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The Uniweld G49D welding gauge is designed for measuring oxygen pressure. Made from durable steel, this gauge features a powder-coated green finish for improved visibility and resistance to wear. It has a 1/8 inch NPT connection and operates within a temperature range of ten to one hundred eighty degrees Fahrenheit. This gauge is ideal for use in various applications, particularly in the welding and HVAC sectors.
- 1-1/2 inch dial gauge
- Bottom mount connection
- Analog display for easy reading
Product Highlights
This product is an essential tool for professionals who use oxygen in their work. The gauge allows for accurate pressure readings, which are crucial for safe operations.
Product Information
Standard Information
- Brand: Uniweld
- MPN: G49D
Features:
- Manual reset
- UL recognized
- CSA approved
- Uses 36T electrical ratings
Compatibility & Applications:
- Listed for Carrier HVAC equipment (model-specific compatibility is not provided in the listing details)
- Must only be used where the manufacturer specifies this exact part number: LH680534 (confirm by the unit's model/serial and the applicable service/parts documentation)
User Reviews & Q&A Summary:
- Reviews commonly describe:
- - Perfect/OEM fit and being the correct replacement part
- - Easy installation for those performing the repair
- - Keeping a spare flame sensor (and often an ignitor) on hand for quicker winter repairs (review-reported)
- - Positive feedback on shipping speed, packaging, and overall purchase experience
Maintenance & Troubleshooting:
- The provided sources do not include formal diagnostic procedures for this flame sensor
- Reviews reflect replacement as a practical service repair (OEM part swap), with users reporting successful replacement experiences and restored confidence in having the correct part on hand
Certifications & Compliance:
- Meets ARI 780/790 Standard
User Reviews & Q&A Summary:
- Common theme is "correct part" for the intended replacement, with users reporting it worked as expected after installation
- Review feedback frequently mentions straightforward installation for a direct replacement
- Value and fulfillment are recurring positives (good deal/price and fast shipping)
Product Highlights
Specs
| Length (Feet): | 3' |
|---|---|
| Max Temp (F): | 302ºF (150°C) |
| Insulation Material: | Silicone |
| Probe Tip Type: | Straight removable |
| Plug Type: | L-shaped banana (industry standard) |
| Type: | Silicone Test Lead |
Motors & Blowers
Thermostats
Breakers
Pilot & Ignitors

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