Paradigm® REAL-Time Revel™ MMT-523NAS (UDI 00613994904300)Recalls & reported problems

Summary

The FDA's MAUDE database contains 36 adverse event reports that list this exact device (DI 00613994904300), received between Jun 6, 2017 and Jul 10, 2020 — classified as 8 injuries, 28 malfunctions.

The most frequently reported specific device problem is “Patient Device Interaction Problem” (10 reports).

14 other recalls cover devices cleared under the same FDA submission (P980022); they may or may not involve this specific model.

Reports come from manufacturers, hospitals and patients and are not verified by the FDA. A report does not prove the device caused the event, and counts can't be used to compare devices or estimate failure rates. What reports can and can't tell you · How this data works · Data updated Oct 18, 2026.

Most reported problems

Recent adverse event reports

The 25 most recent of 36 reports, in the reporter's own words as published by the FDA.

• MalfunctionJul 10, 2020Failure to Cycle; Failure to Cycle

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP RECEIVED COMPROMISED FORCE SENSOR SYSTEM ALARM. CUSTOMER STATED THAT THE DRIVE SUPPORT CAP WAS STICKING OUT. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10256916 ↗
• MalfunctionJun 11, 2020Patient Device Interaction Problem; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD CRACK AT BACK OF INSULIN PUMP. TROUBLESHOOTING WAS PERFORMED. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10142022 ↗
• MalfunctionMay 29, 2020Premature Discharge of Battery; Failure to Cycle; Detachment of Device or Device Component; Patient Device Interaction Problem; Premature Discharge of Battery; Failure to Cycle; Detachment of Device or Device Component; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD A COMPROMISED FORCE SENSOR SYSTEM ALARM. THE CUSTOMER STATED THE DRIVE SUPPORT CAP WAS PROTRUDED. INSULIN PUMP HAD UNEXPECTED RESTART ALARM. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10100445 ↗
• MalfunctionMay 5, 2020Mechanical Problem; Device Difficult to Program or Calibrate; Obstruction of Flow; Patient Device Interaction Problem; Mechanical Problem; Device Difficult to Program or Calibrate; Obstruction of Flow; Patient Device Interaction Problem

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD BUTTON ERROR, LOUDER TO REWIND, NO DELIVERY ALARM, CRACK BY RESERVOIR CAP. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 10022997 ↗
• InjuryApr 29, 2020Insufficient Flow or Under Infusion; Insufficient Flow or Under Infusion

  CUSTOMER CALLED AND REPORTED THAT THEY GOT HOSPITALIZED DUE TO HIGH BLOOD GLUCOSE AND DIABETIC KETOACIDOSIS ON (B)(6) 2020 WITH BLOOD GLUCOSE OF 395 TO 767 MG/DL AT THE TIME OF THE INCIDENT. THE CUSTOMER WAS AT 100 MG/DL AT THE TIME OF THE CALL. THE CUSTOMER USED THE PUMP AND WAS GIVEN INTRAVENOUS INSULIN TO TREAT. THE CUSTOMER EXPERIENCED SYMPTOMS SUCH AS NAUSEA AND VOMITING. THE CUSTOMER WAS WEARING THE INSULIN PUMP DURING THE INCIDENT. THE CUSTOMER ALLEGED INSULIN UNDER DELIVERY. TROUBLESHOOTING WAS COMPLETED BUT DID NOT RESOLVE THE ISSUE. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: Elevated Ketones/ Diabetic Ketoacidosis; Hyperglycemia

  MAUDE report 10008455 ↗
• MalfunctionApr 11, 2020Failure to Cycle; Failure to Cycle

  INFORMATION RECEIVED BY MEDTRONIC INDICATED THAT THE INSULIN PUMP HAD A COMPROMISED FORCE SENSOR SYSTEM ALARM. THE CUSTOMER STATED THEY WERE ABLE TO CLEAR THE ALARM AND WERE NOT ABLE TO COMPLETE THE REWIND PROCESS. NO HARM REQUIRING MEDICAL INTERVENTION WAS REPORTED. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9951465 ↗
• InjuryDec 12, 2019Connection Problem; No Apparent Adverse Event; Patient Device Interaction Problem; Connection Problem; No Apparent Adverse Event; Patient Device Interaction Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THEY EXPERIENCED HYPERGLYCEMIA. CUSTOMER'S BLOOD GLUCOSE LEVEL WAS 600 MG/DL AND OTHER 125 MG/DL. CUSTOMER REPORTED THAT THE RESERVOIR AREA WAS CRACKED, AT THE TOP WERE THE RESERVOIR GOES IN, PART OF THAT WAS MISSING AND WAS HANGING OUT. CUSTOMER STATED THE INSULIN PUMP HAD COSMETIC DAMAGE. CUSTOMER STATED THAT THE RESERVOIR AND INSULIN PUMP DOES NOT SHOW SIGNS OF DAMAGE. CUSTOMER REPORTED THAT THE RESERVOIR WAS UNABLE TO LOCK IN PLACE WHEN INSERTED INTO PUMP. CUSTOMER WAS ADVISED TO DISCONTINUE USE OF THE DEVICE AND REVERT TO A BACK-UP PLAN. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 9458590 ↗
• MalfunctionNov 20, 2019Display or Visual Feedback Problem; Patient Device Interaction Problem; Display or Visual Feedback Problem; Patient Device Interaction Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE INSULIN PUMP HAD SCRATCHES ON SCREEN THAT WAS AFFECTING HIS ABILITY TO READ THE SCREEN. CUSTOMER'S BLOOD GLUCOSE VALUE WAS UNKNOWN AT THE TIME OF THE INCIDENT. CUSTOMER ALSO STATED THAT HALF OF THE BATTERY COMPARTMENT WAS MISSING. THE DEVICE WILL NOT RETURN FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9346708 ↗
• MalfunctionNov 20, 2019Device Difficult to Program or Calibrate; Device Difficult to Program or Calibrate

  CUSTOMER REPORTED VIA PHONE CALL THAT THE INSULIN PUMP HAD A BUTTON ANOMALY. CUSTOMER¿S BLOOD GLUCOSE VALUE WAS UNKNOWN. CUSTOMER STATED THAT THE INSULIN PUMP GETTING BUTTON ERROR AND CAN NOT GET IT TO OCCURRED. CUSTOMER WAS ADVISED TO DISCONTINUE THE USE OF THE INSULIN PUMP AND REVERT THE BACKUP PLAN AS PER HEALTH CARE PROFESSIONAL. THE DEVICE WILL NOT RETURN FOR THE ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 9346231 ↗
• MalfunctionSep 11, 2019Connection Problem; Patient Device Interaction Problem; Connection Problem; Patient Device Interaction Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE RESERVOIR WAS UNABLE TO LOCK INTO PLACE. CUSTOMER'S BLOOD GLUCOSE LEVEL WAS 119 MG/DL. CUSTOMER STATED THAT THE RESERVOIR COMPARTMENT BROKEN. THE CUSTOMER WAS ADVISED THAT THE INSULIN PUMP NEEDED TO BE REPLACED AND WAS ADVISED TO DISCONTINUE USE OF THE INSULIN PUMP AND TO REVERT TO THE BACKUP PLAN. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 8993839 ↗
• MalfunctionAug 23, 2019Display or Visual Feedback Problem; Power Problem; Patient Device Interaction Problem; Priming Problem; Display or Visual Feedback Problem; Power Problem; Patient Device Interaction Problem; Priming Problem

  THE CUSTOMER REPORTED THAT THE INSULIN SQUIRTS OUT DURING PRIMING. THE CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS UNKNOWN. THE BUTTONS WERE CRACKED AND INSULIN PUMP REJECTED NEW BATTERY. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 8926115 ↗
• MalfunctionJun 11, 2019Obstruction of Flow; Power Problem; Insufficient Device Problem Information; Patient Device Interaction Problem; Obstruction of Flow; Power Problem; Insufficient Device Problem Information; Patient Device Interaction Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THEIR INSULIN PUMP HAD UNSPECIFIED ALARM. THE CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS UNKNOWN. THE CUSTOMER ALSO REPORTED THAT THE INSULIN PUMP HAD UNEXPLAINED NO DELIVERY ALARM. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 8686722 ↗
• InjuryMay 11, 2019Adverse Event Without Identified Device or Use Problem; No Apparent Adverse Event; Adverse Event Without Identified Device or Use Problem; No Apparent Adverse Event

  CUSTOMER REPORTED VIA PHONE CALL THAT THE CUSTOMER EXPERIENCED HYPERGLYCEMIA. THE CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS 414 MG/DL AND OVER 600 MG/DL AT THE TIME OF INCIDENT. CUSTOMER EXPERIENCED NO SYMPTOMS FOR HIGH BLOOD GLUCOSE EVENT. CUSTOMER WAS TREATED WITH MANUAL INJECTION FOR HIGH BLOOD GLUCOSE LEVEL. CUSTOMER WAS ASSISTED WITH TROUBLESHOOTING FOR HIGH BLOOD GLUCOSE LEVEL. CUSTOMER HAS BEEN USING INSULIN PUMP SYSTEM WITHIN 48 HOURS OF REPORTED HIGH BLOOD GLUCOSE EVENT. CUSTOMER REPORTED THAT THEY HAVE CONTACTED THEIR HEALTHCARE PROFESSIONAL REGARDING THE HIGH BLOOD GLUCOSE LEVEL. CUSTOMER WAS NEITHER IN EMERGENCY ROOM, NOR ADMITTED INTO HOSPITAL, NOR WAS EMERGENCY MEDICAL SERVICE DISPATCHED AS A RESULT OF HIGH BLOOD GLUCOSE LEVEL. CUSTOMER STATED THAT THE INSULIN PUMP WAS NOT ALLEGING UNDER DELIVERING. CUSTOMER STATED THAT THE DRIVE SUPPORT CAP WAS NORMAL. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 8602272 ↗
• InjuryMay 2, 2019Obstruction of Flow; No Apparent Adverse Event; Obstruction of Flow; No Apparent Adverse Event

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THEY EXPERIENCED HIGH BLOOD GLUCOSE. THE CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS 555 MG/DL. CUSTOMER ALSO EXPERIENCED BLOOD GLUCOSE LEVEL OF 55 MG/DL. CUSTOMER ALSO STATED THAT THE INSULIN PUMP HAD NO DELIVERY ALARM. CUSTOMER WAS REPORTING A PAST EVENT. CUSTOMER REPORTED THAT THE ALARM DID NOT OCCUR DURING MANUAL PRIME. CUSTOMER STATED THAT THE EVENT WAS RESOLVED BY CHANGING COMPLETE SET. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 8572253 ↗
• MalfunctionApr 24, 2019Device Difficult to Program or Calibrate; Power Problem; Patient Device Interaction Problem; Device Difficult to Program or Calibrate; Power Problem; Patient Device Interaction Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE BUTTONS WERE WELL WORN. THE CUSTOMER¿S BLOOD GLUCOSE WAS UNKNOWN AT THE TIME OF INCIDENT. THE CUSTOMER ALSO REPORT THAT THE BATTERIES JUST DIES AND INSULIN PUMP HAD REJECTED FRESH BATTERIES. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 8543635 ↗
• InjuryMar 15, 2019Adverse Event Without Identified Device or Use Problem; Adverse Event Without Identified Device or Use Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THEY WERE HOSPITALIZED DUE TO HIGH BLOOD GLUCOSE ON (B)(6) 2019 WITH BLOOD GLUCOSE OF 350 MG/DL AND INSULIN PUMP WAS NOT WORKING. THE CUSTOMER EXPERIENCED SYMPTOMS SUCH AS STOMACHACHE. THE CUSTOMER WAS TREATED WITH INTRAVENOUS INJECTION AND MANUAL INJECTION. THE CUSTOMER WAS WEARING THE INSULIN PUMP DURING THE HOSPITALIZATION. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 8424227 ↗
• MalfunctionSep 6, 2018Power Problem; Power Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THEIR INSULIN PUMP REJECTING THE BATTERY. THE CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS UNKNOWN. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 7849653 ↗
• MalfunctionSep 4, 2018Device Difficult to Program or Calibrate; Device Difficult to Program or Calibrate

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE INSULIN PUMP WAS REJECTING THE NEW BATTERIES AND SQUIRT INSULIN WHEN RESERVOIR WAS OVER FILLED AND ACT BUTTON HAD TO PRESS TWICE. THE CUSTOMER¿S BLOOD GLUCOSE LEVEL WAS UNKNOWN AT THE TIME OF THE INCIDENT. THE CUSTOMER WAS ADVISED TO DISCONTINUE USE OF THE INSULIN PUMP AND TO REVERT TO THE BACK-UP PLAN. THE INSULIN PUMP WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 7841543 ↗
• MalfunctionAug 28, 2018Patient Device Interaction Problem; Patient Device Interaction Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE PLASTIC RING AND O-RING WAS BROKEN. THE CUSTOMER BLOOD GLUCOSE WAS UNKNOWN. THE PRODUCT WILL BE NOT RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 7821845 ↗
• MalfunctionAug 13, 2018Failure to Cycle; Failure to Cycle

  CUSTOMER REPORTED VIA PHONE CALL THE INSULIN PUMP ALARMED COMPROMISED FORCE SENSOR SYSTEM. CUSTOMER BLOOD GLUCOSE READING WAS 308 MG/DL. THE DRIVE SUPPORT IS NORMAL. THE ALARM OCCURRED WHILE CHANGING THE RESERVOIR. CUSTOMER STATED INSULIN KEEP SQUIRTING OUT AND COULD NOT REWINDING AND PRIMING PROCESS. THE INSULIN PUMP WILL BE RETURNING FOR ANALYSIS.

  Patient problems: Hyperglycemia

  MAUDE report 7777528 ↗
• MalfunctionAug 6, 2018Power Problem; Power Problem

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THEY RECEIVED FAILED BATTERY TEST ALARM. THE CUSTOMER'S BLOOD GLUCOSE WAS 170 MG/DL AT THE TIME OF INCIDENT. TROUBLESHOOTING WAS DONE. THE CUSTOMER STATED THAT THE BATTERY COMPARTMENT AND SPRING WERE NOT DAMAGED OR CORRODED. THE CUSTOMER STATED THAT THE BATTERY CAP WAS NOT DAMAGED OR CORRODED. THE CUSTOMER STATED THAT THE FAILED BATTERY TEST ALARM RECURRED AFTER INSERTING A NEW BATTERY. THE CUSTOMER WAS ADVISED THAT THE INSULIN PUMP WILL NEED TO BE REPLACED. THE CUSTOMER WAS ADVISED TO REVERT TO BACK-UP PLAN. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 7755409 ↗
• MalfunctionAug 2, 2018No Display/Image; No Display/Image

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THE INSULIN PUMP WAS EXPOSED TO MOISTURE. THE CUSTOMER¿S BLOOD GLUCOSE WAS 188 MG/DL. CUSTOMER STATED THAT THE INSULIN PUMP WAS VIBRATING WITHOUT AN ALARM. CUSTOMER STATED THAT THE INSULIN PUMP DISPLAY WENT BLANK IMMEDIATELY AFTER PUMP EXPOSURE TO MOISTURE. CUSTOMER STATED THAT A CONSTANT TONE WAS OCCURRING. CONSTANT TONE STOPPED AFTER THE BATTERY WAS PUT BACK IN, THEN WHEN HE PUT THE BATTERY BACK IN THERE WAS CONSTANT VIBRATION, THEN EACH TIME HE TAKES THE BATTERY OUT IT WILL EITHER BE TONES OR VIBRATIONS. THE CUSTOMER WAS ADVISED TO DISCONTINUE USE OF THE PUMP AND REVERT TO BACKUP PLAN. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 7744175 ↗
• MalfunctionAug 1, 2018Obstruction of Flow; Obstruction of Flow

  THE CUSTOMER REPORTED VIA PHONE CALL THAT THEY RECEIVED NO DELIVERY ALARM AS WELL AS FAILED BATTERY TEST. THE CUSTOMER'S BLOOD GLUCOSE WAS UNKNOWN AT THE TIME OF INCIDENT. TROUBLESHOOTING WAS NOT PERFORMED. THE DEVICE WILL NOT BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 7738408 ↗
• MalfunctionJul 19, 2018Power Problem; Power Problem

  CUSTOMER REPORTED VIA PHONE CALL THAT REPORTED THAT THE INSULIN PUMP HAD FAILED BATTERY TEST ALARM. CUSTOMER¿S BLOOD GLUCOSE WAS 129 MG/DL AT THE TIME OF INCIDENT. CUSTOMER STAT THAT ERROR OCCURRED AFTER INSERTING NEW BATTERY. THE INSULIN PUMP WILL BE RETURNED FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 7701697 ↗
• MalfunctionJul 17, 2018Human-Device Interface Problem; Human-Device Interface Problem

  CUSTOMER REPORTED VIA PHONE CALL THAT THE INSULIN PUMP HAD UNEXPECTED RESTART. CUSTOMER'S BLOOD GLUCOSE VALUE WAS 124 MG/DL. THE CUSTOMER WAS ASSISTED WITH TROUBLESHOOTING. THE CUSTOMER ADVISED TO DISCONTINUE USE OF THE INSULIN PUMP AND REVERT TO A BACK-UP PLAN. CUSTOMER WILL BE RETURNED DEVICE FOR ANALYSIS.

  Patient problems: No Consequences Or Impact To Patient

  MAUDE report 7693018 ↗

Recalls under the same FDA submission

These recalls involve devices cleared under P980022. One submission often covers many models, so check the product and lot details in each record.

• Z-1750-2026 · Feb 13, 2026 · Open, Classified
  Paradigm REAL-Time Revel Insulin Pump (MMT-523, MMT-723)
• Z-1749-2026 · Feb 13, 2026 · Open, Classified
  Paradigm REAL-Time Insulin Pump (MMT-522, MMT-722)
• Z-1256-2025 · Jan 31, 2025 · Open, Classified
  Paradigm insulin pump, REF: MMT-522, MMT-523, MMT-551, MMT-722, MMT-723, MMT-751
• Z-1587-2020 · Jun 27, 2019 · Open, Classified
  Medtronic MiniMed Paradigm Insulin pump, model number MMT-522
• Z-1593-2020 · Jun 27, 2019 · Open, Classified
  Medtronic MiniMed Paradigm Insulin pump, model number MMT-723K
• Z-1588-2020 · Jun 27, 2019 · Open, Classified
  Medtronic MiniMed Paradigm Insulin pump, model number MMT-722
• Z-1590-2020 · Jun 27, 2019 · Open, Classified
  Medtronic MiniMed Paradigm Insulin pump, model number MMT-722K
• Z-1589-2020 · Jun 27, 2019 · Open, Classified
  Medtronic MiniMed Paradigm Insulin pump, model number MMT-522K
• Z-1594-2020 · Jun 27, 2019 · Open, Classified
  Medtronic MiniMed Paradigm Insulin pump, model number MMT-723
• Z-1591-2020 · Jun 27, 2019 · Open, Classified
  Medtronic MiniMed Paradigm Insulin pump, model number MMT-523
• Z-1592-2020 · Jun 27, 2019 · Open, Classified
  Medtronic MiniMed Paradigm Insulin pump, model number MMT-523K
• Z-2442-2015 · Jul 22, 2015 · Terminated
  Guardian Real-Time Monitor, Model No. CSS7100. Indicated for continuous or periodic monitoring of glucose levels in the fluid under the skin, in adults (18 years and older) with d
• Z-2179-2014 · Jul 21, 2014 · Terminated
  Medtronic MiniMed Guardian Monitor, Model No. CSS7100, CSS7100K Product Usage: The Medtronic MiniMed model CSS7100 and CSS7100K Guardian REAL-Time monitors are used in combinatio
• Z-2544-2014 · Mar 13, 2014 · Terminated
  Medtronic MiniMed Paradigm Insulin Infusion Pumps, Paradigm models: MMT-511, MMT-512, MMT-712, MMT-712E, MMT-515, MMT-715, MMT-522, MMT-522K, MMT-722, MMT-722K, MMT-523, MMT-523K