Need More Details?
If you’d like to check stock availability, request the latest price, or view more product images, simply click the "Request for Price" button and our team will assist you promptly.

The Crowcon Ammonia 0–25 ppm Xgard Type 1 Sensor S011667/S is a precision-engineered gas detection sensor designed for reliable, low‑level ammonia monitoring in industrial and safety-critical environments. With part number S011667/S, this replacement sensor integrates flawlessly with Crowcon’s Xgard Type 1 fixed gas detection systems. It provides accurate ammonia detection in the sensitive 0–25 ppm range, making it essential for workplaces such as refrigeration plants, food processing facilities, and chemical storage sites.
Key Features:
Sensitive and accurate detection of ammonia in the 0–25 ppm range
Drop-in replacement sensor for Crowcon Xgard Type 1 detectors
Fast response and quick recovery times for effective safety alerts
Low drift and long-term stability even in challenging industrial conditions
Robust sensor design for reliable performance in refrigeration and chemical processing
Specifications:
Product Name: Ammonia 0–25 ppm Xgard Type 1 Sensor
Part Number: S011667/S
Gas Type: Ammonia (NH₃)
Detection Range: 0–25 ppm
Sensor Type: Electrochemical
Compatibility: Crowcon Xgard Type 1 fixed detectors
Operating Environment: Industrial, refrigeration, chemical processing
Construction: Industrial-grade sensor module designed for harsh environments
Installation: Simple plug‑and‑play replacement
The Crowcon S011667/S Ammonia Xgard Type 1 Sensor delivers precise and dependable low‑level ammonia detection, ensuring safety and compliance in ammonia‑sensitive environments. Backed by Crowcon’s global reputation for reliability and innovation in gas detection, this sensor is ideal for engineers and safety professionals seeking enhanced protection in food production, HVAC, and chemical industries. Upgrade your Xgard Type 1 system today to maintain safe conditions and reduce risk exposure.
Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.