Sunmerit HZT-LVT002

Sunmerit 65W Outdoor Low Voltage Transformer

Model: HZT-LVT002

Instruction Manual

Introduction

This manual provides detailed instructions for the installation, operation, and maintenance of your Sunmerit 65W Outdoor Low Voltage Transformer. This device is designed to safely convert standard 120V AC household voltage to a stable 12V DC output, making it ideal for various outdoor landscape lighting applications such as spotlights, deck lights, and pathway lights. Please read this manual thoroughly before use to ensure proper function and safety.

Sunmerit 65W Outdoor Low Voltage Transformer with power cord

Image: Front view of the Sunmerit 65W Outdoor Low Voltage Transformer, showing its compact design and integrated power cord.

Product Features

  • 65 Watt Low Voltage Output: Converts 120V AC to 12V DC, suitable for various landscape lighting fixtures.
  • Automatic Operation: Features an advanced photoelectric sensor for zero-delay dusk-to-dawn functionality.
  • Flexible Timing Options: Includes manual ON/OFF, photocell auto ON/OFF, and countdown modes (1/3/5/7/9/11 hours).
  • Built-in Circuit Protection: Integrated circuit breaker prevents damage from overloads or short circuits, with easy reset.
  • Weatherproof & Durable: Constructed with a robust polycarbonate shell and heavy-duty power cord to withstand extreme temperatures and heavy rainfall.
Weatherproof and durable features of the transformer

Image: Icons illustrating the weatherproof, corrosion-resistant, overload/short circuit protection, and UL Listed features of the transformer.

Weather resistance of the transformer in various conditions

Image: Depiction of the transformer's weather resistance, showing it withstands frost, is waterproof, and heat resistant across a working temperature range of -4°F to 110°F.

Package Contents

Ensure all items are present and in good condition upon opening the package:

  • 1 x Sunmerit 65W Outdoor Low Voltage Transformer

Safety Information

Always observe the following safety precautions to reduce the risk of fire, electric shock, or injury:

  • Disconnect power at the fuse box or circuit breaker before installation or servicing.
  • This transformer is designed for outdoor use only.
  • Do not use with dimmers.
  • Total bulb wattage connected to the transformer must not exceed 65 Watts.
  • Mount the transformer at least 1 foot (30cm) above ground.
  • Ensure all connections are secure and properly insulated to prevent water ingress.
  • Only use with 12V DC landscape lighting fixtures.
Diagram showing automatic circuit breaker protection

Image: Diagram illustrating the automatic circuit breaker feature, which protects the lighting system from overloads by disconnecting power if the total wattage exceeds 65W.

Installation Guide

Follow these steps for a quick and secure installation:

  1. Prepare the Installation Area: Choose a suitable outdoor location near a 120V AC power outlet. Ensure the mounting surface is stable and the transformer can be mounted at least 1 foot (30cm) above ground.
  2. Mount the Transformer: Securely mount the transformer to a wall or other stable surface using appropriate hardware (not included). The unit has a single tab for mounting.
    Step-by-step installation guide for the transformer

    Image: Two steps showing how to connect the wires to the terminal blocks and how to mount the product on the wall.

  3. Connect Landscape Lighting: Connect the red and black wires from your 12V DC landscape lamps to the terminal blocks on the transformer. Ensure polarity is correct if your lights require it. Tighten connections securely.
    Diagram showing circuit breaker and terminal output ends

    Image: Close-up view of the transformer's side, highlighting the built-in circuit breaker and the terminal output ends where landscape lights are connected. It also shows examples of how many lights can be powered by 65W.

  4. Plug In: Once all connections are made and secured, plug the transformer's power cord into a standard 120V AC outdoor-rated electrical outlet.

Note: The transformer is compatible with DC 12V lighting. Ensure your landscape lights are designed for 12V DC input.

Various types of DC 12V lighting compatible with the transformer

Image: A collage of different types of outdoor lights (path lights, spotlights, deck lights) that are compatible with the 12V DC output of the transformer.

Operating Instructions

The transformer features a control panel with buttons for Mode, ON/OFF, Time, and indicators for Sensor, Indicator, Photo Auto, and Error.

Close-up of the transformer's control panel

Image: A hand pressing the 'Mode' button on the transformer's control panel, highlighting the various buttons and their functions: ON/OFF (Manual), Test, 12V DC, 1H/3H/5H/7H/9H/11H Timer, and Dusk Dawn.

Operating Modes:

  • Manual ON/OFF: Press the ON/OFF button to manually turn the lights on or off. The indicator light will show the current status.
  • Photocell Auto ON/OFF (Dusk to Dawn): Press the Mode button until the Photo Auto indicator is lit. The built-in photocell sensor will detect light levels, automatically turning your lights on at dusk and off at dawn.
    Transformer operating in dusk to dawn mode

    Image: A landscape light turning on at dusk and off at dawn, illustrating the photocell sensor functionality of the transformer.

  • Countdown Timer Mode: Press the Mode button to cycle through the timer options (1H, 3H, 5H, 7H, 9H, 11H). Once a timer is selected, the lights will turn on at dusk and automatically turn off after the set number of hours.
    Countdown timer mode settings on the transformer

    Image: A diagram showing the various countdown timer options (1H, 3H, 5H, 7H, 9H, 11H) available on the transformer's control panel, with an outdoor lighting scene in the background.

Memory Function: The transformer retains the last selected mode even after a power outage.

Maintenance

To ensure the longevity and optimal performance of your Sunmerit Low Voltage Transformer, consider the following maintenance tips:

  • Regular Cleaning: Periodically wipe down the exterior of the transformer with a damp cloth to remove dirt and debris. Ensure the photocell sensor is clean and unobstructed for accurate light detection.
  • Inspect Wiring: Annually inspect all wiring connections for signs of wear, corrosion, or damage. Ensure connections remain tight and secure.
  • Check Mounting: Verify that the transformer remains securely mounted to its surface, especially after severe weather conditions.
  • Avoid Obstructions: Do not place objects directly in front of the photocell sensor, as this can interfere with its automatic operation.

Troubleshooting

ProblemPossible CauseSolution
Lights do not turn on.
  • No power to transformer.
  • Circuit breaker tripped.
  • Loose wiring connections.
  • Total wattage exceeds 65W.
  • Photocell sensor obstructed or in bright area.
  • Check power outlet and circuit breaker.
  • Reset the circuit breaker on the transformer.
  • Inspect and tighten all wire connections.
  • Reduce the number of lights or replace with lower wattage bulbs.
  • Ensure photocell is clean and in a dark area at dusk.
Lights stay on constantly.
  • Photocell sensor is faulty or obstructed.
  • Incorrect operating mode selected.
  • Clean the photocell sensor. Ensure it's not exposed to artificial light at night.
  • Cycle through modes using the Mode button to select desired operation (e.g., Photo Auto or a timer).
Lights flicker or are dim.
  • Loose connections.
  • Insufficient power for all lights.
  • Damaged wiring or bulbs.
  • Check and tighten all wiring connections.
  • Verify total wattage does not exceed 65W.
  • Inspect wiring and bulbs for damage and replace as needed.

Specifications

FeatureDetail
Model NumberHZT-LVT002
Rated Power65 Watts
Input Voltage100-240V AC, 50-60Hz
Output Voltage12V DC, 5.4A
Power SourceCorded Electric
Mounting TypeWall Mount
Dimensions (L x W x H)6.97 x 4.76 x 2.36 inches
Weight1.15 Pounds
Cord Length3.9 FT (Heavy Duty)
CertificationUL Listed
First Available DateMay 17, 2024
Dimensions of the Sunmerit Low Voltage Transformer

Image: Diagram showing the physical dimensions of the transformer: 4.3 inches in height, 3.5 inches in width, and 2 inches in depth, along with the 3.9 ft heavy-duty power cord.

Warranty and Support

Sunmerit provides a 12-month replacement service for this product. Additionally, lifetime after-sale support is available to assist you with any questions or issues you may encounter.

For support, please contact Sunmerit customer service through the retailer's platform or visit the official Sunmerit website for contact information.

© 2025 Sunmerit. All rights reserved.

For more information, visit Sunmerit's Brand Page.

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