$446.00
See if it's really the one
Search with this product to compare it, find similar styles, or turn up something better before deciding.
Amplified pH sensor for the YSI 556 handheld, built for high-static environments, very cold water, long cable runs, or long-term field deployments where the connector might see moisture. User-replaceable without tools. Used with: YSI 556 (requires the guard extension kit and a 2-port ProSeries/556 cable) One-year sensor warranty. 556 Manual | 556 Spec Sheet
Have a question about this?
We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
🇺🇸 Ship from USA · On Agora since 2026
$446.00