Get a quoteCat® 352 UHD Ultra High Demolition Hydraulic Excavator
Demolition Excavator with the Largest Work Tools for 8 to 9 Story Work
More Comfort – More Performance – More Versatility
-
MAXIMIZE MACHINE UTILIZATION
Hydraulic quick disconnect requires no tools to swap booms in 15 minutes enabling work up to 28 m (92 ft) with a 3.7 T (8,160 lb) tool with UHD front or basement to 2 story work and truckloading with Retrofit.
-
MAXIMIZE JOBSITE EFFICIENCY
Variable gauge undercarriage provides excellent stability extended and ease of transportation retracted.
-
COMFORT & SAFETY
Deluxe tilting cab includes P5A high resistance glass for safety and premium seat for comfort, while 254 mm (10 in) color touchscreen indicates easy to read stability monitoring system information.
-
LESS CO2 EMISSIONS
The 352 UHD emits up to 25% less CO2 than the previous 345C.*
Engine
| Biodiesel Capability | Up to B20¹ |
| Bore | 5 in |
| Displacement | 763 in³ |
| Emissions | Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards. |
| Engine Model | Cat C13B |
| Engine Power - ISO 14396 | 445 hp |
| Engine Power - ISO 14396 (DIN) | 451.4 hp (metric) |
| Net Power - ISO 9249 | 443 hp |
| Net Power - ISO 9249 (DIN) | 448.7 hp (metric) |
| Note (1) | Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 1,800 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture. |
| Note (2) | ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) and are compatible* with ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)*** 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. *While Caterpillar engines are compatible with these alternative fuels, some regions may not allow their use. ** Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. *** Engines with no aftertreatment devices are compatible with higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer). |
| Stroke | 6 in |
Hydraulic System
| Main System - Maximum Flow | 779 l/min (206 gal/min) |
| Maximum Pressure - Equipment | 5076 psi |
| Maximum Pressure - Equipment - Lift Mode | 5511 psi |
| Maximum Pressure - Swing | 3771 psi |
| Maximum Pressure - Travel | 5076 psi |
Swing Mechanism - UHD Fronts
| Swing Speed | 4.4 r/min |
Swing Mechanism
| Maximum Swing Torque | 139000 lbf·ft |
| Swing Speed | 8.3 r/min |
Weights
| Machine Weight - Retrofit Configuration | 138900 lb |
| Note (1) | Hydraulic Variable Gauge undercarriage, 28 m (91'10") UHD front, 600 mm (24") triple grouser shoes and 12.0 mt (26,455 lb) counterweight. No work tool. |
| Note (3) | Hydraulic Variable Gauge undercarriage, Retrofit boom, R3.35TB (10'6") stick, HD 2.41 m³ ( 3.15 yd³) bucket, 600 mm (24") triple grouser shoes and 12.0 mt (26,455 lb) counterweight. |
| Operating Weight | 142200 lb |
| Retrofit Boom in Cradle - R2.9 TB Stick | 15760 lb |
| Retrofit Boom in Cradle - R3.35 TB Stick | 16440 lb |
| Retrofit Boom in Cradle - R3.9 TB Stick | 16820 lb |
| UHD in Cradle | 26000 lb |
Service Refill Capacities
| Cooling System | 13.7 gal (US) |
| DEF Tank | 21.1 gal (US) |
| Engine Oil | 10.6 gal (US) |
| Final Drive - Each | 2.5 gal (US) |
| Fuel Tank Capacity | 188.9 gal (US) |
| Hydraulic System - Including Tank | 145.3 gal (US) |
| Hydraulic Tank | 57.3 gal (US) |
| Swing Drive - Each | 2.8 gal (US) |
Dimensions
| Cab Height - With OPG | 11.8 ft |
| Counterweight Clearance | 4.7 ft |
| Ground Clearance | 1.7 ft |
| Machine Length - without Front and Counterweight | 24.9 ft |
| Machine Length - without Front, with Counterweight | 25.4 ft |
| Note (1) | 28 m (91'10") UHD Front |
| Note (2) | 600 mm (24") Track Shoes |
| Shipping Gauge - Retracted Position | 7.8 ft |
| Shipping Height - Top of Cab | 11.1 ft |
| Shipping Length | 61.8 ft |
| Tail Swing Radius | 12.3 ft |
| Track Length | 18.9 ft |
| Track Length to Center of Rollers | 15.6 ft |
| Track Width - Extended | 13.1 ft |
| Track Width - Retracted | 9.8 ft |
| Transport Width | 10.7 ft |
| Working Gauge - Extended Position | 11.1 ft |
Working Ranges and Forces
| Maximum Height at Stick Nose in Max Reach Position | 52.8 ft |
| Maximum Pin Height at Stick Nose | 90.8 ft |
| Maximum Reach at Stick Nose | 51.8 ft |
| Maximum Weight at Stick Nose | 8157 lb |
| Maximum Working Pin Height at Stick Nose - 1/2 | 75.2 ft |
| Maximum Working Reach at Stick Nose - 1/2 | 45.4 ft |
| Note (1) | 28 m (91' 10") UHD Front Over-the-Front |
Working Ranges and Forces - Retrofit Boom - Straight
| Bucket | GD 3.08 m³ (4.03 yd³) |
| Bucket Digging Force - ISO | 60250 lbf |
| Maximum Digging Depth | 16.9 ft |
| Maximum Height at Stick Nose in Max Reach Position | 7.7 ft |
| Maximum Loading Height | 33.6 ft |
| Maximum Pin Height at Stick Nose | 39.8 ft |
| Maximum Reach - Ground Level | 41.9 ft |
| Maximum Reach at Stick Nose | 36.5 ft |
| Maximum Weight at Stick Nose | 12830 lb |
| Minimum Loading Height | 15 ft |
| Note 1 | Straight - R3.35 m (11'0") Stick (Over-the-Front) |
| Stick Digging Force - ISO | 44740 lbf |
Working Ranges and Forces - Retrofit Boom - Bent
| Bucket | GD 3.08 m³ (4.03 yd³) |
| Bucket Digging Force - ISO | 60250 lbf |
| Maximum Cutting Height | 35.1 ft |
| Maximum Digging Depth | 21.9 ft |
| Maximum Loading Height | 24.6 ft |
| Maximum Reach - Ground Level | 39 ft |
| Minimum Loading Height | 10 ft |
| Note 1 | Bent - R3.35TB m (11'0") Stick |
| Stick Digging Force - ISO | 44740 lbf |
Air Conditioning System
| Air Conditioning | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. – If equipped with R134a (Global Warming Potential = 1430), the system contains 1.0 kg (2.2 lb) of refrigerant which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons). – If equipped with R1234yf (Global Warming Potential = 0.501), the system contains 0.85 kg (1.87 lb) of refrigerant which has a CO2 equivalent of 0.001 metric tonnes (0.001 tons). |
Get info about our financing options
Get The best solution for your job site needs
Let us help.
Related Products
Engine
| Biodiesel Capability | Up to B20¹ |
| Bore | 5 in |
| Displacement | 763 in³ |
| Emissions | Meets U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 emission standards. |
| Engine Model | Cat C13B |
| Engine Power - ISO 14396 | 445 hp |
| Engine Power - ISO 14396 (DIN) | 451.4 hp (metric) |
| Net Power - ISO 9249 | 443 hp |
| Net Power - ISO 9249 (DIN) | 448.7 hp (metric) |
| Note (1) | Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 1,800 rpm. Advertised power is tested per the specified standard in effect at the time of manufacture. |
| Note (2) | ¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) and are compatible* with ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)*** 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. *While Caterpillar engines are compatible with these alternative fuels, some regions may not allow their use. ** Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. *** Engines with no aftertreatment devices are compatible with higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer). |
| Stroke | 6 in |
Hydraulic System
| Main System - Maximum Flow | 779 l/min (206 gal/min) |
| Maximum Pressure - Equipment | 5076 psi |
| Maximum Pressure - Equipment - Lift Mode | 5511 psi |
| Maximum Pressure - Swing | 3771 psi |
| Maximum Pressure - Travel | 5076 psi |
Swing Mechanism - UHD Fronts
| Swing Speed | 4.4 r/min |
Swing Mechanism
| Maximum Swing Torque | 139000 lbf·ft |
| Swing Speed | 8.3 r/min |
Weights
| Machine Weight - Retrofit Configuration | 138900 lb |
| Note (1) | Hydraulic Variable Gauge undercarriage, 28 m (91'10") UHD front, 600 mm (24") triple grouser shoes and 12.0 mt (26,455 lb) counterweight. No work tool. |
| Note (3) | Hydraulic Variable Gauge undercarriage, Retrofit boom, R3.35TB (10'6") stick, HD 2.41 m³ ( 3.15 yd³) bucket, 600 mm (24") triple grouser shoes and 12.0 mt (26,455 lb) counterweight. |
| Operating Weight | 142200 lb |
| Retrofit Boom in Cradle - R2.9 TB Stick | 15760 lb |
| Retrofit Boom in Cradle - R3.35 TB Stick | 16440 lb |
| Retrofit Boom in Cradle - R3.9 TB Stick | 16820 lb |
| UHD in Cradle | 26000 lb |
Service Refill Capacities
| Cooling System | 13.7 gal (US) |
| DEF Tank | 21.1 gal (US) |
| Engine Oil | 10.6 gal (US) |
| Final Drive - Each | 2.5 gal (US) |
| Fuel Tank Capacity | 188.9 gal (US) |
| Hydraulic System - Including Tank | 145.3 gal (US) |
| Hydraulic Tank | 57.3 gal (US) |
| Swing Drive - Each | 2.8 gal (US) |
Dimensions
| Cab Height - With OPG | 11.8 ft |
| Counterweight Clearance | 4.7 ft |
| Ground Clearance | 1.7 ft |
| Machine Length - without Front and Counterweight | 24.9 ft |
| Machine Length - without Front, with Counterweight | 25.4 ft |
| Note (1) | 28 m (91'10") UHD Front |
| Note (2) | 600 mm (24") Track Shoes |
| Shipping Gauge - Retracted Position | 7.8 ft |
| Shipping Height - Top of Cab | 11.1 ft |
| Shipping Length | 61.8 ft |
| Tail Swing Radius | 12.3 ft |
| Track Length | 18.9 ft |
| Track Length to Center of Rollers | 15.6 ft |
| Track Width - Extended | 13.1 ft |
| Track Width - Retracted | 9.8 ft |
| Transport Width | 10.7 ft |
| Working Gauge - Extended Position | 11.1 ft |
Working Ranges and Forces
| Maximum Height at Stick Nose in Max Reach Position | 52.8 ft |
| Maximum Pin Height at Stick Nose | 90.8 ft |
| Maximum Reach at Stick Nose | 51.8 ft |
| Maximum Weight at Stick Nose | 8157 lb |
| Maximum Working Pin Height at Stick Nose - 1/2 | 75.2 ft |
| Maximum Working Reach at Stick Nose - 1/2 | 45.4 ft |
| Note (1) | 28 m (91' 10") UHD Front Over-the-Front |
Working Ranges and Forces - Retrofit Boom - Straight
| Bucket | GD 3.08 m³ (4.03 yd³) |
| Bucket Digging Force - ISO | 60250 lbf |
| Maximum Digging Depth | 16.9 ft |
| Maximum Height at Stick Nose in Max Reach Position | 7.7 ft |
| Maximum Loading Height | 33.6 ft |
| Maximum Pin Height at Stick Nose | 39.8 ft |
| Maximum Reach - Ground Level | 41.9 ft |
| Maximum Reach at Stick Nose | 36.5 ft |
| Maximum Weight at Stick Nose | 12830 lb |
| Minimum Loading Height | 15 ft |
| Note 1 | Straight - R3.35 m (11'0") Stick (Over-the-Front) |
| Stick Digging Force - ISO | 44740 lbf |
Working Ranges and Forces - Retrofit Boom - Bent
| Bucket | GD 3.08 m³ (4.03 yd³) |
| Bucket Digging Force - ISO | 60250 lbf |
| Maximum Cutting Height | 35.1 ft |
| Maximum Digging Depth | 21.9 ft |
| Maximum Loading Height | 24.6 ft |
| Maximum Reach - Ground Level | 39 ft |
| Minimum Loading Height | 10 ft |
| Note 1 | Bent - R3.35TB m (11'0") Stick |
| Stick Digging Force - ISO | 44740 lbf |
Air Conditioning System
| Air Conditioning | The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. – If equipped with R134a (Global Warming Potential = 1430), the system contains 1.0 kg (2.2 lb) of refrigerant which has a CO2 equivalent of 1.430 metric tonnes (1.576 tons). – If equipped with R1234yf (Global Warming Potential = 0.501), the system contains 0.85 kg (1.87 lb) of refrigerant which has a CO2 equivalent of 0.001 metric tonnes (0.001 tons). |