Great price and excellent tools.
Works very well and last long
Usually ready in 4 hours
Order over the phone? Call us now.
1-800-905-0410Learn more about our Price match policy
Replacement oxygen sensor for Robinair R-1234yf machines and refrigerant identifiers. Your 1234yf machine or identifier should provide advance notice when the oxygen sensor is nearing the end of its lifespan. Oxygen sensor replacement is required to return machine to normal operation. If the oxygen sensor expires, neither the integrated identifier, nor the machine, is able to recover or add refrigerant to the internal tank.
See Owner's Manual Maintenance section for instructions on how to replace oxygen sensor.
Replacement filter for:
AC1234-4
AC1234-4SL
AC1234-4-230
AC1234-6
AC1234-9
16990/16995 Refrigerant identifier
We are offering a 30-day money-back guarantee!
If you are not satisfied with your purchase within 30 days of receiving the product, you can ship it back to us for a refund or exchange.
Before returning the item, kindly send us a request using the Self-Serve Return option or contact our customer support team to get your return authorization. You may contact us by email at support@mprtools.com, phone at 1-800-905-0410, or chat through our website. We are available Monday to Friday from 8 am to 5 pm ET.
We want to guarantee your experience with us will be outstanding. Here are just a few of the reasons why mprtools.com is the go-to company to get your tools from:
We work very hard to ensure we offer the absolute best prices online. If you find it at a lower price somewhere else within 365 days of purchasing, please message us, and we’ll credit you back the difference right away.
It's our duty to provide superior quality tools you can trust to get the job done. If you're not fully satisfied with your order, you can request a return for a complete reimbursement.
Replacement oxygen sensor for Robinair R-1234yf machines and refrigerant identifiers. Your 1234yf machine or identifier should provide advance notice when the oxygen sensor is nearing the end of its lifespan. Oxygen sensor replacement is required to return machine to normal operation. If the oxygen sensor expires, neither the integrated identifier, nor the machine, is able to recover or add refrigerant to the internal tank.
See Owner's Manual Maintenance section for instructions on how to replace oxygen sensor.
Replacement filter for:
AC1234-4
AC1234-4SL
AC1234-4-230
AC1234-6
AC1234-9
16990/16995 Refrigerant identifier
We are offering a 30-day money-back guarantee!
If you are not satisfied with your purchase within 30 days of receiving the product, you can ship it back to us for a refund or exchange.
Before returning the item, kindly send us a request using the Self-Serve Return option or contact our customer support team to get your return authorization. You may contact us by email at support@mprtools.com, phone at 1-800-905-0410, or chat through our website. We are available Monday to Friday from 8 am to 5 pm ET.
We want to guarantee your experience with us will be outstanding. Here are just a few of the reasons why mprtools.com is the go-to company to get your tools from:
We work very hard to ensure we offer the absolute best prices online. If you find it at a lower price somewhere else within 365 days of purchasing, please message us, and we’ll credit you back the difference right away.
It's our duty to provide superior quality tools you can trust to get the job done. If you're not fully satisfied with your order, you can request a return for a complete reimbursement.
Sign up to get the latest guides and special offers sent to your inbox.
1-800-905-0410 (Toll Free)
support@mprtools.com
Opening Hours
Mon - Fri: 8 am - 5 pm ET
Sat & Sun: Closed
Great price and excellent tools.
Works very well and last long