T12 Fluorescent Tubes
- Diffuse Linear Illumination: The coated cylindrical surface distributes light along the lamp for broad general-lighting layouts.
- T12 Tubular Format: The thicker glass envelope provides a distinct physical format within the linear fluorescent range.
- Color-Rendering Choice: Halophosphor and triphosphor versions address different visual-quality requirements.
- Serviceable Lamp Format: The light source can be replaced while a suitable luminaire remains installed.
| Tube Type | T12 linear fluorescent, Φ38 mm |
|---|---|
| Power Options | 20 W or 40 W |
| Length Options | 589.8 mm or 1199.4 mm |
| CCT Range | 2700–6500 K |
| Operating Gear | Compatible electronic or magnetic ballast required |
|---|---|
| Rated Life | 8,000–12,000 hours; 1-year warranty |
| Supply Boundary | Tube only; fixture, holders, ballast and starter not included |
Technical Specifications
Model Specifications
| Model | Tube Dia. × Overall Length | Cap | Rated Power | Total Lumen | CCT |
|---|---|---|---|---|---|
| XGYT12-E20 | Φ38 × 589.8 mm | G13 | 20 W | 1000–1250 lm | 2700–6500 K |
| XGYT12-E40 | Φ38 × 1199.4 mm | G13 | 40 W | 2500–3050 lm | 2700–6500 K |
Product Description
Product Details
Product Construction
A phosphor-coated glass vessel with an amalgam fill terminates in G13 bipin end caps. External control gear in the compatible luminaire energizes the replaceable lamp.
Selection & Installation Notes
Verify the complete model reference against the luminaire drawing and approved circuit schedule. Before sample approval, check holder spacing, available clearance, the ballast arrangement and whether separate starting equipment is required. Compare related options in our linear fluorescent tube range.
Recommended Application
Applications
- Office Linear Fixtures: Use the selected T12 tube in compatible general-lighting luminaires for offices and circulation areas.
- Retail Service Areas: Fit matched tubes in suitable aisle, stockroom and back-of-house fluorescent luminaires.
- Institutional Interiors: Use the specified lamp and operating gear in compatible school, hospital and hospitality fixtures.
- Maintenance Relamping: Replace an existing tube only after matching the complete reference, holder spacing and ballast circuit.
in touch
- No.5 Fenghuang Road Qianjiang Industrial Area Dingqiao Town Haining Zhejiang 314413 China
- +86-18358315743
- R.KOO@NEW-LIGHTS.COM
Frequently Asked Questions?
Find clear answers to common questions about product specifications, model selection, applications, and quotation requirements. For project-specific needs, send us your target market, required quantity, and key specifications.
Match the complete model reference, physical length, holder spacing and ballast circuit to the existing luminaire before ordering.
Yes. The tube operates with compatible fluorescent-lamp control gear. Select the exact electronic or magnetic ballast arrangement for the ordered model.
Use a starter only where the selected magnetic-ballast circuit is designed for one. Electronic-ballast arrangements follow their own wiring and component requirements.
No. The product is the replaceable tube; the luminaire, holders, ballast and any required starter are separate.
Choose halophosphor or triphosphor according to the project color-rendering requirement, and state the selected option on the approved order.
Isolate power, match the full lamp reference and inspect the holders, supports and operating gear before installing the replacement tube.



