Online Data Transfer Units Converter
Convert from H12 to IDE (UDMA mode 2) Data Transfer Units

Convert from H12 to IDE (UDMA mode 2) Data Transfer Units

Use this tool to convert data transfer values from H12, a vendor-specific identifier, to the IDE (UDMA mode 2) standard transfer mode for legacy PATA/IDE devices.

Please check your input. It must be a valid numeric value.

H12 to IDE (UDMA mode 2) Conversion Table

H12 IDE (UDMA mode 2)

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.
Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.
Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.
H12 to IDE (UDMA mode 2) Conversion Table
H12 IDE (UDMA mode 2)

Explore More Data Transfer Units Converter

  1. How to convert from bit/second [b/s] to H12?
  2. How to convert from H12 to bit/second [b/s]?
  3. How to convert from byte/second [B/s] to H12?
  4. How to convert from H12 to byte/second [B/s]?
  5. How to convert from kilobit/second (SI def.) to H12?
  6. How to convert from H12 to kilobit/second (SI def.)?
  7. How to convert from kilobyte/second (SI def.) to H12?
  8. How to convert from H12 to kilobyte/second (SI def.)?
  9. How to convert from kilobit/second [kb/s] to H12?
  10. How to convert from H12 to kilobit/second [kb/s]?
  11. How to convert from kilobyte/second [kB/s] to H12?
  12. How to convert from H12 to kilobyte/second [kB/s]?
  13. How to convert from megabit/second (SI def.) to H12?
  14. How to convert from H12 to megabit/second (SI def.)?
  15. How to convert from megabyte/second (SI def.) to H12?
  16. How to convert from H12 to megabyte/second (SI def.)?
  17. How to convert from megabit/second [Mb/s] to H12?
  18. How to convert from H12 to megabit/second [Mb/s]?
  19. How to convert from megabyte/second [MB/s] to H12?
  20. How to convert from H12 to megabyte/second [MB/s]?
  21. How to convert from gigabit/second (SI def.) to H12?
  22. How to convert from H12 to gigabit/second (SI def.)?
  23. How to convert from gigabyte/second (SI def.) to H12?
  24. How to convert from H12 to gigabyte/second (SI def.)?
  25. How to convert from gigabit/second [Gb/s] to H12?
  26. How to convert from H12 to gigabit/second [Gb/s]?
  27. How to convert from gigabyte/second [GB/s] to H12?
  28. How to convert from H12 to gigabyte/second [GB/s]?
  29. How to convert from terabit/second (SI def.) to H12?
  30. How to convert from H12 to terabit/second (SI def.)?
  31. How to convert from terabyte/second (SI def.) to H12?
  32. How to convert from H12 to terabyte/second (SI def.)?
  33. How to convert from terabit/second [Tb/s] to H12?
  34. How to convert from H12 to terabit/second [Tb/s]?
  35. How to convert from terabyte/second [TB/s] to H12?
  36. How to convert from H12 to terabyte/second [TB/s]?
  37. How to convert from ethernet to H12?
  38. How to convert from H12 to ethernet?
  39. How to convert from ethernet (fast) to H12?
  40. How to convert from H12 to ethernet (fast)?
  41. How to convert from ethernet (gigabit) to H12?
  42. How to convert from H12 to ethernet (gigabit)?
  43. How to convert from OC1 to H12?
  44. How to convert from H12 to OC1?
  45. How to convert from OC3 to H12?
  46. How to convert from H12 to OC3?
  47. How to convert from OC12 to H12?
  48. How to convert from H12 to OC12?
  49. How to convert from OC24 to H12?
  50. How to convert from H12 to OC24?
  51. How to convert from OC48 to H12?
  52. How to convert from H12 to OC48?
  53. How to convert from OC192 to H12?
  54. How to convert from H12 to OC192?
  55. How to convert from OC768 to H12?
  56. How to convert from H12 to OC768?
  57. How to convert from ISDN (single channel) to H12?
  58. How to convert from H12 to ISDN (single channel)?
  59. How to convert from ISDN (dual channel) to H12?
  60. How to convert from H12 to ISDN (dual channel)?
  61. How to convert from modem (110) to H12?
  62. How to convert from H12 to modem (110)?
  63. How to convert from modem (300) to H12?
  64. How to convert from H12 to modem (300)?
  65. How to convert from modem (1200) to H12?
  66. How to convert from H12 to modem (1200)?
  67. How to convert from modem (2400) to H12?
  68. How to convert from H12 to modem (2400)?
  69. How to convert from modem (9600) to H12?
  70. How to convert from H12 to modem (9600)?
  71. How to convert from modem (14.4k) to H12?
  72. How to convert from H12 to modem (14.4k)?
  73. How to convert from modem (28.8k) to H12?
  74. How to convert from H12 to modem (28.8k)?
  75. How to convert from modem (33.6k) to H12?
  76. How to convert from H12 to modem (33.6k)?
  77. How to convert from modem (56k) to H12?
  78. How to convert from H12 to modem (56k)?
  79. How to convert from SCSI (Async) to H12?
  80. How to convert from H12 to SCSI (Async)?
  81. How to convert from SCSI (Sync) to H12?
  82. How to convert from H12 to SCSI (Sync)?
  83. How to convert from SCSI (Fast) to H12?
  84. How to convert from H12 to SCSI (Fast)?
  85. How to convert from SCSI (Fast Ultra) to H12?
  86. How to convert from H12 to SCSI (Fast Ultra)?
  87. How to convert from SCSI (Fast Wide) to H12?
  88. How to convert from H12 to SCSI (Fast Wide)?
  89. How to convert from SCSI (Fast Ultra Wide) to H12?
  90. How to convert from H12 to SCSI (Fast Ultra Wide)?
  91. How to convert from SCSI (Ultra-2) to H12?
  92. How to convert from H12 to SCSI (Ultra-2)?
  93. How to convert from SCSI (Ultra-3) to H12?
  94. How to convert from H12 to SCSI (Ultra-3)?
  95. How to convert from SCSI (LVD Ultra80) to H12?
  96. How to convert from H12 to SCSI (LVD Ultra80)?
  97. How to convert from SCSI (LVD Ultra160) to H12?
  98. How to convert from H12 to SCSI (LVD Ultra160)?
  99. How to convert from IDE (PIO mode 0) to H12?
  100. How to convert from H12 to IDE (PIO mode 0)?
  101. How to convert from IDE (PIO mode 1) to H12?
  102. How to convert from H12 to IDE (PIO mode 1)?
  103. How to convert from IDE (PIO mode 2) to H12?
  104. How to convert from H12 to IDE (PIO mode 2)?
  105. How to convert from IDE (PIO mode 3) to H12?
  106. How to convert from H12 to IDE (PIO mode 3)?
  107. How to convert from IDE (PIO mode 4) to H12?
  108. How to convert from H12 to IDE (PIO mode 4)?
  109. How to convert from IDE (DMA mode 0) to H12?
  110. How to convert from H12 to IDE (DMA mode 0)?
  111. How to convert from IDE (DMA mode 1) to H12?
  112. How to convert from H12 to IDE (DMA mode 1)?
  113. How to convert from IDE (DMA mode 2) to H12?
  114. How to convert from H12 to IDE (DMA mode 2)?
  115. How to convert from IDE (UDMA mode 0) to H12?
  116. How to convert from H12 to IDE (UDMA mode 0)?
  117. How to convert from IDE (UDMA mode 1) to H12?
  118. How to convert from H12 to IDE (UDMA mode 1)?
  119. How to convert from IDE (UDMA mode 2) to H12?
  120. How to convert from H12 to IDE (UDMA mode 2)?
  121. How to convert from IDE (UDMA mode 3) to H12?
  122. How to convert from H12 to IDE (UDMA mode 3)?
  123. How to convert from IDE (UDMA mode 4) to H12?
  124. How to convert from H12 to IDE (UDMA mode 4)?
  125. How to convert from IDE (UDMA-33) to H12?
  126. How to convert from H12 to IDE (UDMA-33)?
  127. How to convert from IDE (UDMA-66) to H12?
  128. How to convert from H12 to IDE (UDMA-66)?
  129. How to convert from USB to H12?
  130. How to convert from H12 to USB?
  131. How to convert from firewire (IEEE-1394) to H12?
  132. How to convert from H12 to firewire (IEEE-1394)?
  133. How to convert from T0 (payload) to H12?
  134. How to convert from H12 to T0 (payload)?
  135. How to convert from T0 (B8ZS payload) to H12?
  136. How to convert from H12 to T0 (B8ZS payload)?
  137. How to convert from T1 (signal) to H12?
  138. How to convert from H12 to T1 (signal)?
  139. How to convert from T1 (payload) to H12?
  140. How to convert from H12 to T1 (payload)?
  141. How to convert from T1Z (payload) to H12?
  142. How to convert from H12 to T1Z (payload)?
  143. How to convert from T1C (signal) to H12?
  144. How to convert from H12 to T1C (signal)?
  145. How to convert from T1C (payload) to H12?
  146. How to convert from H12 to T1C (payload)?
  147. How to convert from T2 (signal) to H12?
  148. How to convert from H12 to T2 (signal)?
  149. How to convert from T3 (signal) to H12?
  150. How to convert from H12 to T3 (signal)?
  151. How to convert from T3 (payload) to H12?
  152. How to convert from H12 to T3 (payload)?
  153. How to convert from T3Z (payload) to H12?
  154. How to convert from H12 to T3Z (payload)?
  155. How to convert from T4 (signal) to H12?
  156. How to convert from H12 to T4 (signal)?
  157. How to convert from E.P.T.A. 1 (signal) to H12?
  158. How to convert from H12 to E.P.T.A. 1 (signal)?
  159. How to convert from E.P.T.A. 1 (payload) to H12?
  160. How to convert from H12 to E.P.T.A. 1 (payload)?
  161. How to convert from E.P.T.A. 2 (signal) to H12?
  162. How to convert from H12 to E.P.T.A. 2 (signal)?
  163. How to convert from E.P.T.A. 2 (payload) to H12?
  164. How to convert from H12 to E.P.T.A. 2 (payload)?
  165. How to convert from E.P.T.A. 3 (signal) to H12?
  166. How to convert from H12 to E.P.T.A. 3 (signal)?
  167. How to convert from E.P.T.A. 3 (payload) to H12?
  168. How to convert from H12 to E.P.T.A. 3 (payload)?
  169. How to convert from H0 to H12?
  170. How to convert from H12 to H0?
  171. How to convert from H11 to H12?
  172. How to convert from H12 to H11?
  173. How to convert from Virtual Tributary 1 (signal) to H12?
  174. How to convert from H12 to Virtual Tributary 1 (signal)?
  175. How to convert from Virtual Tributary 1 (payload) to H12?
  176. How to convert from H12 to Virtual Tributary 1 (payload)?
  177. How to convert from Virtual Tributary 2 (signal) to H12?
  178. How to convert from H12 to Virtual Tributary 2 (signal)?
  179. How to convert from Virtual Tributary 2 (payload) to H12?
  180. How to convert from H12 to Virtual Tributary 2 (payload)?
  181. How to convert from Virtual Tributary 6 (signal) to H12?
  182. How to convert from H12 to Virtual Tributary 6 (signal)?
  183. How to convert from Virtual Tributary 6 (payload) to H12?
  184. How to convert from H12 to Virtual Tributary 6 (payload)?
  185. How to convert from STS1 (signal) to H12?
  186. How to convert from H12 to STS1 (signal)?
  187. How to convert from STS1 (payload) to H12?
  188. How to convert from H12 to STS1 (payload)?
  189. How to convert from STS3 (signal) to H12?
  190. How to convert from H12 to STS3 (signal)?
  191. How to convert from STS3 (payload) to H12?
  192. How to convert from H12 to STS3 (payload)?
  193. How to convert from STS3c (signal) to H12?
  194. How to convert from H12 to STS3c (signal)?
  195. How to convert from STS3c (payload) to H12?
  196. How to convert from H12 to STS3c (payload)?
  197. How to convert from STS12 (signal) to H12?
  198. How to convert from H12 to STS12 (signal)?
  199. How to convert from STS24 (signal) to H12?
  200. How to convert from H12 to STS24 (signal)?
  201. How to convert from STS48 (signal) to H12?
  202. How to convert from H12 to STS48 (signal)?
  203. How to convert from STS192 (signal) to H12?
  204. How to convert from H12 to STS192 (signal)?
  205. How to convert from STM-1 (signal) to H12?
  206. How to convert from H12 to STM-1 (signal)?
  207. How to convert from STM-4 (signal) to H12?
  208. How to convert from H12 to STM-4 (signal)?
  209. How to convert from STM-16 (signal) to H12?
  210. How to convert from H12 to STM-16 (signal)?
  211. How to convert from STM-64 (signal) to H12?
  212. How to convert from H12 to STM-64 (signal)?

What Is This Tool?

This converter allows users to translate H12, a vendor or internal classification label related to data transfer, into IDE (UDMA mode 2), a recognized Ultra DMA transfer mode used for configuring or understanding legacy PATA/IDE device performance.

How to Use This Tool?

  • Enter the value in H12 units representing your data or classification code
  • Select IDE (UDMA mode 2) as the target unit for conversion
  • Click convert to obtain the equivalent transfer mode value
  • Use the result to assist with device configuration, benchmarking, or troubleshooting

Key Features

  • Converts vendor-specific H12 identifiers to IDE (UDMA mode 2) transfer rate equivalents
  • Supports interpretation of legacy PC hardware transfer modes
  • Helps with configuration and troubleshooting of PATA/IDE devices
  • Browser-based, easy to use unit conversion
  • Provides example conversions for reference

Examples

  • 10 H12 converts to 0.072727273 IDE (UDMA mode 2)
  • 100 H12 converts to 0.72727273 IDE (UDMA mode 2)

Common Use Cases

  • Identifying and configuring legacy hard drives or optical drives for ATA/33 transfer settings
  • Interpreting device throughput or benchmark results that mention UDMA mode 2 capabilities
  • Translating vendor-specific data-plan or service labels into meaningful transfer modes
  • Troubleshooting firmware and driver issues in PATA hardware setups

Tips & Best Practices

  • Confirm the context of your H12 value since it is a vendor-specific identifier
  • Use the conversion only as an approximate mapping rather than direct data rate measurement
  • Apply the results primarily for legacy equipment configurations or performance comparisons
  • Consult device documentation to ensure compatibility with IDE (UDMA mode 2) settings

Limitations

  • H12 is not a standard data transfer unit but rather a vendor or internal code
  • Conversion depends on context and is approximate, not exact data rate equivalence
  • Use with caution when interpreting results for non-legacy or newer hardware
  • The converter assumes mapping between classification codes and standard transfer modes

Frequently Asked Questions

What does H12 represent in data transfer?
H12 is a vendor-specific or internal identifier used as a classification code rather than a standard unit of data transfer.

What is IDE (UDMA mode 2)?
IDE (UDMA mode 2), also known as ATA/33, is a transfer mode for legacy PATA interfaces with a theoretical maximum transfer rate of about 33.3 megabytes per second.

Can I use this conversion for modern hardware?
This conversion is intended for legacy PATA/IDE hardware configurations and may not apply accurately to modern devices.

Key Terminology

H12
A vendor or internal identifier used as a data transfer classification label, not a standard unit.
IDE (UDMA mode 2)
A legacy Ultra DMA transfer mode for PATA devices, also called ATA/33, providing around 33.3 MB/s transfer rate.
PATA
Parallel ATA, a legacy interface standard for connecting storage devices in PCs.

Quick Knowledge Check

What type of unit is H12?
IDE (UDMA mode 2) is commonly known as:
The conversion from H12 to IDE (UDMA mode 2) is: