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Description

tapTronic 75897 LED NFC Programmable Driver Linear 50W UNH 1400mA DIM1 AUX

The 75897 is a LEDVANCE Sylvania tapTronic NFC LED driver constant current linear designed for wall, ceiling, recessed, and suspended luminaires. Experience superior flexibility with field-programmable output from 140-1400mA via the free tapTronic smartphone app—no power required for programming. Advanced constant current technology with 0-10V dimming (1-100% range), soft start, thermal protection, and DC auxiliary output delivers professional-grade performance for residential and commercial LED installations.

tapTronic LED Driver Features

  • Field-Programmable via Free App: Customize output current (140-1400mA) in seconds using NFC smartphone technology—programming does not require driver to be powered up
  • Near-Field Communication (NFC): Quick and easy output customization using tapTronic software on iOS or Android devices
  • Programmable Current Range: Large programmable range from each driver, ideal when consolidating your on-hand inventory from in-house or in a service truck
  • Constant Lumen Output: Maintains consistent light output throughout the dimming range
  • 0-10V Dimming: Dim to off with 1-100% dimming range for precise light level control
  • Soft Start: Gradual power-up extends LED life and reduces inrush current
  • End of Life Protection: Automatic shutdown when LED load reaches end of useful life
  • Thermal Protection: Built-in over-temperature safeguards ensure safe, reliable operation
  • DC Auxiliary Output: Powers additional low-voltage components or controls
  • Compact Linear Design: 280mm length fits easily in narrow luminaire housings
  • Universal Input Voltage: 120-347V AC, 50/60 Hz for broad application compatibility
  • No Neutral Wire Required: Simplifies installation in retrofit applications
  • RoHS / FCC Compliant: Meets environmental and electromagnetic interference standards
  • 5-Year Warranty: NLB Trusted Warranty Program for peace of mind

tapTronic LED Driver Applications

  • Wall and ceiling luminaires
  • Recessed and surface-mounted ceiling fixtures
  • Suspended linear and pendant lighting
  • Residential living rooms, bedrooms, and kitchens
  • Commercial offices and conference rooms
  • Retail displays and showrooms
  • Hospitality guest rooms and corridors
  • Educational facilities and libraries
  • Healthcare patient rooms and common areas

Installation & Operation

The LEDVANCE Sylvania 75897 tapTronic driver (LEDrv50UNHL1400DIM1AUXNFC) installs easily in standard luminaire housings without requiring a neutral wire, ideal for retrofit applications. The compact linear form factor (280mm × 30mm × 21mm) fits narrow ceiling and wall fixtures. Download the free tapTronic app (iOS or Android) and program your desired output current before installation—no power required. Hold your smartphone near the driver's NFC interface, select your target current (140-1400mA), and confirm. Connect to your 120-347V AC supply and LED load, then wire the 0-10V dimming leads to a compatible dimmer. The driver features soft start for gradual LED power-up and maintains constant lumen output throughout the 1-100% dimming range. The DC auxiliary output powers additional low-voltage components. Built-in thermal protection and end-of-life shutdown ensure safe operation in dry and damp environments.

Compatible Products

  • Dimmable LED Modules: Constant current LED arrays rated for 140-1400mA operation
  • LED Strip Lights: Constant current LED tape compatible with programmable output range
  • 0-10V Dimmers: Standard 0-10V wall dimmers and control systems for 1-100% dimming
  • Lighting Control Systems: Building automation and smart lighting platforms with 0-10V dimming interface
  • Sensors & Controls: Occupancy sensors, daylight sensors, and timers with 0-10V output
  • Note: Only use with dimmable LED loads rated for constant current operation. Verify LED load compatibility with driver output range (140-1400mA) before installation.

Why Choose LEDVANCE Sylvania tapTronic NFC LED Drivers

LEDVANCE Sylvania is a global leader in innovative lighting solutions with decades of LED driver expertise. The tapTronic NFC series combines near-field communication technology with advanced constant current circuitry for smooth, flicker-free LED performance. The free smartphone app eliminates multiple driver SKUs—customize output current in seconds to match your exact LED load, simplifying inventory management and reducing truck stock for installers. With 0-10V dimming, soft start, thermal protection, and DC auxiliary output, the 75897 delivers professional-grade control for residential and commercial applications. Backed by a 5-year warranty and compliant with RoHS/FCC standards.

Why Buy From Us: As an authorized LEDVANCE Sylvania dealer, we guarantee 100% genuine products with full manufacturer warranty and expert customer support.

Specifications

Dimensions

Length/Depth
11 in
Width/Diameter
1.18 in
Height
1.2 in
Weight
0.46 lb

Characteristics & Features

Dimmable
Yes

Electrical Information

Voltage
120-347V
Output Voltage
8-55V DC
Wattage Rating
50.0W

Item Details

SKU
75897
Brand
Sylvania
Catalog Number
LEDrv50UNHL1400DIM1AUXNFC
Family
tapTronic

Warranty & Certifications

Product Warranty
5 Years
Product Rating
Dry Rated

Frequently Asked Questions

What is an LED driver?

An LED driver is the essential power supply for modern, energy-efficient LED lighting. It converts your building's high-voltage AC power into the low-voltage DC power that LEDs need to operate. It regulates the power, protecting the sensitive LED chips from fluctuations that could cause them to flicker or fail prematurely.

What is a light ballast?

A light ballast is the traditional power supply for fluorescent and HID (High-Intensity Discharge) lamps. If you have older tube lighting, you have a ballast. It provides a burst of high voltage to get the lamp started and then controls the electrical current to keep it running steadily.

How do I choose the right wattage for my LED driver?

To ensure safety and longevity, it's best to follow the "80% Rule." Add up the total wattage of all the lights you will connect to the driver, then choose a driver with a maximum wattage rating that is at least 20% higher. For example, if your lights total 80 watts, you should select an LED driver rated for 100 watts or more.

What is the difference between a constant current and a constant voltage driver?

The key difference is what they keep stable. A constant current driver maintains a fixed output current (e.g., 700mA) while letting the voltage change. A constant voltage driver maintains a fixed output voltage (e.g., 12V or 24V) while the current varies. Use constant current for high-power LEDs and constant voltage for fixtures like LED strip lights.

How do I know if I need to replace my fluorescent light ballast?

Common signs of a failing light ballast include your lights flickering, making an audible humming or buzzing sound, taking a long time to turn on, or not turning on at all. If you've already tried replacing the bulbs and the problem persists, the ballast is the most likely cause.

ED23 HID Retrofit LED Bulb, 6000lm, 5000K, 150W MH Equal, E26 Medium, Frosted, 120-277V - Bees Lighting

Sylvania

With a legacy of innovation stretching back over a century, Sylvania is one of the most recognized and trusted names in the lighting industry. As a leading brand from LEDVANCE, Sylvania is built on a history of quality and reliability, offering a total lighting solution for both professional and residential applications. From a single replacement bulb to a complete commercial fixture upgrade, Sylvania provides proven performance you can count on.

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