Thermo King Plug-Button White NY Access Port Seal 558649
Official OEM Thermo King parts catalog entry for the Plug-Button White NY 558649, verified by PEAK Thermo King and West Texas Thermo King Texas, Utah, Wyoming, Washington, Oregon, serving all of the USA.
Built for Performance: The Thermo King refrigeration system Plug-Button White NY 558649 provides a simple, dependable sealing solution for transport refrigeration systems. West Texas Thermo King supplies this OEM-style plug to protect access ports and unused openings, maintaining temperature integrity and reducing contamination risk across fleet operations.
The Plug-Button White NY fits discrete openings on reefer trailers and refrigerated trucks, supporting uptime and easy serviceability for fleets operating in Amarillo, Lubbock, Odessa, and the Permian Basin.
- Positive Seal Design – Prevents ingress of dirt, moisture, and contaminants to protect refrigeration system components and preserve temperature control.
- OEM-Style Fit – Engineered to align with Thermo King unit openings for secure retention and service-friendly removal.
- Durable Construction – Manufactured from resilient polymer materials to withstand repeated service intervals and exposure in transport refrigeration environments.
- Low-Cost Preventive Part – Minimizes repair exposure by protecting internal components, supporting reduced downtime and improved fleet ROI.
- Universal Service Use – Suitable for use on reefer trailers, refrigerated trucks, and unit housings across common Thermo King models.
- Visible Color Coding – White finish provides clear identification during maintenance and inspection rounds.
Product Details
| Part Number | 558649 |
| Product Name | Plug-Button White NY |
| Color | White |
| Material | Durable polymer (plastic/rubber compound) |
| Primary Function | Seal and protect access openings on transport refrigeration units |
| Compatibility | Common Thermo King transport refrigeration applications including Precedent S-610M, S-610DE, Smart Reefer SR-4 and similar unit housings |
Efficiency & Sustainability
The Plug-Button White NY 558649 supports efficient temperature control by maintaining sealed system access points, which reduces unnecessary thermal loss and helps refrigeration units operate with precision. This small component contributes to overall fuel-efficient cooling and supports compliance-focused fleets running Smart Reefer SR-4 monitoring and CARB Evergreen-aware maintenance programs.
Installation & Maintenance Tips
Install the plug by seating it firmly into the designated opening until it compresses for a secure fit. Inspect plugs during scheduled service intervals and replace any plug that shows cracking, hardening, or loss of retention. Use OEM-grade replacement plugs and recommended clamps or retainers when specified by the unit manual to ensure long-term reliability.
Real-World Applications
The Plug-Button White NY 558649 is ideal for sealing spare ports, inspection holes, and unused fittings on reefer trailers, refrigerated trucks, and transport refrigeration units. It supports preventive maintenance routines for fleets operating in high-dust or high-wind environments typical of West Texas and the Permian Basin.
Available for installation and service in Amarillo, Lubbock, Odessa, and throughout West Texas.
Backed by Thermo King’s engineering and supported by certified technicians at West Texas Thermo King, this component delivers lasting performance and uptime assurance for fleet operations.
For product verification or service assistance, call (806) 376-5837.
For current warranty eligibility or OEM replacement coverage, please contact us for warranty information or contact our service department for confirmation: contact us.
Frequently Asked Questions
Q: Is this plug compatible with Precedent-series units?
A: Yes. The Plug-Button White NY 558649 fits common port and opening profiles used on many Precedent-series and similar Thermo King units for secure sealing and protection.
Q: How often should this plug be inspected?
A: Inspect the plug during routine maintenance intervals and pre-trip inspections to confirm retention, elasticity, and absence of damage.
Q: Can this plug withstand outdoor exposure in West Texas conditions?
A: Yes. The plug uses durable polymer materials engineered for exposure in transport refrigeration applications and repeated service use.
Q: Is professional installation required?
A: Installation is straightforward for service technicians and maintenance personnel. Contact West Texas Thermo King for installation or fleet-service options.
Ask about fleet-wide parts programs through West Texas Thermo King.
Produced by a certified Thermo King dealership, West Texas Thermo King | a Division of PEAK Industrial. Servicing fleets across Amarillo, Lubbock, and Odessa.
Official OEM Thermo King parts catalog entry for the Plug-Button White NY 558649, verified by PEAK Thermo King and West Texas Thermo King Texas, Utah, Wyoming, Washington, Oregon, serving all of the USA.
Built for Performance: The Thermo King refrigeration system Plug-Button White NY 558649 provides a simple, dependable sealing solution for transport refrigeration systems. West Texas Thermo King supplies this OEM-style plug to protect access ports and unused openings, maintaining temperature integrity and reducing contamination risk across fleet operations.
The Plug-Button White NY fits discrete openings on reefer trailers and refrigerated trucks, supporting uptime and easy serviceability for fleets operating in Amarillo, Lubbock, Odessa, and the Permian Basin.
- Positive Seal Design – Prevents ingress of dirt, moisture, and contaminants to protect refrigeration system components and preserve temperature control.
- OEM-Style Fit – Engineered to align with Thermo King unit openings for secure retention and service-friendly removal.
- Durable Construction – Manufactured from resilient polymer materials to withstand repeated service intervals and exposure in transport refrigeration environments.
- Low-Cost Preventive Part – Minimizes repair exposure by protecting internal components, supporting reduced downtime and improved fleet ROI.
- Universal Service Use – Suitable for use on reefer trailers, refrigerated trucks, and unit housings across common Thermo King models.
- Visible Color Coding – White finish provides clear identification during maintenance and inspection rounds.
Product Details
| Part Number | 558649 |
| Product Name | Plug-Button White NY |
| Color | White |
| Material | Durable polymer (plastic/rubber compound) |
| Primary Function | Seal and protect access openings on transport refrigeration units |
| Compatibility | Common Thermo King transport refrigeration applications including Precedent S-610M, S-610DE, Smart Reefer SR-4 and similar unit housings |
Efficiency & Sustainability
The Plug-Button White NY 558649 supports efficient temperature control by maintaining sealed system access points, which reduces unnecessary thermal loss and helps refrigeration units operate with precision. This small component contributes to overall fuel-efficient cooling and supports compliance-focused fleets running Smart Reefer SR-4 monitoring and CARB Evergreen-aware maintenance programs.
Installation & Maintenance Tips
Install the plug by seating it firmly into the designated opening until it compresses for a secure fit. Inspect plugs during scheduled service intervals and replace any plug that shows cracking, hardening, or loss of retention. Use OEM-grade replacement plugs and recommended clamps or retainers when specified by the unit manual to ensure long-term reliability.
Real-World Applications
The Plug-Button White NY 558649 is ideal for sealing spare ports, inspection holes, and unused fittings on reefer trailers, refrigerated trucks, and transport refrigeration units. It supports preventive maintenance routines for fleets operating in high-dust or high-wind environments typical of West Texas and the Permian Basin.
Available for installation and service in Amarillo, Lubbock, Odessa, and throughout West Texas.
Backed by Thermo King’s engineering and supported by certified technicians at West Texas Thermo King, this component delivers lasting performance and uptime assurance for fleet operations.
For product verification or service assistance, call (806) 376-5837.
For current warranty eligibility or OEM replacement coverage, please contact us for warranty information or contact our service department for confirmation: contact us.
Frequently Asked Questions
Q: Is this plug compatible with Precedent-series units?
A: Yes. The Plug-Button White NY 558649 fits common port and opening profiles used on many Precedent-series and similar Thermo King units for secure sealing and protection.
Q: How often should this plug be inspected?
A: Inspect the plug during routine maintenance intervals and pre-trip inspections to confirm retention, elasticity, and absence of damage.
Q: Can this plug withstand outdoor exposure in West Texas conditions?
A: Yes. The plug uses durable polymer materials engineered for exposure in transport refrigeration applications and repeated service use.
Q: Is professional installation required?
A: Installation is straightforward for service technicians and maintenance personnel. Contact West Texas Thermo King for installation or fleet-service options.
Ask about fleet-wide parts programs through West Texas Thermo King.
Produced by a certified Thermo King dealership, West Texas Thermo King | a Division of PEAK Industrial. Servicing fleets across Amarillo, Lubbock, and Odessa.