🌾 Keenan 340 TMR Mixer for Sale — Consistent Feed Mixing & Efficient Livestock Nutrition
If you're searching for a Keenan 340 TMR mixer for sale, this high-performance feed mixer is built to deliver consistent, accurate total mixed rations for livestock operations. Known for its reliable mixing technology and efficient performance, the Keenan 340 is a trusted choice for dairy, beef, and other livestock producers.
Designed to process a variety of feed ingredients—including silage, hay, grain, and supplements—the Keenan 340 ensures a uniform blend that supports optimal animal nutrition and performance. Its mixing system helps maintain fiber integrity while achieving thorough ingredient distribution.
Built with durability and ease of use in mind, the Keenan 340 offers dependable operation with a straightforward mechanical design that simplifies maintenance and reduces downtime. It is well-suited for farms looking to improve feeding efficiency and consistency.
Whether you're upgrading your feeding system or expanding your operation, the Keenan 340 TMR mixer remains a practical and cost-effective solution for reliable feed mixing.
General Specs
✔ Recently relined tub (major wear component replaced)
✔ General maintenance completed
✔ Ready for immediate use
This mixer has been part of a working livestock operation and has been used as intended for regular feeding. The owner has kept it maintained and recently invested in relining the tub to extend its usable life.
With that major maintenance already completed, the seller is now moving on from the unit — creating an opportunity for the next operation to step into a ready-to-work mixer without the downtime or expense of immediate repairs.
Available for sale is a 2010 Keenan 340 Total Mixed Ration (TMR) Mixer, a well-built and highly regarded unit designed for consistent feed mixing and long-term reliability.
Keenan mixers are known for their paddle-style MechFiber mixing system, which produces a uniform ration while maintaining fiber integrity — helping improve feed efficiency and overall animal performance. This makes them a strong choice for both dairy and beef operations focused on maximizing nutrition and minimizing waste.
This particular unit is in very good overall condition and has been recently relined, addressing one of the most important wear components on a mixer wagon. With its simple mechanical design, PTO drive system, and heavy-duty construction, this mixer is ready to go straight to work in daily feeding operations.
Specifications are believed to be accurate but are not guaranteed and may vary by unit. Buyers should independently verify all specifications, features, and condition prior to purchase.
🔹 CAPACITY
- Volume: ~16 m³ (565 cu ft)
- Load Capacity: ~6,000 kg (13,200 lbs)
🔹 MIXING SYSTEM
- Rotor: Single horizontal rotor
- Paddles: 6 angled paddles
- Mixing Speed: ~5–6 RPM rotor speed
- System Design:
- Chops, blends, and conditions feed without over-processing
- Maintains fiber length for better digestion
🔹 POWER REQUIREMENTS
- Drive Type: PTO driven
- PTO Speed: 540 PTO
- Tractor HP Required:
- Low horsepower requirement (typically ~80–120 HP)
🔹 FEEDING & DISCHARGE
- Discharge Type: Side discharge
- Feed Control: Guillotine-style door (variable feed control)
- Feed-Out: Even, controlled ration delivery
🔹 WEIGHING SYSTEM
- System: Electronic scale system (commonly Stad or similar)
- Function:
- Accurate ingredient loading
- Batch tracking and ration control
🔹 FEATURES
- Handles:
- Silage, hay, straw, grain, and liquids
- Bale Processing Capability (with option):
- Can process round bales (partially broken)
- Magnet on discharge (common option)
- Heavy-duty mixing chamber with knives
🔹 CONSTRUCTION
- Frame: Heavy-duty steel construction
- Mixing Chamber: Thick-wall tub with internal blades
- Drive: Chain-driven rotor system
- Running Gear: Tandem axle (typical)
🔹 QUICK SELLING SUMMARY
- 16m³ TMR mixer — solid mid-size unit
- Low horsepower requirement compared to vertical mixers
- Paddle system = consistent mix without destroying fiber
- Built for dairy and beef operations needing precise rations
- Simple, reliable, and proven Keenan design
🔥 PRO TIP (for your listing)
Push these hard when selling:
- “Low horsepower requirement” (big selling point)
- “Mech-Fiber system — superior mix quality”
- “Consistent ration = better feed efficiency”
If you want, I can turn this into a full Trustworthy listing (this one sells REALLY well when written right, especially to dairy guys).