TH48-E80 Oilfield Transmission

TH48-E80 Oilfield Transmission

Your operation depends on the power driving it. And your transmission is as crucial to your power solution as the engine. Cat transmissions are proven in the oil and gas industry and widely known for their exceptional power, leading durability, ease of operation, and shifting options. Ideal applications for Cat TH48-E80 transmissions include pressure pumping, kill mud pumps, coil tubing pump support, nitrogen units, and acidizing units. TH48-E80 transmissions are optimized for use with Cat 3512B, Cat 3512C, and Cummins QSK50 engines. Cat transmissions are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. Cat TH48-E80 oilfield transmission. Gross input power: 1715 bkW (2300 bhp).

Download Product Documents

Engine Specifications

Gross Input Power
2300.0bhp
Gross peak input torque
6556.0ft-lb
Rated input speed
1900.0RPM
Gear type
Straight spur planetary
Gears
8F/0R
1F gear ration
3.34
2F gear ration
2.45
3F gear ration
2.20
4F gear ration
1.81
5F gear ration
1.62
6F gear ration
1.36
7F gear ration
1.19
8F gear ration
1.00

Dimensions

Width
33.85in
Height
46.34in
weight
4878.0lb
Length
78.13in

Standard Equipment

  • Cat Engines For Optimized Power Train
    • Cat 3512B
    • Cat 3512C
    • Cummins QSK45
    • Cummins QSK50
  • Transmission Rotation
    • Input rotation — counterclockwise
    • Output rotation — counterclockwise (as viewed from rear)
  • Torque Converter
    • Integral torque converter
    • Series — TC58927-ESLF
    • Stall torque ratio - 2.20
  • Clutches
    • Clutches — electro-hydraulic fully modulated, oil cooled, multidisc
    • Clutch modulation control — Cat Electronic Clutch Pressure Control (ECPC)
  • Installation Connections
    • 2 oil cooler lines
    • 1 electrical connector
    • 1 pump
  • Oil System
    • Cat Transmission/drive Train Oil-4 (tdto)
      • Continuous — 194°F (90°C)
      • Maximum Intermittent — 210°F (99°C)
    • Sump Oil Temperatures
      • Continuous — 90°C (195°F)
      • Maximum Intermittent — 99°C (210°F)
    • Hydraulic fill capacity — Approx. 152 L (40 gal), subject to cooler size, lines, and installation.
    • Filter Type — 10 micron synthetic, cartridge remote mount
  • Mountings
    • Input connection (flywheel) — SAE #0
    • Output connections (yoke) — GWB 390.60/GWB 390.65
    • Structural application subject to Caterpillar approval
  • Control System
    • Electronic Control Unit (ECU)
    • Electronic data link, SAE J1939
    • Electrical system 24V
  • Power Take-off Drives
    • Location
      • 3 positions (3 o’clock, 5 o’clock, and 9 o’clock from rear)
    • Mounting type: SAE 8 bolt (J704)
    • Rated Power
      • 112 kW/150 hp continuous
      • Pump drive subject to 15 kW (20 hp) @ 1900 rpm limitation until device is approved by Caterpillar