1. Introducció
This manual provides essential instructions for the safe and efficient use of your MaxLite 21A21/3W30 LED A21 3-Way Bulb. This LED lamp is designed to provide three distinct levels of light, suitable for various tasks and moods, while offering significant energy savings and a long operational lifespan compared to traditional incandescent bulbs.
Les característiques clau inclouen:
- 3000K Color Temperature (Warm White)
- Designed for 3-way light fixtures (non-dimmable)
- Instant On functionality
- Estimated 25,000-hour lifetime
- ENERGY STAR certified for energy efficiency

Image 1.1: MaxLite 21A21/3W30 LED A21 3-Way Bulb. This image displays the bulb's frosted glass and standard E26 base, highlighting its A21 shape.
2. Informació de seguretat
Si us plau, llegiu i comprengui totes les instruccions de seguretat abans d'instal·lar o utilitzar aquest producte. Si no segueix aquestes instruccions, es poden produir descàrregues elèctriques, incendis o altres perills.
- Risc de descàrrega elèctrica: Desconnecteu sempre l'alimentació de l'aparell a l'interruptor automàtic abans de la instal·lació, la desinstal·lació o la inspecció.
- Not for Dimmable Fixtures: This bulb is designed for 3-way fixtures only and is not compatible with dimmer switches. Using it with a dimmer may damage the bulb or the dimmer.
- Només per a ús interior: This bulb is rated for indoor use in dry locations. Do not use where directly exposed to water.
- Temperatura de funcionament: Ensure the operating environment is within the specified temperature range for LED bulbs.
- Fixació adequada: Use only in fixtures designed for A21 shape bulbs with an E26 base and appropriate wattagQualificació e.
- No desmunteu: Do not attempt to disassemble or modify the bulb. There are no user-serviceable parts inside.
3. Configuració i instal·lació
Follow these steps to properly install your MaxLite 3-Way LED bulb:
- Apagueu l'alimentació: Before beginning installation, ensure the power to the light fixture is turned off at the circuit breaker or fuse box.
- Traieu la bombeta antiga: Desenrosqueu amb cura la bombeta existent del dispositiu. Deixeu-la refredar si l'heu fet servir recentment.
- Inspeccionar l'aparell: Check the fixture for any damage or loose wiring. Ensure it is a standard 3-way socket (E26 base).
- Instal·lar una bombeta nova: Gently screw the MaxLite 21A21/3W30 LED bulb into the E26 socket until it is snug. Do not overtighten.
- Restaura l'alimentació: Torneu a encendre l'alimentació al disjuntor.
- Funcionalitat de prova: Turn the light switch on and off to cycle through the three brightness levels.
4. Instruccions de funcionament
The MaxLite 21A21/3W30 LED A21 3-Way Bulb provides three distinct brightness levels, controlled by a standard 3-way light switch. Each click of the switch will cycle through the available light outputs.
- Primer clic: Activates the lowest brightness level (equivalent to 50W incandescent).
- Segon clic: Activates the medium brightness level (equivalent to 100W incandescent).
- Tercer clic: Activates the highest brightness level (equivalent to 150W incandescent).
- Fourth Click: Turns the bulb off.
Ensure your fixture has a compatible 3-way switch for proper operation. This bulb is not designed for use with dimmer switches.
5. Manteniment
The MaxLite 21A21/3W30 LED bulb requires minimal maintenance. Follow these guidelines to ensure optimal performance and longevity:
- Neteja: Before cleaning, always turn off the power to the fixture and allow the bulb to cool. Wipe the bulb with a soft, dry cloth. Do not use liquid cleaners or abrasive materials, as they may damage the bulb's finish or internal components.
- Substitució: Due to its long lifespan, frequent replacement is not expected. When replacement is necessary, ensure power is off and follow the installation steps in Section 3.
- Emmagatzematge: If storing the bulb, keep it in its original packaging in a cool, dry place to protect it from damage.
6. Solució De Problemes
If you encounter issues with your MaxLite 3-Way LED bulb, refer to the following common problems and solutions:
| Problema | Causa possible | Solució |
|---|---|---|
| La bombeta no s'encén. | No power to the fixture, loose bulb, faulty fixture, or bulb failure. | Check circuit breaker. Ensure bulb is screwed in tightly. Test bulb in another working fixture. Inspect fixture for damage. |
| Only one brightness level works. | Fixture is not a 3-way type, or the 3-way switch is faulty. | Confirm the fixture and switch are specifically designed for 3-way bulbs. Replace the 3-way switch if necessary. |
| La bombeta parpelleja o brunzeix. | Interruptor regulador d'intensitat incompatible, connexió fluixa o interferències elèctriques. | Ensure the bulb is not used with a dimmer switch. Check for loose connections. Consult an electrician if flickering persists. |
| Bulb is too dim or too bright. | Incorrect brightness level selected. | Cycle the 3-way switch to select the desired brightness level. |
If troubleshooting steps do not resolve the issue, please contact MaxLite customer support.
7. Especificacions
| Característica | Detall |
|---|---|
| Número de model | 21A21/3W30 |
| Marca | MaxLite |
| Tipus de llum | LED |
| Característica especial | 3-Way, Energy Efficient, Frosted, Instant On, Long Lasting |
| Wattage | 21 watts |
| Mida de la forma del bulb | A21 |
| Base del bulb | E26 |
| Wat equivalent incandescenttage | 50 W / 100 W / 150 W |
| Color clar | Blanc |
| Temperatura de color | 3000 Kelvin |
| Brillantor | 620 / 1600 / 2200 Lumens (Low/Medium/High) |
| Vida Mitjana | 25,000 hores |
| Ús interior/exterior | Interior |
| Font d'alimentació | Elèctric |
| Acceptat Voltage Freqüència | 100 a 120 volts i 60 hertz |
| Material | Plàstic |
| Especificació Met | Energy Star, llistat per UL |
| Pes de l'article | 6.3 unces |
| UPC | 767627903250 |
8. Informació de la garantia
This MaxLite 21A21/3W30 LED A21 3-Way Bulb is covered by a Garantia del fabricant de 1 anys des de la data de compra. Aquesta garantia cobreix els defectes de materials i de mà d'obra en ús normal.
The warranty does not cover damage resulting from improper installation, misuse, abuse, accident, unauthorized repair or modification, or use in conditions outside the specified operating parameters (e.g., use with dimmer switches, outdoor use).
For warranty claims or further details, please retain your proof of purchase and contact MaxLite customer support.
9. Atenció al client
If you have any questions, require technical assistance, or need to report an issue with your MaxLite 21A21/3W30 LED A21 3-Way Bulb, please contact MaxLite customer support.
Please have your product model number (21A21/3W30) and proof of purchase available when contacting support to facilitate a quicker resolution.
For the most current contact information, please visit the official MaxLite weblloc web o consulteu l'embalatge del producte.