Forklifts and telehandlers specifications and technical data
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Bobcat TL623 Specifications

Basic Information

The Bobcat TL623 telehandler is a compact yet powerful telescopic tool carrier that balances maneuverability, lift capacity, and versatility for construction, agriculture, landscaping, and material-handling tasks. With a rated load capacity of 2,722 kg (6,000 lb) and a maximum lift height of 6.7 m (264 in), the TL623 brings full-size telehandler reach and strength into a narrower-footprint, easier-to-transport machine - ideal for farms, rental fleets, small building sites, yards, and municipal work.

Powered by a turbocharged 74-hp diesel engine requiring no diesel-particulate filter (DPF), the TL623 delivers straightforward, low-maintenance power with stable torque for boom lifting, hydraulic attachments, and travel. The hydrostatic drive, combined with four-wheel drive and multi-mode steering, gives it excellent traction and maneuverability on tight sites or uneven ground.

The frame is designed for durability, and the standard quick-attach (Power Bob-Tach) mounting system ensures rapid changeover between forks, buckets, grapples, or other attachments - maximizing its utility and reducing downtime.

With operator comfort in mind, the TL623 includes a fully enclosed ROPS/FOPS cab, air-suspension seat, modern controls including a joystick for boom, travel, and hydraulics, and a digital display panel. These features, together with its lifting/rating capacity and compact size, make it a strong candidate for those needing a versatile, general-purpose telehandler without the size and cost of the largest units.

Engine Specs

The TL623 is powered by a turbocharged 74-hp (55 kW) Bobcat-branded diesel engine. This powerplant is designed to meet emissions regulations without DPF or SCR after-treatment, simplifying maintenance and improving reliability under heavy use.

Technical Data
- Engine type: 4-cylinder, 4-stroke, turbocharged diesel
- Rated output: 74 hp (55 kW)
- Emissions: Tier-4 / non-DPF design
- Fuel: diesel (ULSD where required)
- Cooling: liquid-cooled with heavy-duty radiator
- Aspiration: turbocharged forced-induction
- Idle speed: approx. 800-900 rpm
- Max governed speed: approx. 2,200-2,400 rpm

Lubrication System
- Type: full-pressure wet-sump
- Oil capacity: approx. 8-10 L
- Oil grade: SAE 15W-40 (API CK-4 or higher)
- Filtration: full-flow spin-on cartridge
- Oil pressure (normal): approx. 35-50 psi

Cooling System
- Coolant capacity: approx. 10-12 L
- Radiator: multi-row heavy-duty industrial
- Thermostat opening: approx. 82C
- System pressure: approx. 14-17 psi

Drive Train

The TL623 uses a hydrostatic drive system offering smooth acceleration, travel, and precise load placement.

Transmission
- Type: hydrostatic, variable displacement
- Forward travel speed (high): 18.3 mph (29.5 km/h)
- Creep/low range: approx. 4.7 mph (7.6 km/h)
- Control: joystick or shuttle lever
- Transmission fluid capacity: approx. 10-15 L

Axles and Drive
- Drive configuration: permanent 4WD
- Axle type: planetary reduction axles
- Rear axle: oscillating for traction and stability
- Oscillation angle: approx. 8-12 deg
- Axle oil: SAE 80W-90 gear oil
- Capacity per axle: approx. 3-5 L

Brakes
- Service brakes: hydraulic wet-disc, oil-immersed
- Parking brake: spring-applied, hydraulic-release automatic brake
- Brake characteristics: durable, low-maintenance, contamination-resistant

Electrical System

- Voltage: 12 V
- Alternator: approx. 90-120 A
- Battery: 100-150 Ah
- Starter motor: 2.5-3.5 kW
- Wiring harness: sealed, abrasion-resistant
- Display: digital panel with engine/hydraulic status

Wheels and Tires

- Frame: reinforced welded-steel
- Drive: 4WD
- Standard tires: rough-terrain pneumatic (400/80-24 class)
- Optional tires: solid, flotation, agricultural lug, non-marking
- Ground clearance: typical for class (varies by tire)
- Undercarriage: protected hydraulic/electrical routing

- Steering type: hydrostatic
- Steering pump flow: approx. 20-25 L/min
- Rear axle: oscillating
- Turning radius: tight, due to multi-mode steering

Steering modes:
- Front-wheel steering
- Four-wheel coordinated steering
- Crab steering

Hydraulic System

- System type: load-sense hydraulic
- Auxiliary flow: 80 L/min (21.1 gpm)
- Max pressure: approx. 250 bar (3,626 psi)
- Reservoir capacity: approx. 60-90 L
- Cylinders: double-acting lift, tilt, extend
- Quick-attach: Power Bob-Tach
- Filtration: return-line filter, suction strainer

Service Refill Capacities

- Engine oil: 8-10 L
- Coolant: 10-12 L
- Transmission: 10-15 L
- Hydraulic oil: 60-90 L
- Axle oil: 3-5 L per axle
- Fuel tank: approx. 80-100 L

Performance Data

- Rated lift capacity: 2,722 kg (6,000 lb)
- Max lift height: 6.7 m (264 in / 22 ft)
- Max forward reach: 4.06 m (159.8 in / 13.3 ft)
- Capacity at max height: approx. 1,996 kg (4,400 lb)
- Capacity at max reach: approx. 1,043 kg (2,300 lb)
- Breakout force: 10,341 lbf
- Travel speed: 29.5 km/h (18.3 mph)
- Auxiliary flow: 80 L/min

Dimensions and Weight

- Overall length: 5.71 m (224.7 in)
- Length to fork heel: 5.0 m (196.7 in)
- Overall width: 2.1 m (82.7 in)
- Overall height: 2.14-2.29 m (84.3-90.2 in)
- Wheelbase: 2.82 m (111 in)
- Ground clearance: varies by tire
- Standard fork length: 1,200 mm (47 in)
- Optional forks: 1,000-1,500 mm
- Carriage width: 1,200-1,500 mm
- Max fork height: 7.0 m
- Max reach: 4.06 m
- Turning radius: compact, depends on mode
- Free lift: minimal (telehandler-style)
- Operating weight: 5,530 kg (12,191 lb)
- Working weight w/attachments: 5,700-6,000 kg

Maintenance Data

250-Hour Service
- Engine oil/filter
- Grease all lube points
- Clean coolers
- Check battery/electrics

500-Hour Service
- Replace fuel filters
- Inspect hydraulic filters
- Check axle oil
- Inspect driveline

1,000-Hour Service
- Replace hydraulic return filter
- Replace axle oil
- Inspect boom pads/slides
- Wheel lug torque

2,000-Hour Service
- Replace hydraulic oil
- Replace coolant
- Full structural inspection
- Hydraulic pressure/flow testing
- Complete drivetrain/electrical inspection

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