- Max Height: 53.68 ft / 16360 mm
- Max Reach Along Ground: 53.97 ft / 16450 mm
- Max Depth: 27.63 ft / 8420 mm
- Boom/Stick Option (Mat) 1: Boom 9770mm / Stick 7800mm
Published dimensions and weight
Caterpillar 345B L MH
The Caterpillar 345B L MH is a 51.4 t-class material handler with a 321 hp engine.
01Published dimensions and weight
Dimensions reference
Representative category illustration; exact model may differ.Measurement reference — not to scale

01Dimensions referenceLength × width × height
02Operating Weight W/O Attachment113207.4 lb51350 kg
03Selected published values33
Material handlers are commonly used to sort, lift and transfer bulk or recyclable materials. Published rows for Caterpillar 345B L MH include published engine power of 345 hp / 257.3 kw, published maximum speed of 2.8 mph / 4.4 km/h, the published “Max Height” field of 53.68 ft / 16360 mm. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Max Height” field (53.68 ft / 16360 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Max Reach Along Ground” field (53.97 ft / 16450 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Max Depth” field (27.63 ft / 8420 mm) with the specific machine's configuration and records; options and condition can differ.
02Specifications
Published values, clearly grouped.
Published specifications and measurements are organized by section for quick reference.
Boom/Stick Option (Mat) 1
Max Height53.68 ft16360 mm
Max Reach Along Ground53.97 ft16450 mm
Max Depth27.63 ft8420 mm
Boom/Stick Option (Mat) 1Boom 9770mm / Stick 7800mmBoom 9770mm / Stick 7800mm
Dimensions
Ground Clearance2.33 ft710 mm
Shipping Length44.46 ft13550 mm
Undercarriage Width14.18 ft4320 mm
Shipping Height14.21 ft4330 mm
Height To Top Of Cab - Fixed Riser15.95 ft4860 mm
Upperstructure Clearance4.89 ft1490 mm
Tail Swing Radius11.98 ft3650 mm
Engine
Engine Make22362236
Engine Model3176C ATAAC3176C ATAAC
Gross Power345 hp257.3 kw
Net Power321 hp239.4 kw
Power Measured @2000 rpm2000 rpm
Displacement628.6 cu in10.3 L
Operational
Operating Weight W/O Attachment113207.4 lb51350 kg
Fuel Capacity190.3 gal720 L
Cooling System Fluid Capacity17.5 gal66 L
Engine Oil Capacity8 gal30 L
Hydraulic System Fluid Capacity137.4 gal520 L
Operating Voltage24 V24 V
Alternator Supplied Amperage70 amps70 amps
Swing Mechanism
Swing Speed8.6 rpm8.6 rpm
Swing Torque109896.8 lb ft149000 Nm
Transmission
Transmission TypeHydrostaticHydrostatic
Max Speed2.8 mph4.4 km/h
Track Undercarriage
Shoe Size23.7 in600 mm
Track Gauge12.3 ft3720 mm
Length Of Track On Ground14.3 ft4340 mm
Hydraulic
Pump Capacity190.3 gal/min720 L/min
Relief Pressure4977.7 psi34320 kPa
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Manufacturer-published specifications.