The maximum-capacity drum in the standard 1125 Series carries more hose weight than any other configuration in the line and automatic retraction of a fully loaded 325-foot drum, cycle after cycle in a production environment, is the duty case where the motor construction behind the direct gear drive matters most. The Coxreels 1125-4-325-AB pairs the 325-foot 1/2-inch hose drum with the #6 Gast cast iron 6-vane compressed air motor (a heavier-duty motor construction than the aluminum 4-vane #4 Gast, with six vanes for smoother torque delivery under the greater inertial load of the maximum-capacity drum and a cast iron body that withstands sustained high-cycle retraction use without the wear acceleration that lighter aluminum motors can experience on heavy drum loads) and direct gear drive (no chain gears engage the drum directly for quiet, smooth retraction without chain stretch or lubrication intervals). At 3,000 PSI working pressure across 325 feet of 1/2-inch ID hose on a machined solid brass 90° NPT swivel, with CNC-spun ribbed discs, permanently lubricated pillow block bearings, and the all-welded 12-gauge steel A-frame, the 1125-4-325-AB gives high-cycle production installations large warehouse floors, long equipment bays, extended facility maintenance runs the motor durability the maximum-reach drum demands.
Type: Compressed Air Motor Rewind Hose Reel | Series: 1125 | Motor Type: #6 Gast Cast Iron 6-Vane Air Motor | Drive: Direct Gear Drive (No Chain) | Hose I.D. (in.): 1/2 | Hose O.D. (in.): 7/8 | Hose Length (ft.): 325 | Hose Included: No | Max PSI: 3,000 | Swivel: Machined Solid Brass 90° NPT | Swivel Seals: Nitrile | Width (in.): 31.75 | Height (in.): 19.25 | Length (in.): 17.63 | Mounting Pattern M (in.): 21.44 | Mounting Pattern N (in.): 10 | Base X (in.): 23.38 | Base Y (in.): 16
Features
- #6 Gast cast iron 6-vane compressed air motor heavier motor construction than the aluminum #4 Gast, matched to the maximum-capacity 325-foot drum for sustained high-cycle retraction under full hose load
- Direct gear drive no chain or sprocket; engages the drum directly for quiet, smooth retraction without chain slack, stretch, or lubrication requirements across the full 325-foot drum capacity
- 325-foot maximum capacity the longest single-drum reach in the standard 1125 Series for 1/2-inch ID hose, covering large warehouse floors, long equipment bays, and extended facility layouts from a single fixed reel station
- Machined solid brass 90° full-flow NPT swivel inlet standard on 1/2" and 3/4" 1125 Series models; no need to remove the reel from its mount for seal maintenance or hose installation
- Exclusive low-profile outlet riser and open drum slot design provides a non-crimping, flat smooth hose wrap across all 325 feet of drum capacity
- Heavy-duty CNC robotically spun and ribbed discs with rolled edges for greater strength, durability, hose protection, and operator safety
- Sturdy one-piece, all CNC robotically welded 12-gauge steel A-frame base not bolted for superior reel structure; mounting pattern in base for wall, ceiling, or overhead installation
- Permanently lubricated, self-aligning pillow block bearings for trouble-free, smooth drum rotation under the full weight of a loaded 325-foot drum
- Adjustable tension brake prevents free-wheeling during hose deployment; long-lasting chip-resistant, rust-inhibiting CPC powder coat finish; 2-year manufacturer's limited warranty
Made in USA: 
Applications
- High-cycle large warehouse & distribution maintenance single overhead reel stations in large facilities where the reel retracts multiple times per hour across a full shift and the cast iron motor construction is chosen specifically for the sustained duty cycle at maximum drum capacity
- Long equipment bays & production floor MRO heavy truck shops, manufacturing plants, and assembly facilities with deep bays or long production lines where 325 feet of reach is required and high retraction frequency makes the #6 Gast the more durable motor choice
- Mining & large industrial maintenance shops large maintenance bays where the combination of maximum hose reach and high-cycle motor durability both matter for daily production support operations
- Agricultural & rural facility operations large equipment sheds and grain handling facilities where 325 feet of reach covers the full structure and daily retraction frequency across multiple shifts justifies the cast iron motor upgrade over the aluminum variant
- Fleet service & vehicle maintenance centers multi-bay facilities with long service drives where a single 325-foot overhead reel replaces multiple shorter-reach stations and the cast iron motor sustains the combined cycle count of serving multiple bays from one mount point
FAQs
Q: Why choose the #6 Gast cast iron motor over the #4 Gast aluminum motor specifically on the 325-foot drum?
A: On the 325-foot drum the heaviest retraction load in the standard 1125 Series the motor starts against significantly more hose weight than on 100-foot or 200-foot models. The cast iron body of the #6 Gast handles the heat generated by that heavier startup load better than an aluminum body, and the six-vane design delivers smoother, more consistent torque through the full retraction stroke. For lower-cycle installations where the reel retracts infrequently, the aluminum #4 Gast is adequate; for high-cycle production environments on the 325-foot drum, the cast iron #6 Gast is the appropriate choice.
Q: What air supply does the #6 Gast motor need to retract a fully loaded 325-foot drum?
A: The #6 Gast motor uses your existing shop air supply (typically 90 120 PSI) through a separate small-diameter air line to the motor independent of the 1/2-inch working fluid path through the drum. Gast does not publish a universal CFM figure for this motor in reel retraction service. On a fully loaded 325-foot drum, startup inertia is at its greatest in the 1125 Series confirm your compressed air system can deliver stable pressure to the motor under full drum load without dropping below the motor's minimum operating pressure, while simultaneously supplying connected tools.
Q: How does the 1125-4-325-AB compare physically to the 1125-4-100-AB?
A: The motor construction is identical both use the #6 Gast cast iron 6-vane air motor with direct gear drive. The difference is entirely drum capacity and physical size. The 325-foot model is 31.75 inches wide versus approximately 19.75 inches wide on the 100-foot motorized model roughly 12 inches wider. The mounting bolt pattern also differs: 21.44 inches × 10 inches on the 325-foot model versus 9.44 inches × 10 inches on the 100-foot model. Height (19.25 inches) and depth (17.63 inches) are consistent between the two. Plan mounting structure and ceiling clearance accordingly before ordering.
Q: Does the reel accept less than 325 feet of hose?
A: Yes the drum accepts 1/2" ID / 7/8" OD hose up to 325 feet. Any length up to the maximum can be installed and the reel will function normally. If your current reach requirement is shorter but future extension is possible, loading the 325-foot drum to partial capacity is a practical approach. If 325 feet of reach is definitively more than needed, a smaller-capacity model may be more economical and physically narrower.
Q: Does the reel come with hose included?
A: No the 1125-4-325-AB ships less hose. The drum accepts 1/2" ID / 7/8" OD hose up to 325 feet. Select hose rated for your working pressure and media (air, water, oil, or other compatible fluids at up to 3,000 PSI) and install it on the drum before use. At 325 feet, hose weight adds substantially to the loaded reel weight factor this into the mounting structure load calculation for wall and ceiling installations.
| LESS HOSE | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SKU | STANDARD CAP | OPTIONAL CAP. Reducer required |
INLET SWIVEL & OUTLET RISER | PSI | HP SKU | HP PSI | APRX. LBS. | SIZE INDEX | ||||
| I.D. | O.D. | FT. | I.D. | O.D. | FT. | |||||||
| 1125-4-325 | 1/2" | 7/8" | 325 | 3/8" | 3/4" | 450 | 1/2" F NPT | 3000 | HP1125-4-325 | 5000 | 48 | 3 |
| 1125-4-325-A | 1/2" | 7/8" | 325 | 3/8" | 3/4" | 450 | 1/2" F NPT | 3000 | HP1125-4-325-A | 5000 | 48 | 3 |
| 1125-4-325-AB | 1/2" | 7/8" | 325 | 3/8" | 3/4" | 450 | 1/2" F NPT | 3000 | HP1125-4-325-AB | 5000 | 48 | 3 |
| 1125-4-325-C | 1/2" | 7/8" | 325 | 3/8" | 3/4" | 450 | 1/2" F NPT | 3000 | HP1125-4-325-C | 5000 | 48 | 3 |
| 1125-4-325-E | 1/2" | 7/8" | 325 | 3/8" | 3/4" | 450 | 1/2" F NPT | 3000 | HP1125-4-325-E | 5000 | 48 | 3 |
| 1125-4-325-ED | 1/2" | 7/8" | 325 | 3/8" | 3/4" | 450 | 1/2" F NPT | 3000 | HP1125-4-325-ED | 5000 | 48 | 3 |
| 1125-4-325-EF | 1/2" | 7/8" | 325 | 3/8" | 3/4" | 450 | 1/2" F NPT | 3000 | HP1125-4-325-EF | 5000 | 48 | 3 |
| 1125-4-325-EB | 1/2" | 7/8" | 325 | 3/8" | 3/4" | 450 | 1/2" F NPT | 3000 | HP1125-4-325-EB | 5000 | 48 | 3 |
| 1125-4-325-EA | 1/2" | 7/8" | 325 | 3/8" | 3/4" | 450 | 1/2" F NPT | 3000 | HP1125-4-325-EA | 5000 | 48 | 3 |
| 1125-4-325-H | 1/2" | 7/8" | 325 | 3/8" | 3/4" | 450 | 1/2" F NPT | 3000 | HP1125-4-325-H | 5000 | 48 | 3 |
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