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TPI Refrigerant Leak Detectors
Comparison Guide
| Features |
750A |
753 |
755 |
| Scan Mode with Switchable High/Low Sensitivity |
Yes |
Yes |
Not applicable, pump driven |
| Sensitivity In Ounces Per Year R22 or R134a |
0.3 |
0.2 |
0.1 |
| Sensor Type |
Corona Discharge |
Corona Discharge |
AIT Micro Tip |
| Spare Sensor Included |
Yes |
Yes |
Yes |
| Built-In Alarm |
No |
No |
Yes |
| Operation |
Thumb wheel |
Push Button |
Push Button |
| Gooseneck Handle Length |
16 in. |
16 in. |
16 in. |
| Adjustable Tic Rate |
Yes |
Yes |
Digitally Controlled |
| Indication of Leak |
Audible and Flashing LED |
Audible and Flashing LED |
Audible and Flashing LED |
| Battery Included |
YES, 2 C-Cell |
YES, 2 C-Cell |
YES, 2 C-Cell |
| Standard Carrying Case |
Soft Pouch |
Soft Pouch |
Soft Carrying Case with Shoulder Strap |
| Weight |
278g w/boot |
278g w/boot |
278g w/boot |
| Warranty |
3-Year Limited |
3-Year Limited |
3-Year Limited |
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