✔ In Stock (Can ship in 5-7 days)

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12 Months Warranty for New Products
30 Days Money Back Guarantee
Operating Supply Current:15 mA
Maximum Output Current:20 mA
Operating Supply Voltage:15 V
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- Q: How can I cancel or modify an order?
A: If you need to cancel or modify an order, please contact our customer service team as soon as possible. We will do our best to accommodate your request based on the order status and feasibility.
- Q: Do you have any recommended alternative products?
A: Yes, we have a range of recommended alternative products available. If you're looking for options similar to a particular product, our website or customer service representatives can provide you with suitable recommendations based on your preferences and needs.
- Q: What should I do if a product is lost or damaged during shipping?
A: We purchase shipping insurance for every order to ensure the safety of the products during transportation. If the products are lost or damaged, please contact our customer service team promptly. We will assist you in resolving the issue and provide appropriate compensation.
Reviews
- D
Diego Bernal
Nov 09, 2025
Honeywell Sensor SS421LGreat value for the price.HelpfulUnhelpful - R
Rebecca L Coyle
Mar 21, 2025
Honeywell Sensor SS421LMy AC issue should be resolved with this fix.HelpfulUnhelpful - R
Ramsey Brooks
Aug 27, 2023
Honeywell Sensor SS421LI'm so excited!HelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
Honeywell Sensor SS421LAll was ok! No problems whatsoever.HelpfulUnhelpful
Honeywell Sensor SS421L
✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee
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