Product Description
The Genie GE-33944A.S is an OEM replacement optical interrupt wheel engineered for Genie garage door openers. Optical interrupt wheel for DC screw-drive Genie Excelerator and CMD series openers. Dimensions: 2-1/16" diameter x 9/16" depth, 7/16" shutter, 3/8" partial hole. Mounting method: Shaft mount - 3/8" partial hole. Compatible with Genie Excelerator, Pro99, CMD9900, H8000 and other Genie series models. This part restores proper opener function and is manufactured to OEM specifications for reliable long-term service.
Key Features
- Provides door position and speed feedback to control board
- 2-1/16" diameter precision optical wheel
- Exclusive to Excelerator and CMD series DC screw-drive openers
- Not interchangeable with IC or PMX generation wheel GE-32987A.S
- OEM replacement for reliable encoder performance
Compatibility Guide
- Excelerator
- Pro99
- CMD9900
- H8000
- ISD990
- ISD995
- ISD1000
Professional Specs
| Feature | Specification |
|---|
| Model | Genie GE-33944A.S |
| Item Type | Optical Interrupt Wheel |
| Dimensions | 2-1/16" diameter x 9/16" depth, 7/16" shutter, 3/8" partial hole |
| Mounting | Shaft mount - 3/8" partial hole |
Frequently Asked Questions
Q: What does the optical interrupt wheel do?
A: It is an optical interrupt wheel that rotates through a photo-interrupter sensor, generating pulses that the control board uses to track door position and speed.
Q: Is the 33944A.S interchangeable with GE-32987A.S?
A: No, the 33944A.S is exclusive to Excelerator and CMD series openers. The GE-32987A.S is used on IC and PMX generation openers and is not interchangeable.
Q: Which Genie opener models use this optical interrupt wheel?
A: It is compatible with Excelerator, Pro99, CMD9900, H8000, ISD990, ISD995, and ISD1000 openers.
Q: What are the dimensions of this wheel?
A: The wheel is approximately 2-1/16" in diameter with a 9/16" depth, a 7/16" shutter, and a 3/8" partial hole for shaft mounting.
Q: Are there any alternate or legacy part numbers for this wheel?
A: No legacy or alternate part numbers have been identified for the 33944A.S optical interrupt wheel.
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