
Dimensions
Troubleshooting
Light is dim or flickering
Check supply voltage matches the LED module rating. Low voltage causes dimming. If voltage is correct, the LED module is failing — replace it. LED modules have finite life (typically 50K-100K hours).
Light doesn't turn on
Verify voltage at the terminals with a multimeter. Check the PLC output or relay driving the light. LED modules are polarity-sensitive on DC circuits — try reversing the leads.
Where to Buy
Price range
$15.56 — $64.01
across 2 distributors
Quick Specs
- Certifications
- UL, CSA
- Color
- Green
- Cutout Diameter
- 30.5mm
- Illumination
- Illuminated
- IP Rating
- NEMA 4/13
What People Are Saying
“Legacy 30mm running indicator. Same heavy-duty construction as 800T buttons. Found alongside 800T-A1A green start and 800T-A2A red stop on older panels.”