Room Temperature Sensor – Harman 3-20-00906 | OEM Pellet Stove Thermostat Probe

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SKU: HHT72
Regular price $29.99

Room Temperature Sensor – Harman 3-20-00906 | OEM Pellet Stove Thermostat Probe | Compatible with Room Temp Mode

Maintain precise temperature control in your Harman pellet stove or insert with the OEM Room Temperature Sensor (3-20-00906). Required for "Room Temp" or "Automatic" mode functionality, this sensor ensures your unit maintains consistent heat and efficiency.

Key Features:
✅ OEM Harman Replacement – Guaranteed fit and performance for all compatible models
✅ Enables Room Temp Mode – Required for automatic temperature regulation
✅ Built-In Diagnostic Function – Triggers 4-blink error code if missing or faulty
✅ Precision Temperature Control – Maintains room temperature within 1°F of setpoint
✅ Optional Extension Available – Extendable with 14-ft wire (Part #3-20-674101)

Specifications:
📌 Model: 3-20-00906
📌 Function: Room Temp / Auto Mode sensor
📌 Length: Approx. standard probe cord length (extendable)
📌 Compatibility: All Harman pellet stoves and inserts without touchscreen
📌 Error Indicator: 4-blink code at startup if unplugged or damaged
📌 Manufacturer: Harman


Usage Note:
If your probe is damaged or unplugged, you can still operate your stove in "Stove Temp" or "Constant Burn" mode—but you’ll lose automatic room temperature control. Replacing the probe restores full thermostat functionality.

📌 Always consult your user manual to ensure compatibility before ordering.

Why Choose the 3-20-00906 Sensor?
This genuine Harman sensor restores your stove's ability to automatically manage room temperature with accuracy and efficiency. It's essential for older non-touchscreen models that rely on this sensor to operate in automatic mode.

🔥 Keep your Harman stove running at peak performance—order your Room Temp Sensor 3-20-00906 today!

Can be installed on:

PART NUMBER
DESCRIPTION
1-10-07906A
P68 UL FDR ASY-SALES
1-10-09674A
P61A FDR ASY -2 SALES
1-10-09684A
P61/A UL FDR ASY-SALES
1-70-00688-1
P68 Pellet Stove - Black
1-70-00688-10
P68 PELLET-MOJAVE RED
1-70-00688-12
P68 PELLET-FOREST GREEN
1-70-00688-2
P68 PELLET-CHARCOAL
1-70-00688-3
P68 PELLET-GOLDENFIRE
1-70-00688-4
P68 PELLET-METALLIC BLUE
1-70-00688-5
P68 PELLET-HONEY GLO
1-70-00689-1
P68 Pellet Stove - Black
1-70-00689-2
P68 PELLET-CHAR-JAPAN
1-70-00689-3
P68 PELLET-GFB-JAPAN
1-70-05800-1
P61 PELLET-BLK
1-70-06002-1
INVINCIBLE INSERT-BLACK
1-70-07735-1
Advance steel pellet stove - Black (French)
1-70-07735-10
FRENCH ADVANCE-MOJAVE RED
1-70-07735-12
FRENCH ADVANCE-FOR GREEN
1-70-07735-2
Advance steel pellet stove - Charcoal (French)
1-70-07735-3
FRENCH ADVANCE-GOLDENFIRE
1-70-07735-4
FRENCH ADVANCE-MET BLUE
1-70-07735-5
FRENCH ADVANCE-HONEY GLO
1-70-07736-1
Advance Stove - Black (Irish)
1-70-07736-2
IRISH ADVANCE-CHARCOAL
1-70-07736-3
IRISH ADVANCE-GFB
1-70-07736-4
IRISH ADVANCE-MET BLUE
1-70-08500-1
PP38 PLUS-BLACK
1-70-08600-1
DVC 500/C BLACK
1-70-08730-1
Advance Pellet Stove - Black
1-70-08730-10
ADVANCE PELLET MOJAV RED
1-70-08730-12
ADVANCE PELLET FOR GREEN
1-70-08730-2
ADVANCE PELLET CHARCOAL
1-70-08730-3
ADVANCE PELLET GOLDENFIRE
1-70-08730-4
ADVANCE PELLET MET BLUE
1-70-08730-5
ADVANCE PELLET HONEYGLO
1-70-08730-7
ADVANCE PELLET BLACK
1-70-08735-1
Advance Pellet Stove - Black (Japan)
1-70-08735-2
ADV PELLET CHARCOAL-JAPAN
1-70-08735-3
ADV PELLET GOLDENFR-JAPAN
1-70-774195-1
P35i Pellet Insert - 19.5" Hopper capacity: 41 lbs - Black
1-70-774195-2
P35I INSERT 19.5 IN/CHAR
1-70-774195-3
P35I INSERT 19.5 IN/GFB
1-70-774197-1
P35i Pellet Insert - 19.5" Hopper capacity: 41 lbs - Black
1-70-774235-1
P35i Pellet Insert - 23.5" Hopper capacity: 62 lbs - Black
1-70-774235-2
P35I INSERT 23.5 IN/CHAR
1-70-774235-3
P35I INSERT 23.5 IN/GFB
1-70-784195-1
P35i-C Pellet Insert, 19.5", Hopper capacity 41lbs, black
1-70-784235-1
P35i-C, 23.5", 62lb hopper, black
1-90-00025-2
XXV ANNIVERSARY STOVE-CHR
1-90-00464-1
Accentra cast pellet insert - Black (French)
1-90-00464-10
FRENCH ACCIN 24IN-MOJAVE
1-90-00464-12
FRENCH ACCIN 24IN-FOR GRE
1-90-00464-2
Accentra cast pellet insert - Charcoal (French)
1-90-00464-3
FRENCH ACCIN 24IN-GOLDENF
1-90-00464-4
FRENCH ACCIN 24IN-MET BLU
1-90-00464-5
FRENCH ACCIN 24IN-HONEY G
1-90-00465-1
Accentra Insert - Black (Irish)
1-90-00465-2
IRISH ACCIN 24IN-CHARCOAL
1-90-00465-3
IRISH ACCIN 24IN-GFB
1-90-00674-1
Accentra Pellet Insert - 24" Hopper capacity: 57 lb. - Black
1-90-00674-10
ACC INSERT 24IN-MOJAV RED
1-90-00674-12
ACC INSERT 24IN-FOR GREEN
1-90-00674-2
ACC INSERT 24IN-CHARCOAL
1-90-00674-3
ACC INSERT 24IN-GOLDENFIR
1-90-00674-4
ACC INSERT 24IN-MET BLUE
1-90-00674-5
ACC INSERT 24IN-HONEYGLO
1-90-00675-1
Accentra Pellet Insert - 22" Hopper capacity: 48 lb - Black
1-90-00675-10
ACC INSERT 22IN-MOJAV RED
1-90-00675-12
ACC INSERT 22IN-FOF GREEN
1-90-00675-2
ACC INSERT 22IN-CHARCOAL
1-90-00675-3
ACC INSERT 22IN-GOLDENFIR
1-90-00675-4
ACC INSERT 22IN-MET BLUE
1-90-00675-5
ACC INSERT 22IN-HONEYGLO
1-90-00676-1
Accentra Pellet Insert - 20" Hopper capacity: 38 lb. - Black
1-90-00676-10
ACC INSERT 20IN-MOJAV RED
1-90-00676-12
ACC INSERT 20IN-FOR GREEN
1-90-00676-2
ACC INSERT 20IN-CHARCOAL
1-90-00676-3
ACC INSERT 20IN-GOLDENFIR
1-90-00676-4
ACC INSERT 20IN-MET BLUE
1-90-00676-5
ACC INSERT 20IN-HONEYGLO
1-90-00677-1
XXV Pellet Stove - Black
1-90-00677-10
XXV PELLET STOVE-MOJ RED
1-90-00677-12
XXV PELLET STOVE-FORGREEN
1-90-00677-14
XXV Pellet Stove - Porcelain Majolica Brown
1-90-00677-19
XXV PELLET STOVE-BRONZE
1-90-00677-2
XXV PELLET STOVE-CHARCOAL
1-90-00677-20
XXV Pellet Stove - Porcelain Dark Blue
1-90-00677-21
XXV Pellet Stove - Porcelain Frost
1-90-00677-22
XXV Pellet Stove - Porcelain Black
1-90-00677-3
XXV PELLET STOVE-GOLDENFR
1-90-00677-4
XXV PELLET STOVE-MET BLUE
1-90-00677-5
XXV PELLET STOVE-HONEYGLO
1-90-00678-1
XXV Pellet Stove - Black (Japan)
1-90-00678-2
XXV PELLET-CHAR-JAPAN
1-90-00678-3
XXV PELLET-GFB-JAPAN
1-90-00680-1
P68-c Pellet Stove - Black with door
1-90-00884-1
XXV cast pellet stove - Black (French)
1-90-00884-10
FRENCH XXV-MOJAVE RED
1-90-00884-11
XXV cast pellet stove - Grey Porcelain (French)
1-90-00884-12
FRENCH XXV-FOR GREEN
1-90-00884-14
XXV cast pellet stove - Majelica Brown Porcelain (French)
1-90-00884-15
XXV Pellet Stove - Sand Porcelain (French)
1-90-00884-2
XXV cast pellet stove - Charcoal (French)
1-90-00884-21
XXV- cast pellet stove - Frost Porcelain (French)
1-90-00884-3
FRENCH XXV-GOLDENFIRE
1-90-00884-4
FRENCH XXV-MET BLUE
1-90-00884-5
FRENCH XXV-HONEY GLO BROW
1-90-00885-1
XXV Pellet Stove - Black (Irish)
1-90-00885-2
IRISH XXV-CHARCOAL
1-90-00885-3
IRISH XXV-GOLDENFIRE
1-90-00984-11
XXV EVO Pellet Stove - Grey Porcelain
1-90-00984-14
XXV EVO Pellet Stove - Majolica Brown Porcelain
1-90-00984-2
XXV EVO Pellet Stove - Charcoal
1-90-00984-21
XXV EVO Pellet Stove - Frost Porcelain
1-90-00984-30
XXV EVO, TWILIGHT, CE
1-90-02470-1
Accentra Pellet Stove - Black
1-90-02470-10
ACCENTRA PELLET-MOJAVE RE
1-90-02470-12
ACCENTRA PELLET-FOREST GR
1-90-02470-13
ACCENTRA-EN B/B
1-90-02470-14
Accentra Pellet Stove - Majolica brown enamel
1-90-02470-15
ACCENTRA PELLET-ENAM SAND
1-90-02470-2
ACCENTRA PELLET-CHARCOAL
1-90-02470-3
ACCENTRA PELLET-GOLDENFIR
1-90-02470-4
ACCENTRA PELLET-METALLIC
1-90-02470-5
ACCENTRA PELLET-HONEY GLO
1-90-02475-1
Accentra Pellet Stove - Black (Japan)
1-90-02475-2
ACC PELLET-CHAR-JAPAN
1-90-02475-3
ACC PELLET-GFB-JAPAN
1-90-02700-1
Super Magnum Stoker Coal Stove - Black
1-90-03470-1
INT/240V ACCENTRA-BLACK
1-90-03470-10
INT/240V ACCENTRA-MOJ RED
1-90-03470-12
INT/240V ACCENTRA GREEN
1-90-03470-2
INT/240V ACCENTRA-CHARCOA
1-90-03470-4
INT/240V ACCENTRA-MET BLU
1-90-03470-5
INT/240V ACCENTRA HGB
1-90-04300-1
P43 Pellet Stove - Black with door
1-90-04300-10
P43 PELLET STOVE-MOJ RED
1-90-04300-12
P43 PELLET STOVE-FOR GREN
1-90-04300-2
P43 PELLET STOVE-CHARCOAL
1-90-04300-3
P43 PELLET STOVE-GOLDENFR
1-90-04300-4
P43 PELLET STOVE-MET BLUE
1-90-04300-5
P43 PELLET STOVE-HON GLOB
1-90-04305-1
P43 Pellet Stove - Black with door
1-90-04305-2
P43 PELLET-CHARCOAL JAPAN
1-90-04305-3
P43 PELLET-GOLDENFR JAPAN
1-90-04400-1
P43-c Pellet Stove - Black with door
1-90-05470-1
Accentra cast pellet stove - Black - CE/240v (Fr)
1-90-05470-10
FRENCH ACCENTRA MO RED
1-90-05470-12
FRENCH ACCENTRA GREEN
1-90-05470-14
Accentra Pellet Stove - Majolica brown enamel (Fr)
1-90-05470-2
Accentra cast pellet stove - Charcoal - CE/240v (Fr)
1-90-05470-20
Accentra Pellet Stove - Blue enamel (Fr)
1-90-05470-21
Accentra cast pellet stove - Frost enamel (Fr)
1-90-05470-22
Accentra cast pellet stove - Black porcelain (Fr)
1-90-05470-3
FRENCH ACCENTRA GFB
1-90-05470-4
FRENCH ACCENTRA STOVE-MET
1-90-05470-5
FRENCH ACCENTRA HGB
1-90-05471-1
Accentra Stove - Black - CE/240v (Irish)
1-90-05471-10
IRISH ACCENTRA STOVE-MO R
1-90-05471-2
IRISH ACCENTRA STOVE-CHAR
1-90-05471-3
IRISH ACCENTRA STOVE-GFB
1-90-05471-4
IRISH ACCENTRA STOVE-MET
1-90-05800-1
P61 PELLET-BLACK W/DOOR
1-90-05800-10
P61 PELLET-MOJAVE RED
1-90-05800-12
P61 PELLET-FOREST GREEN
1-90-05800-2
P61 PELLET-CHARCOAL
1-90-05800-3
P61 PELLET-GOLDENFIRE
1-90-05800-4
P61 PELLET-MET BLUE
1-90-05800-5
P61 PELLET-HONEY GLO
1-90-05801-1
P61A Pellet Stove - Black
1-90-05801-10
P61AUTO PELLET-MOJ RED
1-90-05801-12
P61AUTO PELLET-FOR GREEN
1-90-05801-2
P61AUTO PELLET-CHARCOAL
1-90-05801-3
P61AUTO PELLET-GOLDENFIRE
1-90-05801-4
P61AUTO PELLET-MET BLUE
1-90-05801-5
P61AUTO PELLET-HONEYGLO
1-90-05805-1
P61A Pellet Stove - Black
1-90-05805-2
P61A PELLET-CHAR-JAPAN
1-90-05805-3
P61A PELLET-GFB-JAPAN
1-90-06100-1
P61A-c Pellet Stove - Black
1-90-06470-2
Accentra EVO Pellet Stove - Charcoal
1-90-06470-21
Accentra EVO Pellet Stove - Frost Porcelain
1-90-06470-22
Accentra EVO Pellet Stove - Black Porcelain
1-90-06800-1
PC45 Pellet Stove - Black
1-90-06800-10
PC45 STOVE-MOJAVE RED
1-90-06800-12
PC45 STOVE-FOREST GREEN
1-90-06800-2
PC45 STOVE-CHARCOAL
1-90-06800-3
PC45 STOVE-GOLDENFIRE
1-90-06800-4
PC45 STOVE-MET BLUE
1-90-06800-5
PC45 STOVE-HONEY GLO
1-90-06805-1
PC45 STOVE-BLACK-JAPAN
1-90-06805-2
PC45 STOVE-CHARC-JAPAN
1-90-06805-3
PC45 STOVE-GFB-JAPAN
1-90-08025
INVINCIBLE RS-BLACK
1-90-08025-1
INVINCIBLE RS-BLACK
1-90-08500-1
P38+ Pellet Stove - Black with Door
1-90-08500-10
P38 PELLET-MOJAVE RED W/D
1-90-08500-12
P38 PELLET-FOR GREEN W/DO
1-90-08500-2
P38 PELLET-CHARCOAL
1-90-08500-3
P38 PELLET-GOLDENFIRE
1-90-08500-4
P38 PELLET-MET BLUE W/DOO
1-90-08500-5
P38 PELLET-HONEYGLO W/DOO
1-90-08505-1
P38 PELLET-BLACK-JAPAN
1-90-08505-2
P38 PELLET-CHAR-JAPAN
1-90-08505-3
P38 PELLET-GFB-JAPAN
1-90-08600-1
DVC-500 Direct Vent Coal Stove - Black
1-90-574200-1
Accentra 52i Insert - 20" - Black
1-90-574200-14
Accentra 52i Insert - 20" - Majolica brown enamel
1-90-574220-1
Accentra 52i Insert - 22" - Black
1-90-574220-14
Accentra 52i Insert - 22" - Majolica brown enamel
1-90-574240-1
Accentra 52i Insert - 24" - Black
1-90-574240-14
Accentra 52i Insert - 24" - Majolica brown enamel

Replacement For Part Number:
  • 3-20-00906

 

UPC: 652174686964