HomeSDMOSDMO JM40UC

SDMO JM40UC Generator Set

The SDMO JM40UC is a 40 kW (50 kVA) Diesel standby generator set powered by a John Deere 3029TF270 engine. It is available at 480/277 V, 440/254 V, 240/120 V, 230/115 V, 220/127 V and 208/120 V, 3-phase, 60 Hz and rated 60 A. It holds about 6 L (1.6 gal) of oil and 16.1 L (4.3 gal) of coolant, with a maximum ambient rating of 50 °C. The set measures 1520×780×1180 mm (59.8×30.7×46.5 in), weighs about 780 kg (1720 lb) and produces 71 dBA at 7 m.

40 kW
Standby
2.9 L
Displacement
6.0 L
Oil capacity
1
Document types

How to read your SDMO serial & model number →

Typical fuel consumption for 40–45 kW Diesel generators →

Compare with other 40–45 kW Diesel generators →

Service parts for the JM40UC

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

Fuel system

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 power40 kW
Standby kVA50
Prime power36 kW
EmissionsEPA Carb
ControllerNexys
Oil capacity6.0 L
AlternatorMecc Alte ECO 32 3S
Voltage options480/277 V, 440/254 V, 240/120 V, 230/115 V, 220/127 V, 208/120 V
Phase3
Rated current60 A
Power factor0.8
Battery voltage12 V
Battery quantity1
Coolant capacity16.1 L
Max ambient50 °C
Dimensions (L×W×H)1520×780×1180 mm
Dry weight780 kg
Sound level71.0 dBA @ 7 m

Engine

John Deere 3029TF270
Oil capacity6.0 L
Coolant capacity5.3 L
Displacement2.9 L
AspirationTurbo
Rated speed1800 rpm

Maintenance & consumables

for the John Deere 3029TF270
ItemSpecCapacityPart #Interval
Air filterAir intake
Fuel filterFuel System330560552 Amazon eBay $17.99 PartsGeek $11.97
Oil filterTotal oil capacity w/filters
Battery12 V battery
BeltSystem
CoolantGencool16.1 L
Oil6.0 L
Spark plugN/A

Compatible filters for the John Deere 3029TF270 — cross-referenced via Donaldson. Options to verify against your serial number, not confirmed for this exact unit.

  • Air filter: Sdmo 330570162 Sdmo 802290300112 John Deere AP3330 John Deere RE45828 John Deere AM129028
  • Oil filter: Sdmo 330560553 Sdmo FHU554 John Deere DZ112582 John Deere DZ118286 John Deere AR58956

Common questions

What size generator is the SDMO JM40UC?

The SDMO JM40UC is rated 40 kW standby (50.0 kVA).

Which engine powers the SDMO JM40UC?

The SDMO JM40UC is powered by the John Deere 3029TF270 engine.

What kind of fuel does the SDMO JM40UC run on?

The SDMO JM40UC runs on Diesel.

How much oil does the SDMO JM40UC take?

The John Deere 3029TF270 engine in the SDMO JM40UC has an oil capacity of 6.0 liters.

What alternator comes on the SDMO JM40UC?

The SDMO JM40UC uses a Mecc Alte ECO 32 3S alternator.

Which oil filter part number does the SDMO JM40UC take?

The SDMO JM40UC uses oil filter part numbers SDMO 330560553, SDMO FHU554.

What fuel filter fits the SDMO JM40UC?

The SDMO JM40UC uses fuel filter part number 330560552.

Which air filter part number does the SDMO JM40UC take?

The SDMO JM40UC uses air filter part numbers SDMO 330570162, SDMO 802290300112.

Parts

3
Part #DescriptionQtySystem
791278Biological hydraulic fluid Alt. 1Fluid Amazon eBay
991990Battery disconnecterBattery Amazon eBay
791275Sound Power level CA141 105Service part / kit 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
Prime50%6.911.8
Prime75%10.12.7
Prime100%13.113.5
Standby110%14.933.9

Available documents

Spec sheet — J40UC (SDMO)Spec sheet — JM40UC (SDMO)
Full service, cheapest listings

Priced items from this model's own parts manual.

Fuel filter 330560552$11.97
1 priced item$11.97
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