Toto Spares, Toto Parts, Toto Spare Parts, Spare Code No : TH581321R - Sensor unit.TOTO TH581321R – ...

Toto Spares, Toto Parts, Toto Spare Parts, Spare Code No : TH581321R - Sensor unit.

TOTO TH581321R – Sensor Unit


住まこれ / TH581321R 光電センサー TOTO

Part number: TH581321R

Brand: TOTO

Part description: Photoelectric Sensor (Optical Sensor)

Listed as a replacement spare

1. Technical details

Specification

Details

Part number

TH581321R

Japanese description


English description

Photoelectric sensor

Application

Automatic sensor faucet

Material

Synthetic resin

Production started

December 2016

Production discontinued

No end date listed

TOTO reference price

¥16,300 (¥17,930 including tax)

Source: TOTO official parts database.


2. What does it do?

TH581321R is an optical sensing component used in TOTO automatic faucets.

Its function is to:

  • Detect the presence of hands beneath the faucet.
  • Send a detection signal to the faucet control system.
  • Enable automatic water activation when hands are detected.

3. Compatible TOTO models

A Japanese TOTO parts reference lists this sensor for the following faucet assemblies:

  • TEL120ABCRX
  • TEL120ABCX

Compatibility should be verified against the complete faucet model number before ordering. TOTOパーツ専門店4. Availability in Chennai, India

【返品OK!】あすつく TH58115R TOTO 水栓部材 光電センサー 在庫あり : 設備プラザ 2号店 - 通販 - Yahoo!ショッピング

Bharat Enterprises – TOTO Spares

Listed in their TOTO spare-parts catalogue

Phone: +91 8883333322

Email: support@bechennai.com

View TOTO spare-parts catalogue 


5. Important before purchasing

Please confirm one detail:

Are you looking for TH581321R for a TOTO automatic washbasin faucet, or do you need to replace a faulty sensor in an existing faucet?

If you share the faucet model number or a photograph of the existing sensor, I can help check compatibility and identify the correct replacement.

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  1. toto spares TH581321R details

TOTO TH581321R – Sensor Unit

住まこれ / TH581321R 光電センサー TOTO

  1. Part number: TH581321R
  2. Brand: TOTO
  3. Part description: Photoelectric Sensor (Optical Sensor)
  4. Listed as a replacement spare

1. Technical details

  1. Specification
  2. Details
  3. Part number
  4. TH581321R
  5. Japanese description
  6. English description
  7. Photoelectric sensor
  8. Application
  9. Automatic sensor faucet
  10. Material
  11. Synthetic resin
  12. Production started
  13. December 2016
  14. Production discontinued
  15. No end date listed
  16. TOTO reference price
  17. ¥16,300 (¥17,930 including tax)
  18. Source: TOTO official parts database.
  19. TH581321R is an optical sensing component used in TOTO automatic faucets.
  20. Its function is to:
  • Detect the presence of hands beneath the faucet.
  • Send a detection signal to the faucet control system.
  • Enable automatic water activation when hands are detected.

3. Compatible TOTO models

  1. A Japanese TOTO parts reference lists this sensor for the following faucet assemblies:
  • TEL120ABCRX
  • TEL120ABCX
  1. Compatibility should be verified against the complete faucet model number before ordering.

TOTOパーツ専門店4. Availability in Chennai, India

  1. 【返品OK!】あすつく TH58115R TOTO 水栓部材 光電センサー 在庫あり : 設備プラザ 2号店 - 通販 - Yahoo!ショッピング
  2. Bharat Enterprises – TOTO Spares
  3. Listed in their TOTO spare-parts catalogue
  4. Phone: +91 8883333322
  5. Email: support@bechennai.com
  6. View TOTO spare-parts catalogue 

5. Important before purchasing

  1. Please confirm one detail:
  2. Are you looking for TH581321R for a TOTO automatic washbasin faucet, or do you need to replace a faulty sensor in an existing faucet?
  3. If you share the faucet model number or a photograph of the existing sensor, I can help check compatibility and identify the correct replacement.



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  7. toto spares TH581321R uses

TOTO TH581321R – Uses and Applications


  1. 住まこれ / TH581321R 光電センサー TOTO
  2. The TOTO TH581321R is a photoelectric (infrared/optical) sensor used in TOTO automatic, touch-free washbasin faucets.

1. Main uses

  1. Hand detection: Detects hands placed below the faucet.
  2. Automatic water ON: Sends a signal to activate water flow.
  3. Automatic water OFF: Detects when hands are removed and triggers water shut-off.
  4. Touch-free operation: Enables hygienic operation without touching the tap.
  5. Water conservation: Helps prevent unnecessary water flow.

2. Compatible faucet models

  1. This sensor is listed for the following TOTO models:
  2. Model
  3. Application
  4. TEL120ABCRX
  5. Automatic faucet with integrated water heater
  6. TEL120ABCX
  7. Automatic faucet with integrated water heater
  8. TEL120ABR
  9. Wall-mounted automatic faucet
  10. TEL120ABX
  11. Automatic faucet
  12. TEL120ARX
  13. Automatic faucet
  14. TEL121ABX
  15. Automatic faucet
  16. TEL121ARX
  17. Automatic faucet
  18. TEL122AX
  19. Automatic faucet
  20. TEL800S2B
  21. Automatic hand-washing faucet
  22. Source: TOTO spare-parts catalogue and parts retailer compatibility list.


  1. Typical symptoms of a faulty sensor include:
  • Water does not start when hands are placed underneath.
  • Water starts intermittently.
  • Sensor fails to detect hands.
  • Water does not stop correctly.
  1. These symptoms can also result from wiring, power supply, controller or solenoid problems, so the sensor should be tested before replacement.

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Company Name : Bharat Enterprises.

Web : www.bechennai.com.

Mobile no : 888 333 33 22.






Nov 7th, 2026 11:35 AM

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