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The fully mechanical spring-loaded design enables reliable emergency response without the need for electronic control signals.
The forged brass casing can resist corrosion from the mixture of refrigerant and oil at the long-term condenser operating temperature.
The factory pre-calibrated pressure; do not adjust on-site to avoid safety hazards.
The exhaust outlet must be directed outdoors according to the ASHRAE-15 refrigeration safety standard.
Designed specifically for the 19XR/19XL centrifugal units, the high-pressure side condenser circuit, cannot be replaced by the pressure relief model on the evaporator side.
Common failure modes: contamination of the sealing seat causing slow leakage, spring fatigue, and aging of the sealing components after long-term operation.
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We offer technical support including refrigeration parts parameter matching, model selection and installation guidance. We help customers quickly solve problems of parts adaptation and system commissioning to avoid equipment failures caused by wrong selection.

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Normally needs 5-7working days. If quantity is large or need to customize, please confirm with us before order.
Please send us the model number of the product you need. We will generate an online order and it will be sent to your address via courier service at that time.
All of our products are guaranteed to be genuine and original. Before leaving the factory, we conduct detailed inspections on each product.
Telegraphic Transfer(T/T); Letter of Credit(L/C); Paypal,Alipay,Alibaba Online
By Sea: Suitable for large volume. Cheap and safe, but slow.
By Air: Suitable for urgent order. More safe and fast.
By Express: Such as DHL, TNT, Fedex, UPS...Customs clearance included and sent to door, very convenient.
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