Temtop
✓Gas Detectors
Temtop Air Quality Monitor PM2.5 PM10 Temperature Humidity Detector with Real-Time AQI and Bluetooth App, P1
★★★★★4.6
$185.99
ViewPrice
$479.99
ALD-200 PRO Heat Pump Refrigerant Leak Detector, HVAC Leak Sniffer with Heated Diode Sensor & UV LED, Freon Gas Detector for R410A R32 R454B R290 R600a R22 R1234YF | A2L Low-GWP Compatible
★★★★★
$479.99
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3 availableStyle: ALD-200 PRO Heat Pump
Quantity
1
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About this item
- High Sensitivity for New Refrigerants: Detects the latest A2L and low-GWP refrigerants used in modern heat pumps and HVAC systems, including R32, R454B, R410A, R407C, R1234ze, R290, and R600a. Three adjustable sensitivity modes with a maximum sensitivity of 0.14 oz./yr ensure accurate detection of even the smallest refrigerant leaks.
- Designed for Heat Pump Engineers: Specially engineered for ASHP (Air Source Heat Pump) installation and service technicians. The 16-inch flexible probe allows you to reach tight or hidden areas inside outdoor units where leaks commonly occur.
- Real-Time Visual Detection: The 2.6-inch colour display features a unique bar graph mode that visually indicates gas concentration and changes colour as the probe approaches the leak source. Clear, intuitive visual feedback for both indoor and outdoor service conditions.
- Audible & Visual Alarms + Mute Option: Visual and audible alarms increase with the refrigerant concentration, helping identify leaks even in noisy environments. Press the MUTE button to silence the buzzer when working indoors or near customers.
- Reset & Peak Functions for Accuracy: The Reset function removes background gas interference, eliminating false positives during continuous leak checks. The Peak function records the highest leak level detected—ideal for tracking multiple leak points in one session.
- 3 modes of sensitivity with maximum sensitivity up to 0.14oz./yr. 16 inch sensor probes of the hvac leak detector that allows you to reach hard-to-reach areas.
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Customer reviews
What customers say about Bigamart
10 Trustpilot reviews total, with 2 shown at a time.
Trustpilot
★★★★★
Excellent
4.5 average rating
S
Sigalit
🇮🇱 · January 2026
★★★★★
I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.
V
Verified buyer
🇦🇺 · November 2025
★★★★★
The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.
Showing 1–2 of 10 reviews
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