Yellow 138S Pop-Up Timer Alternative

![]() | Model: YELLOW138S
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The Yellow 138S small pop-up timer alternative provides dependable and repeatable temperature triggering at 138°F / 59°C with tight +/-2°F accuracy, making it perfectly suited for steak, beef, and fish processing. Constructed with food-safe, BPA-free materials free of soft metals, this unit meets all FDA, EU, and BRC certification requirements for international B2B distribution. Designed for high-volume commercial and industrial food production environments, it offers consistent performance, extended reliability, and seamless drop-in replacement compatibility. Custom options such as stem color, temperature settings, and logo injection are supported for large bulk orders.
FAQ
1. What is the size of Yellow 138S?
Small (S) 1-1/8" in total length
2. What temperature does Yellow 138S activate?
138°F / 59°C
3. Is Yellow 138S BPA-free?
Yes, 100% BPA-free
4. Can I customize stem color?
Yes, custom stem color is supported
5. What applications for 138S?
Steak, Beef, Fish
Disclaimer
"Pop-up timer" is a generic industry term. We are an independent Chinese direct-source manufacturer, not affiliated with VOLK. References to Volk are for identification and comparison only.

