The Otis magnetic switch TCA177CH1 is the green version of the Otis elevator magnetic switch used with the PRS position reference system, and it detects the car position in the Otis Elevator Positioning System. This Otis lift magnetic switch is a small sensor that is mounted in the shaft. It is also known as the Otis position switch, the Otis levelling magnetic switch and the Otis PRS magnetic switch.
Whether you are a wholesaler or even maintenance company, you will find POTENSI is the ONE-STOP-SHOP for all the parts you need.
At POTENSI, our focus is to help you access to all kind of clients or all brand elevator easily with our 21 years experience in China elevator industry.
POTENSI mission is to help you to succeed and enhance building safety worldwide with top-quality elevator parts and outstanding service.
Delivery speed is our strength, but what make us different from everyone else is our multi-brand offering. Purchasing from POTENSI is as easy as it gets with 200K+ multi-brand parts.
Our web shop is open 24hours, 7days a week. Once you registered as our member, you will get many great benefits and you are able to find the part you need with any code and get our VIP service by sales specialist.
To ensure high quality, POTENSI provide parts only by original equipment manufacturers or their direct suppliers. You cooperate with POTENSI , you get the insurance of succeed when you are facing your customers.
Other magnetic switches of the same Otis TCA177 and TAB177 family:
Other Otis switches and sensors:
Potensi supplies the Otis magnetic switch TCA177CH1, the Otis elevator magnetic switch and other Otis positioning and levelling switches. The models above are only a part of what we can supply. We stock and source a much wider range of related and alternative models. If your model number is not listed here, please send us the model number or a photo of the original part, and we will confirm availability and the correct match for you.
Q1: What is the TCA177CH1 magnetic switch used for?
A: It is the Otis magnetic switch used with the PRS position reference system. It works for position detection in the Otis Elevator Positioning System (OT-EPS). It is officially listed as the magnetic switch for PRS L300MM, and it belongs to the positioning devices of the Otis lift.
Q2: What other names and part numbers is this switch known by?
A: The switch is written TCA177CH1, and it is also written TCA 177 CH1 and TCA-177CH1. The cross reference part number is KM51041497. It is also known as the Otis magnetic switch, the Otis position switch, the Otis levelling switch and the Otis detector. In French catalogues it is listed as DOIGT MAGNETIQUE TCA177CH1, which means magnetic finger switch.
Q3: What does the green version mean, and are there other colour versions?
A: The green colour is the version marking of this magnetic switch, and the same family is supplied in several colours. For example, TCA177AF1 is the blue version, and TAB177CG1 is the brown bistable version. The colour identifies the version of the switch, so please compare the colour of the original part before ordering.
Q4: What does L300mm mean, and which version do I need?
A: The model is marked L300mm, and the L dimension is part of the model marking of this version. A different L dimension is a different version of the switch. Please confirm the L marking on your original part before ordering.
Q5: Which Otis lifts and systems is it used on?
A: It is used on Otis lifts that use the Otis Elevator Positioning System, and the official component family is Otis Elevator Positioning System (All Models). It is used together with the PRS position reference system of the lift. Please confirm the controller type and the PRS version before ordering.
Q6: How can I confirm this switch matches my lift, and do you supply other Otis switches and sensors?
A: Please compare the part number TCA177CH1, the colour of the switch, the L marking and the connector with the switch on your lift. If you are not sure, please send clear photos of the switch and its label, and our technical team can help identify the correct part. We also supply the Otis overspeed switch TAA177AH, the Otis door zone magnetic switches GAA177HB1 to GAA177HB6, the TCA177CH4 levelling switch and other Otis switches, sensors and lift spare parts.
① Get 10% off on your first order.
② Get latest news about our promotion products.
③ Get our sales specialist VIP service 24/7.
④ Get access to our credit payment time.
