Trane Single Stage — 80V Ignitor
HSI Integrated Furnace Control Kit

OEM Replacement

50A65-5165
Replaces:
White-Rodgers and Trane Single Stage
HSI Controls with 80V Ignitors

Direct Replacement Is Fast and Easy.
50A65-5165 simplifies installation and ensures peak system performance.
Easy-Install Kit includes everything you need for quick and accurate replacement:
• Ignition Control Module
• Installation Instructions and OEM Cross-Reference

Features
• 80 VAC Ignitor Output
• 120 VAC Humidifier Output
• 120 VAC Electronic Air Cleaner Output
• 120 VAC 2-Speed PSC Circulator Output
• Fuse Protection — 5 Amp
• Furnace Status LED
• Heat Fan OFF Delay (Dipswitch Selectable)
• Y, W, R, G, C, TWIN Terminals

Specifications
Electrical Ratings [@ 77°F (25°C)]
Input Voltage: 25 VAC 50/60 Hz
Max. Input Current @ 25 VAC: 0.45 amp
Relay Load Ratings
Valve Relay: 1.5 amp @ 25 VAC 50/60 Hz 0.6 pf
Ignitor Relay: 2.0 amp @ 120 VAC 50/60 Hz (resistive)
Inducer Relay: 2.2 FLA–3.5 LRA @ 120 VAC
Circulator Relay: 14.5 FLA–25.0 LRA @ 120 VAC
Flame Current Requirements
Minimum current to insure flame detection: 1 µa DC*
Maximum current for non-detection: 0.1 µa DC*
Maximum allowable leakage resistance: 100 M ohms
*Measured with a DC microammeter in the flame probe lead
Operating Temperature Range
-40° to 175°F (-40° to 80°C)
Humidity Range
5% to 93% relative humidity (non-condensing)
Mounting
Surface mount multipoise
Timing Specifications (@ 60 Hz**)
Maximum
Flame Establishing Time: 0.8 sec
Flame Failure Response Time: 2.0 sec
**At 50 Hz, all timing specifications should be increased by 20%
Gases Approved: Natural, Manufactured, Mixed,
Liquified Petroleum and LP Gas/Air Mixtures are
all approved for use.
Dimensions
4.4" W x 5.9" H x 1.25" D

Timing Specifications
(All times are in seconds unless noted otherwise)
50A65-5165
Pre-purge 0
Ignitor warm-up 20
Ignition activation period 2
Trial for ignition period 5
Retries 2 times
Valve sequence period 15
Interpurge 60
Post-purge 5
Lockout time 300
Heat delay to fan ON 45
Heat delay to fan OFF* 60/100/140/180
Cool delay to fan ON 2
Cool delay to fan OFF 0/80
Auto reset 15 minutes
Humidifier Yes
Electronic air cleaner Yes
Timing Specifications
(All times are in seconds unless noted otherwise)
* These times will vary depending on option
switch position. See OPERATION section for
further information.

50A65-5165
Cross Reference
50A65-5165 Replaces:
Trane
CNT03076
CNT03798
CNT05164
CNT05165
D341213P01
D341396P01
D341396P03
D341396P04
D341396P05
White-Rodgers
50A65-474
50A65-475
50A65-476
50A65-5165