Compustar
Compustar 1WR3R-FM 1-Way R3 FM Replacement Remote
Compustar 1WR3R-FM 1-Way R3 FM Replacement Remote
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Confirm the size, power, connections, and included or separately required parts described on this page.
- Authorized retailer New, authentic product from MCOR Automotive.
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- Expert help since 2004 Ask MCOR before you order
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Compustar 1WR3R-FM is a compact one-button FMX replacement transmitter for a compatible Compustar remote-start system. The remote must match the installed antenna and RF platform; appearance and button count alone do not establish compatibility.
At a Glance
- Up to 2,500 feet
- 1-way command transmission
- Water-resistant
- Remote start and system-control functions available when supported and programmed on the installed system
- Requires pairing/programming after purchase
Compatibility & What You Need
Start with the antenna model. Check the model printed on the installed windshield antenna, then match it to the supported antenna list below. A compatible controller cannot communicate with this remote through the wrong antenna frequency or protocol.
Compatible antenna / RF platform
- Firstech ANT-1WFMX 1-Way FM Replacement Antenna (ANT-1WFMX)
- Firstech ANT-2WFMX 2-Way FM Replacement Antenna (ANT-2WFMX)
Compatible Compustar controller families when used with a matched antenna
- CM-900X
- CM-DC3
- Firstech CM-X Alarm and Remote Start Brain Replacement (CM-X)
- CM2305-A
- CM2500
- CM7000-AS
- CM7200-S
- CM900-AS
- CM900-S
- iDataStart CMBMXA0 Remote Start Module for Select European Vehicles (CMBMXA0)
- CMVWXA0
- SmartKey Starter for Mercedes-Benz
Before ordering: This is one replacement transmitter, not a complete remote-start or security system. Confirm the antenna model or the original RF-kit/system model and plan for programming after purchase.
Technical Specifications
| Brand | Compustar |
|---|---|
| Manufacturer part number | 1WR3R-FM |
| Product type | Replacement Remote |
| Manufacturer-stated maximum range | Up to 2,500 feet |
| Remote feedback | 1-way command transmission |
| RF platform | FM with 128-bit encryption (FMX) |
| Battery | CR2025 |
| UPC | 829543012925 |
What's Included
- One Compustar 1WR3R-FM replacement remote
- Antenna, control module, installation labor, and separately required system components are not included
Fitment note: Compatibility depends on the installed Compustar controller, antenna/RF platform, firmware, and programming. If the antenna model cannot be confirmed, contact MCOR before ordering.
Why Buy From MCOR Automotive
- Genuine Compustar product from an authorized retailer
- Clear antenna and controller compatibility guidance before purchase
- Professional remote-start, security, and vehicle-integration support
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