Design Changes:
- Re-designed frame, lighter with higher power density
- F3 T-Box F1/F2/F3 interchangeable
- Flingers interchangeable with Inpro Seals
| OLD CAT# | NEW CAT# | HP | RPM | OLD FRAME | NEW FRAME |
| PDH2508 | PF2508 | 250 | 900 | 5009B | 5009B |
| PDH3008 | PF3008 | 300 | 900 | 5009B | 5009B |
| PDH3506 | PF3506 | 350 | 1200 | 5011B | 5009B |
| PDH3508 | PF3508 | 350 | 900 | 5011B | 5009B |
| PDH4002 | PF4002 | 400 | 3600 | 5009A | 5009A |
| PDH4004 | PF4004 | 400 | 1800 | 5009B | 5009B |
| PDH4006 | PF4006 | 400 | 1200 | 5011B | 5011B |
| PDH4008 | PF4008 | 400 | 900 | 5808B | 5011B |
| PDH4502 | PF4502 | 450 | 3600 | 5011A | 5009A |
| PDH4504 | PF4504 | 450 | 1800 | 5011B | 5009B |
| PDH4506 | PF4506 | 450 | 1200 | 5808B | 5011B |
| PDH4508 | PF4508 | 450 | 900 | 5808B | 5011B |
| PDH5002 | PF5002 | 500 | 3600 | 5011A | 5011A |
| PDH5004 | PF5004 | 500 | 1800 | 5011B | 5011B |
| PDH5006 | PF5006 | 500 | 1200 | 5808B | 5011B |
| PDH5008 | PF5008 | 500 | 900 | 5810B | 5810B |
| PDH6002 | PF6002 | 600 | 3600 | 5810A | 5011A |
| PDH6004 | PF6004 | 600 | 1800 | 5808B | 5011B |
| PDH6006 | PF6006 | 600 | 1200 | 5810B | 5011B |
| PDH6008 | PF6008 | 600 | 900 | 6808B | 5810B |
| PDH7002 | PF7002 | 700 | 3600 | 5810A | 5011A |
| PDH7004 | PF7004 | 700 | 1800 | 5810B | 5011B |
| PDH7006 | PF7006 | 700 | 1200 | 5810B | 5810B |
| PDH7008 | PF7008 | 700 | 900 | 6808B | 5810B |
| PDH8002 | PF8002 | 800 | 3600 | 6808A | 5810A |
| PDH8004 | PF8004 | 800 | 1800 | 5810B | 5810B |
| PDH8006 | PF8006 | 800 | 1200 | 6808B | 5810B |
| PDH8008 | PF8008 | 800 | 900 | 6808B | 6808B |
Dimension Comparison:
| Frame | C | O+T | AB | |
| AEHH8N (OLD) | 5009B | 69.75 | 37.00 | 35.28 |
| AFHH (NEW) | 5009B | 68.83 | 37.01 | 35.28 |
| AEHH8N (OLD) | 5011B | 77.69 | 37.00 | 35.28 |
| AFHH (NEW) | 5011B | 76.70 | 37.01 | 35.28 |
| AEHH8N (OLD) | 5810B | 81.81 | 40.90 | 30.50 |
| AFHH (NEW) | 5810B | 79.25 | 41.35 | 37.84 |
| AEHH8N (OLD) | 6808B | 87.28 | 45.30 | 31.80 |
| AFHH (NEW) | 6808B | 84.12 | 46.14 | 40.30 |
Key Takeaways:
- All of the above design changes will not impact standard mounting dimensions and all motors are NEMA standard drop in fit.
- Parts are not interchangeable with old design
