UEi C165+NKIT Combustion Analyzer Kit with NOx Sensor and Printer
$1,883.13
-
Description
The C165+NKIT is an HVAC control from UEi stocked by Buy Comfort Direct — full listing: UEi C165+NKIT Combustion Analyzer Kit with NOx Sensor and Printer. This page covers what it is, where it fits in a system, what to check before you order, and how it ships.
About the C165+NKIT
UEi C165+NKIT Combustion Analyzer Kit with NOx Sensor and Printer
Product Overview
Professional NOx-enabled combustion analysis kit featuring integrated NOx sensor, thermal printer, and complete accessory package. Designed for gas-fired systems requiring comprehensive emissions testing and documentation for environmental compliance and advanced combustion optimization.
Key Features
- Complete NOx testing kit with thermal printer
- Integrated NOx sensor for emissions monitoring
- EOS Technology with NOx measurement capability
- Four-level sensor protection including NOx filtering
- Instant NOx and combustion report printing
- 6-Line display shows NOx readings with all parameters
- H2 compensated CO sensor with NOx integration
- Environmental compliance documentation tools
- Wireless connectivity to NOx monitoring apps
- Professional carrying case and comprehensive accessories
Technical Specifications
| Kit Type | Gas-Fired Systems with NOx Monitoring Complete Kit |
| NOx Measurement | Integrated NOx sensor with real-time monitoring |
| Components | C165+ NOx Analyzer, Thermal Printer, Case, Accessories |
| Sensor Protection | 4-Level including NOx filtration and H2 compensation |
| Documentation | Instant thermal printing of emissions reports |
| Compliance | EPA compliant NOx and combustion emissions testing |
Ideal For
- HVAC contractors requiring NOx emissions compliance
- Environmental compliance testing programs
- Commercial boiler and furnace NOx monitoring
- High-efficiency equipment commissioning with emissions tracking
- Regulatory compliance documentation services
- Professional HVAC emissions testing training
Professional installation recommended. Contact our experts for system sizing and compatibility verification.

Where the C165+NKIT fits
Controls decide how the equipment behaves: thermostats and zoning panels call for heating and cooling, and safety devices such as float switches and condensate pumps stop water damage before it starts. The C165+NKIT has to match the equipment it is wired to — stages, heat-pump reversing valve, common wire and voltage all matter.
Modern controls do more than switch a relay: staging, dehumidification calls, fan profiles, dual-fuel changeover and remote access all live in the thermostat or panel. Matching the control to the equipment’s capabilities unlocks features that are otherwise wasted.
Background reading: the U.S. Department of Energy maintenance guide.
What to check before you order
- Compatibility: single or multi-stage, heat pump (O/B), dual-fuel, communicating versus conventional.
- Wiring: 24 V common wire availability, or line-voltage rating where applicable.
- Placement: float switches in the primary drain pan or secondary line; pumps sized for lift.
Installation and service notes
Kill power at the breaker before wiring low-voltage controls, label every conductor, and confirm the common wire before relying on a powered thermostat. Zoning panels and dual-fuel controls need the equipment’s stage and fan settings configured to match, so keep the equipment manual next to the control manual during setup.
Why buy the C165+NKIT from Buy Comfort Direct
We are a stocking HVAC distributor based in Winder, Georgia — not a marketplace reseller. Orders over $99 ship free, and financing is available at checkout through Affirm. If you are not sure this is the right part, call (877) 843-4822 before you order and we will match it to your equipment. Browse the rest of our Tools, and see what customers say on our reviews page.
Ordering and delivery
In-stock items ship from our Winder, Georgia warehouse. Orders over $99 ship free; large equipment travels by freight carrier and parts by ground, and you will get tracking by email when it leaves. Need it matched to a system, or need a quantity that is not on the shelf? Use the contact page or call (877) 843-4822 and we will confirm availability before you pay.
C165+NKIT FAQ
Will this work with my system?
Send us the equipment model numbers and we will confirm before you order.
Does the C165+NKIT ship free?
Yes on orders over $99 — most orders that include it qualify. Large equipment ships by freight carrier; parts ship by ground.
How do I know it matches my equipment?
Send us your equipment model number through our contact page or call (877) 843-4822. We check the pairing before it ships.
Additional information
| Weight | 5.00 lbs |
|---|---|
| Dimensions | 4.00 × 12.00 × 10.00 in |
Only logged in customers who have purchased this product may leave a review.




Reviews
There are no reviews yet.