OE Quality
60-Day Returns

Standard Ignition RY-64 A/C Compressor Cut-Out Relay
Reliable A/C Compressor Cut-Off Relay for Chrysler, Dodge, and Plymouth
The Standard Ignition RY-64 A/C Compressor Cut-Off Relay is designed to provide precise air conditioning control for select Chrysler, Dodge, and Plymouth vehicles. Engineered to meet OEM specifications, this relay ensures proper operation of your vehicle's HVAC system.
- Connector Gender: Female with 1 rectangular connector
- Terminal Type: 4 male blade terminals for secure electrical connections
- Voltage: 12V operation compatible with standard automotive electrical systems
- Includes mounting bracket(s) for easy installation
- Function: Controls air conditioning compressor cut-off to protect system components
- Continuous Duty: No, designed for intermittent operation as required by HVAC system
Product Details and Specifications
The RY-64 relay from Standard Ignition is specifically designed for air condition control in vehicles such as the Chrysler Caravan, Dodge Aries, Plymouth Voyager, and other compatible models including the LeBaron, New Yorker, Reliant, Town & Country, and Conquest. Featuring a female rectangular connector and four male blade terminals, this relay ensures a reliable electrical connection within the HVAC system. The included mounting bracket simplifies installation and secures the relay in place, maintaining system integrity during vehicle operation.
Compatible Vehicles and Applications
This A/C compressor cut-off relay is compatible with 12-volt electrical systems found in various Chrysler, Dodge, and Plymouth models. It is an essential component for maintaining proper air conditioning function and preventing compressor damage by controlling the compressor's engagement based on system demands.
- Prevents compressor overload by cutting off power when necessary
- Ensures proper cycling of the A/C compressor for efficient cooling
- Helps avoid HVAC system electrical faults related to relay failure
- Reduces risk of compressor damage due to electrical issues
- Maintains consistent air conditioning performance in compatible vehicles
Installation Notes and Tips
When installing the Standard Ignition RY-64 relay, ensure the vehicle's ignition is off and the battery is disconnected to prevent electrical shorts. Use the included mounting bracket to secure the relay firmly in the designated HVAC relay location. Verify that the female rectangular connector and male blade terminals align correctly with the vehicle wiring harness. After installation, test the air conditioning system to confirm proper relay operation and compressor engagement.
Quality Assurance and Warranty
Standard Ignition parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The RY-64 relay undergoes rigorous quality control to ensure consistent function in demanding automotive environments. Please refer to Standard Ignition's warranty policy for specific coverage details related to this A/C compressor cut-off relay.
| Brand | Standard Ignition |
|---|---|
| Part Number | RY-64 |
| Connector Gender | Female |
| Connector Shape | Rectangular |
| Contents | Relay |
| Continuous Duty | No |
| Functions | Air Condition Control Relay |
| Mounting Bracket(s) Included | Yes |
| Terminal Gender | Male |
| Terminal Type | Blade |
| Voltage | 12 |
This part fits 16 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1984 | Chrysler | LeBaron | N/A | |||
| 1984 | Chrysler | New Yorker | 2.6L | L4 | N/A | |
| 1984 | Chrysler | Town & Country | 2.6L | L4 | N/A | 4 Blade Term. |
| 1984 | Dodge | 600 | 2.6L | L4 | N/A | |
| 1984 | Dodge | 600 | N/A | |||
| 1984 | Dodge | Aries | 2.6L | L4 | N/A | |
| 1984 | Dodge | Caravan | 2.6L | L4 | N/A | |
| 1984 | Dodge | Conquest | N/A | |||
| 1984 | Plymouth | Conquest | N/A | |||
| 1984 | Plymouth | Reliant | 2.6L | L4 | N/A | |
| 1984 | Plymouth | Reliant | 2.6L | L4 | N/A | w/ AC Clutch Cut-off |
| 1984 | Plymouth | Voyager | 2.6L | L4 | N/A | w/ AC Clutch Cut-off |
| 1983 | Chrysler | LeBaron | N/A | |||
| 1983 | Chrysler | New Yorker | N/A | |||
| 1983 | Chrysler | Town & Country | N/A | |||
| 1983 | Dodge | 600 | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.