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Terex T70P Generator Set

The Terex T70P is a 59 kW (70 kVA) diesel standby generator set powered by a Perkins 1104D-E44TG1 engine. It is available at 208 V, 220 V, 240 V, 440 V and 480 V, single-phase, 60 Hz and rated 225 A. It holds about 8.4 L (2.2 gal) of oil and 7 L (1.8 gal) of coolant, with a maximum ambient rating of 41 °C. The set measures 2790×1190×1620 mm (109.8×46.9×63.8 in) and weighs about 2445 kg (5390 lb). An integrated tank holds 606 L (160.1 gal), roughly 36 hours of runtime. The same 1104D-E44TG1 engine also powers generator sets from Perkins.

59 kW
Standby
4.41 L
Displacement
8.4 L
Oil capacity
1
Document types

Typical fuel consumption for 55–60 kW Diesel generators →

Compare with other 55–60 kW Diesel generators →

Service parts for the T70P

Grouped by system, with how many of each the parts manual calls for.

Air intake

1 required

Belts

1 required

Prices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.

Specifications

Fueldiesel
Frequency60.0 Hz
Standby power59 kW
Prime power54 kW
Oil capacity8.4 L
AlternatorStamford/AvK UCI224EIL73D
Voltage options208 V, 220 V, 240 V, 440 V, 480 V
Phase3 phase,1 phase
Rated current225 A
Circuit breaker225 A
Coolant capacity7.0 L
Max ambient41 °C
Dimensions (L×W×H)2790×1190×1620 mm
Dry weight2445 kg
Fuel tank606.0 L
Tank runtime36 hr

Engine

Perkins 1104D-E44TG1
Oil capacity8.4 L
Coolant capacity7.0 L
Displacement4.41 L
Aspirationturbocharged
Rated speed1800 rpm

Maintenance & consumables

for the Perkins 1104D-E44TG1
ItemSpecCapacityPart #Interval
Air filterAir Filter - Secondary125562 Amazon eBay
Fuel filter
Oil filter
Battery
BeltBelt125552 Amazon eBay FridayParts $77.87
Coolant16.5 litres
Oil8.4 litres
Spark plug

Common questions

How many kW is the Terex T70P?

The Terex T70P is rated 59 kW standby.

What engine is in the Terex T70P?

The Terex T70P is powered by the Perkins 1104D-E44TG1 engine.

Is the Terex T70P diesel or gas?

The Terex T70P runs on diesel.

What's the oil capacity on a Terex T70P?

The Perkins 1104D-E44TG1 engine in the Terex T70P has an oil capacity of 8.4 liters.

What alternator does the Terex T70P use?

The Terex T70P uses a Stamford/AvK UCI224EIL73D alternator.

Which air filter part number does the Terex T70P take?

The Terex T70P uses air filter part number 125562.

Troubleshooting

6

Symptoms & remedies

SymptomCauseRemedy
No generator output voltageCircuit breaker trippedReset circuit breaker
Low generator output voltageVoltage adjustment set too lowAdjust voltage potentiometer
Low engine speedCall TEREX Service
Fluctuating or surging generator output voltageCheck engine fuel, oil, and air filters
High generator output voltageVoltage adjustment potentiometer set too highAdjust potentiometer
High engine speedCall TEREX Service

Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing. Full Terex T70P troubleshooting guide (14 entries) →

Parts

2
Part #DescriptionQtySystem
125552BeltBelt Amazon eBay FridayParts $77.87
125562Air Filter - SecondaryAir filter Amazon eBay

Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Fuel consumption

RatingLoadL/hgal/h
Prime4.416.6
Prime50%3.413.0
Prime75%5.019.0
Standby5.621.0
Standby100%6.023.0

Available documents

Service manual — 134277 (Terex)