Product Description
Lutron MSC-AS-BI Maestro Companion Switch is designed for use with Maestro Wireless and Maestro multi-location lighting control systems. This 120V satin-finish companion switch enables on/off control from up to nine locations when paired with compatible Maestro dimmers or switches. With a soft Biscuit finish, the MSC-AS-BI offers a designer look while maintaining reliable performance and smooth operation across residential and commercial applications.
At-a-Glance
- Model: MSC-AS-BI
- Type: Maestro Companion Switch
- Voltage: 120V~ 50/60Hz
- Application: Multi-location use with Maestro or Maestro Wireless dimmers and switches
- Finish: Satin Biscuit (BI)
- Control Locations: Up to nine companion switches
- Compatibility: MRF2S-6ANS, MRF2S-8ANS, MRF2-6ND, MRF2-6ELV, MRF2-6CL, and related Maestro Wireless models
Free shipping on orders over $250
Benefits
- Expands control points in multi-location Maestro or Maestro Wireless installations.
- Streamlined aesthetic with Lutron’s signature satin finish and smooth paddle-style interface.
- Reliable performance with simple wiring and intuitive operation.
- Scalable design—add up to nine companion switches per circuit.
- Seamless integration with designer-style wallplates for a clean, modern look.
Key Features
- Multi-location compatibility: Works with Maestro dimmers and switches to provide control from multiple points.
- Neutral or non-neutral compatibility: Functions in systems requiring either wiring configuration.
- Soft LED indicator: Glows softly as a night light and shows status of connected load.
- FASS front-access switch: Safely disconnects power for servicing or bulb replacement.
- Designer-style form factor: Matches all Lutron Satin Colors wallplates and accessories.
Specifications
Electrical Specs
| Voltage | 120V~ 50/60Hz |
| Load Control | Companion control only (no load directly connected) |
| Control Locations | Up to 9 companions per circuit |
| Connection Type | 3-wire (hot, load, traveler) |
Construction & Environmental Specs
| Operating Temperature | 32°F to 104°F (0°C to 40°C) |
| Humidity | 0–90% non-condensing |
| Mounting | Standard single-gang U.S. wallbox (2¼" minimum depth) |
| Finish | Satin Biscuit (BI) |
Certifications & Approvals
| Certifications | UL Listed, CSA Certified |
| Warranty | 1-Year Limited Warranty |
Application Examples
- Multi-location lighting control in hallways, staircases, or open-plan areas.
- Residential or commercial systems using Maestro Wireless dimmers and switches.
- Smart retrofit upgrades for projects needing additional control points without rewiring.
- High-end design projects requiring color-matched controls in Satin Colors.
Installation Tips
- Ensure compatibility with the primary Maestro dimmer or switch model before wiring.
- Use the blue traveler terminal to interconnect companion switches (up to 250 ft total wire length).
- For neutral systems, connect the companion on the load side for proper function.
- Use Lutron Satin Colors wallplates for a seamless designer appearance (sold separately).
Frequently Asked Questions
Q: Can the MSC-AS-BI control lights by itself?
A: No. It operates as a companion control and must be paired with a Maestro dimmer or switch.
Q: How many companion switches can I use in one circuit?
A: Up to nine companion switches may be connected to a single Maestro dimmer or switch.
Q: Is it compatible with 3-way or 4-way applications?
A: Yes, it supports 3-way and multi-location installations using standard traveler wiring.
Q: Does it require a neutral wire?
A: It depends on the system—it functions with both neutral and non-neutral configurations when wired correctly.
Q: What wallplates fit this switch?
A: Lutron Claro or Satin Colors designer wallplates (sold separately) provide a matching finish and seamless fit.
