from Klingon Ship Recognition Manual, 2nd Edition, FASA, design by Matt Jefferies, re-draw by Brad R. Torgersen
Known Sphere Of Operation: Triangle; Federation border
Data Reliability: C
Major Data Source: Triangle Sector Intelligence
NOTES:
| Construction Data: | |||||
| Model Number — | Variant-1 | Variant-2 | Variant-3 | Variant-4 | Variant-5 |
| Ship Class — | IX | IX | IX | IX | IX |
| Date Entering Service — | 2273 | 2275 | 2291 | 2309 | 2332 |
| Number Constructed — | Refit | Refit | Refit | Refit | Refit |
| Hull Data: | |||||
| Superstructure Points — | 23 | 23 | 23 | 23 | 23 |
| Damage Chart — | C | C | C | C | C |
| Size: | |||||
| Length — | 221 m | 221 m | 221 m | 221 m | 221 m |
| Width — | 156 m | 156 m | 156 m | 156 m | 156 m |
| Height — | 62 m | 62 m | 62 m | 62 m | 62 m |
| Weight — | 139,227 mt | 138,830 mt | 138,587 mt | 138,547 mt | 139,085 mt |
| Cargo: | |||||
| Cargo Units — | 190 SCU | 190 SCU | 190 SCU | 190 SCU | 190 SCU |
| Cargo Capacity — | 9,500 mt | 9,500 mt | 9,500 mt | 9,500 mt | 9,500 mt |
| Landing Capacity — | None | None | None | None | None |
| Equipment Date: | |||||
| Control Computer Type — | ZD-6 | ZD-6 | ZD-6 | ZD-6 | ZD-6 |
| Transporters: | |||||
| Standard 6-person — | 3 | 3 | 3 | 3 | 3 |
| Combat 22-person — | 2 | 2 | 2 | 2 | 2 |
| Emergency 18-person — | 1 | 1 | 1 | 1 | 1 |
| Cargo — | 2 | 2 | 2 | 2 | 2 |
| Other Data: | |||||
| Crew — | 226 | 226 | 226 | 263 | 263 |
| Troops — | 40 | 40 | 40 | 40 | 40 |
| Shuttlecraft — | 5 | 5 | 5 | 5 | 5 |
| Engines And Power Data: | |||||
| Total Power Units Available — | 52 | 52 | 52 | 52 | 63 |
| Movement Point Ratio — | 3/1 | 3/1 | 3/1 | 3/1 | 3/1 |
| Warp Engine Type — | KWE-3 | KWE-3 | KWE-3 | KWE-3 | KWE-3 |
| Number — | 2 | 2 | 2 | 2 | 2 |
| Power Units Available — | 20 ea. | 20 ea. | 20 ea. | 20 ea. | 20 ea. |
| Stress Charts — | J/M | J/M | J/M | J/M | J/M |
| Max Safe Cruising Speed — | Warp 8 | Warp 8 | Warp 8 | Warp 8 | Warp 8 |
| Emergency Speed — | Warp 9 | Warp 9 | Warp 9 | Warp 9 | Warp 9 |
| Impulse Engine Type — | NID-1 | NID-1 | NID-1 | NID-1 | KIF-2 |
| Power Units Available — | 12 | 12 | 12 | 12 | 23 |
| Weapons And Firing Data: | |||||
| Beam Weapon Type — | KD-8 | KD-8 | KD-8 | KD-16 | KD-16 |
| Number — | 2 | 2 | 2 | 6 | 6 |
| Firing Arcs — | 1 f/p, 1 f/s | 1 f/p, 1 f/s | 1 f/p, 1 f/s | 2 f/p, 2 f/s, | 2 f/p, 2 f/s, |
| 1 p/a, 1 s/a | 1 p/a, 1 s/a | ||||
| Firing Chart — | U | U | U | Y | Y |
| Maximum Power — | 7 | 7 | 7 | 6 | 6 |
| Damage Modifiers: | |||||
| +3 | (1-7) | (1-7) | (1-7) | (1-9) | (1-9) |
| +2 | (8-15) | (8-15) | (8-15) | (10-17) | (10-17) |
| +1 | (16-20) | (16-20) | (16-20) | (18-22) | (18-22) |
| Beam Weapon Type — | OD-13 | OD-4 | OD-4 | – | – |
| Number — | 4 | 4 | 4 | – | – |
| Firing Arcs — | 1 f/p, 1 f/s, | 1 f/p, 1 f/s, | 1 f/p, 1 f/s, | – | – |
| 1 p/a, 1 s/a | 1 p/a, 1 s/a | 1 p/a, 1 s/a | |||
| Firing Chart — | L | T | T | – | – |
| Maximum Power — | 7 | 6 | 6 | – | – |
| Damage Modifiers: | |||||
| +3 | (-) | (-) | (-) | – | – |
| +2 | (1-6) | (1-18) | (1-18) | – | – |
| +1 | (7-12) | (-) | (-) | – | – |
| Torpedo Weapon Type — | – | NPT-3 | NPT-4 | NPT-4 | KP-12 |
| Number — | – | 1 | 1 | 1 | 1 |
| Firing Arcs — | – | 1 f | 1 f | 1 f | 1 f |
| Firing Chart — | – | P | Q | Q | P |
| Power to Arm — | – | 2 | 2 | 2 | 2 |
| Damage — | – | 15 | 20 | 20 | 28 |
| Shield Data: | |||||
| Deflector Shield Type — | OSQ | OSQ | KSH | KSK | KST |
| Shield Point Ratio — | 1/3 | 1/3 | 1/3 | 1/2 | 1/3 |
| Maximum Shield Power — | 11 | 11 | 11 | 12 | 32 |
| Combat Efficiency: | |||||
| D — | 121.4 | 121.4 | 121.4 | 98.9 | 167.9 |
| WDF — | 27.4 | 40.8 | 43.5 | 53.5 | 57.9 |