Introduction
The Nicor PrimeChime Plus 2 Mini is an electronic doorbell chime kit designed for compatibility with various video doorbell systems. This compact unit integrates both line voltage and low voltage, fitting into a single gang junction box. It features a paintable, screwless faceplate for a clean aesthetic and offers separate melodies for front and rear doors, along with a lighted doorbell button for enhanced visibility.
Package Contents
Verify that all components are present in the package before beginning installation.

Figure 1: Package Contents. The kit includes one PrimeChime Plus 2 Mini unit, two lighted doorbell buttons, and a hardware pack containing wire nuts and mounting screws.
- 1 x PrimeChime Plus 2 Mini Unit
- 2 x Lighted Doorbell Buttons (Standard White)
- 1 x Hardware Pack (includes wire nuts and screws)
Key Features
- Video Doorbell Compatibility: Works with popular video doorbells such as Ring, Nest, and Arlo.
- Selectable Chime Tones: Offers five distinct chime tones.
- Adjustable Volume: Five volume settings to suit your preference.
- Integrated Transformer: Built-in 120VAC/60Hz input and 24VAC output transformer.
- Single Gang Junction Box Installation: Designed to install directly into most non-metallic single gang junction boxes.
- Daisy Chain Capability: Connect up to 10 PrimeChime Plus 2 Mini units within 400ft.
- Front and Rear Door Chimes: Distinct melodies for different doors.
- Durable Buttons: UV and dust-resistant lighted doorbell buttons.
- Paintable Faceplate: Screwless faceplate can be painted to match your decor.

Figure 2: Product Features and Dimensions. This image highlights key features and provides a dimensional drawing of the chime unit.
Installation Instructions
WARNING: Risk of electric shock. Ensure power is OFF at the circuit breaker before installation.
- Prepare the Area and Turn Off Power:
Ensure the circuit breaker supplying power to the installation area is OFF. Install a compatible single gang junction box if one is not already in place. The junction box should be non-metallic, and adequately sized to accommodate the chime unit and wiring.
- Wire the Chime Unit:
Connect the 120V AC line voltage wires to the designated terminals on the chime unit. Attach the low-voltage bell wires for the front and rear doorbells to their respective designated ports on the chime unit.
- Secure the Chime Unit:
Use the provided screws to install and secure the chime unit into the junction box.

Figure 3: Chime Unit Installation. The chime unit is shown being secured within a single gang junction box.
- Attach Doorbell Buttons:
Connect the doorbell button wires to the chime wiring terminals. Secure the doorbell buttons to their respective mounting surfaces at the front and rear doors.
- Test and Finalize Installation:
Restore power at the circuit breaker. Test the functionality of the chime and doorbell buttons. Adjust settings like tone or volume as needed (refer to Operating Instructions section).

Figure 4: Easy Installation Steps. A visual guide to the five-step installation process.
Operating Instructions
Selecting Chime Tones:
The PrimeChime Plus 2 Mini offers five distinct chime tones. To select a chime tone, locate the tone selection button or switch on the chime unit. Press or toggle this control to cycle through the available tones until your desired melody is heard. The unit will typically play a sample of each tone as you cycle through them.
Adjusting Volume:
The unit features five volume settings. Locate the volume control on the chime unit. This may be a button or a dial. Adjust the control to increase or decrease the chime volume to your preferred level. Test the volume by pressing a doorbell button after adjustment.
Front and Rear Door Differentiation:
The chime unit is designed to produce different melodies for the front and rear doorbells, allowing you to identify which door a visitor is at. Ensure your doorbell buttons are wired to the correct terminals on the chime unit as per the installation instructions to utilize this feature.
Maintenance
The Nicor PrimeChime Plus 2 Mini is designed for minimal maintenance. The screwless faceplate can be painted to match your interior decor. To clean the unit or doorbell buttons, use a soft, dry cloth. Avoid abrasive cleaners or solvents, as these may damage the finish or electronic components.
The doorbell buttons are UV and dust-resistant, ensuring durability in outdoor conditions.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No chime sound when doorbell button is pressed. |
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| Chime sounds continuously or erratically. |
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| Difficulty removing faceplate after installation. | Faceplate clips are designed for a secure fit. | Use a thin, flat-blade tool (e.g., a small screwdriver) to carefully pry the faceplate off at the edges where the internal clips are located. Exercise caution to avoid damaging the wall or faceplate. |
| Chime unit does not fit in standard metal junction box or lacks ground connection. | Product design for non-metallic boxes; specific dimensions. | The unit is designed for non-metallic single gang junction boxes. Ensure the chosen junction box is compatible in both width and depth. Consult a qualified electrician for installations requiring specific grounding or alternative box types. |
Specifications
| Model Number | PRMC1120WH |
| Input Voltage | 120VAC / 60Hz |
| Output Voltage | 24VAC |
| Material | ABS |
| Color | White |
| Product Dimensions | 4.65 x 3.15 x 1.81 inches (118 x 80 x 46 mm) |
| Item Weight | 5.6 ounces |
| Included Components | Chime unit, 2 Lighted Buttons |
| Batteries Required | No |
Warranty and Support
For warranty information or technical support, please contact Nicor Lighting directly. Refer to the official Nicor website or the product packaging for the most current contact details and warranty terms.
Nicor Lighting Website: Visit the Nicor Store on Amazon