Locking Refrigerant Caps (50 Pack)

Tamper-resistant locking refrigerant caps designed to secure Schrader service valves on HVAC systems and prevent unauthorized access to refrigerant. These caps require a special key or tool for installation and removal, meeting International Mechanical Code and International Residential Code requirements for outdoor access port protection.

Key Features

Typically feature 1/4 inch thread size compatible with standard service valves on central A/C, heat pump, and mini-split systems
Constructed with corrosion-resistant materials such as brass caps with anodized aluminum shrouds
Include integral neoprene O-rings for leak-free sealing and torque limiters to prevent over-tightening
Often color-coded to help identify refrigerant types and prevent accidental mixing
Comply with IMC section 1101.10 and IRC section M1411.6 tamper-resistance requirements

Technical Specifications

Specification	Value
Volume	Not specified
Unit	50 Pack
Product Type	Tamper-Resistant Refrigerant Locking Caps
Active Ingredient	Not applicable
Application	Schrader service valve protection on HVAC refrigerant systems

Ideal For

HVAC contractors performing residential and commercial service work
Central air conditioning system installations and maintenance
Heat pump and mini-split system service port security
Preventing refrigerant theft and unauthorized access on outdoor condensing units

Need Help Finding the Right Part?

Our team can help you identify the correct replacement or compatible product for your system. Contact us with your model number or current part details and we'll confirm the right fit.