Login or create an account
CloseReturning Customer
I am a returning customer
Login or create an account
CloseRegister Account
If you already have an account with us, please login at the login form.
Your Account Has Been Created!
Thank you for registering with Juna Tools!
You will be notified by e-mail once your account has been activated by the store owner.
If you have ANY questions about the operation of this online shop, please contact the store owner.
Account Logout
You have been logged off your account. It is now safe to leave the computer.
Your shopping cart has been saved, the items inside it will be restored whenever you log back into your account.
Kubota Lowboy Pro GL 14kW Diesel Standby Generator
- $4,673.00
- Brands Kubota
- Product Code: GL14000
- Availability: In Stock
Kubota LowboyPro GL14000 14,000-Watt (14 kW) Diesel Standby GeneratorProduct OverviewThe Kubota LowboyPro GL14000 is a commercial-grade diesel generator designed to provide dependable standby and backup power for demanding residential, commercial, construction, and light-industrial applications. It delivers 14 kVA (14 kW) of maximum/standby output and 12 kVA (12 kW) of rated prime output at 120/24..
Liquid-Cooled 14kW Diesel Standby Generator for Backup Power
Kubota LowboyPro GL14000 14,000-Watt (14 kW) Diesel Standby Generator
Product Overview
The Kubota LowboyPro GL14000 is a commercial-grade diesel generator designed to provide dependable standby and backup power for demanding residential, commercial, construction, and light-industrial applications. It delivers 14 kVA (14 kW) of maximum/standby output and 12 kVA (12 kW) of rated prime output at 120/240 volts and 60 Hz.
Its LowboyPro design uses a compact, vertically oriented Kubota diesel engine and direct engine-to-generator coupling. The low-profile configuration helps reduce the generator's footprint while providing convenient access for routine maintenance. Kubota also incorporates a liquid-cooling system and multiple automatic shutdown protections for dependable operation.
Key Features
14,000-watt maximum output for higher-demand standby applications
12,000-watt rated/prime output for continuous-duty operation
Kubota D902 diesel engine with three cylinders
Vertical, water-cooled, 4-cycle diesel engine
120/240V single-phase, 3-wire output
60 Hz operating frequency
1.0 power factor
9.62-gallon fuel tank for extended operation
Electric starting system
Brushless, self-excited generator
One-side maintenance access for easier servicing
Automatic engine shutdown protection for low oil pressure, excessive coolant temperature, improper charging, and overspeed
Overcurrent protection
Spill containment system
Compact LowboyPro enclosure designed to maximize usable installation space
Power Specifications
| Specification | Details |
|---|---|
| Model | GL14000-USA |
| Series | LowboyPro |
| Maximum / Standby Output | 14 kVA / 14 kW |
| Rated / Prime Output | 12 kVA / 12 kW |
| Voltage | 120/240 V |
| Frequency | 60 Hz |
| Phase / Wire | Single-phase, 3-wire |
| Power Factor | 1.0 |
| Rated Current | 50 A at 240 V / 50 A × 2 at 120 V |
| Generator Type | Revolving-field, brushless |
| Excitation | Self-excited |
| Number of Poles | 2 |
| Insulation Class | F |
The GL14000-USA is specified for 12 kW rated prime output and 14 kW standby output, with 120/240V single-phase operation.
Engine Specifications
| Specification | Details |
|---|---|
| Engine Manufacturer | Kubota |
| Engine Model | D902 |
| Engine Type | Vertical, water-cooled, 4-cycle diesel |
| Number of Cylinders | 3 |
| Displacement | 0.898 L / 55 cu. in. |
| Engine Speed | 3,600 RPM |
| Combustion System | Indirect injection |
| Starting System | Electric |
| Fuel | No. 2-D, S15 diesel |
| Cooling Method | Water cooled |
| Continuous Rated Engine Output | 20.7 HP |
The D902 engine is designed specifically for compact diesel-powered equipment and provides the power required for the GL14000's generator package.
Fuel Capacity & Runtime
The GL14000 has a 36.4-liter (9.62-gallon) fuel tank. Kubota's published specifications indicate the following approximate fuel consumption and continuous operating times:
| Load | Fuel Consumption | Approx. Runtime |
|---|---|---|
| 100% Load | 1.29 gal./hr. | 7.0 hours |
| 75% Load | 1.03 gal./hr. | 9.0 hours |
| 50% Load | 0.85 gal./hr. | 11.0 hours |
| 25% Load | 0.66 gal./hr. | 15.0 hours |
Actual runtime can vary depending on load, operating conditions, fuel quality, temperature, and generator maintenance.
Receptacles & Electrical Connections
The standard GL14000 configuration includes:
Two 120V 20A GFCI receptacles
One 120/240V 50A twist-type receptacle
Main circuit breaker
Secondary in-line circuit breakers
Grounding and neutral-bonding system
The exact receptacle arrangement should be confirmed against the specific GL14000-USA configuration before purchase, particularly for installations requiring transfer-switch or hardwired connections.
Protection & Safety Features
The generator is equipped with several systems intended to protect the engine and electrical equipment during operation.
Automatic Engine Protection
The GL14000 can shut the engine down when abnormal operating conditions are detected, including:
Low engine oil pressure
Excessive coolant temperature
Improper charging
Overspeed/over-revolution condition
Additional Protection
Standard overcurrent protective device
Emergency-stop system
Neutral-bonding/grounding system
Spill containment with approximately 82 liters of capacity
Protective generator enclosure and access panels
Dimensions & Weight
| Specification | Details |
|---|---|
| Length | 51.57 in. / 1,310 mm |
| Width | 25.2 in. / 640 mm |
| Height | 35.24 in. / 895 mm |
| Dry Weight | Approx. 904 lb. / 410 kg |
| Net Weight | Approx. 1,003 lb. / 455 kg |
The LowboyPro enclosure maintains a relatively compact footprint for a generator in the 14 kW class, making it suitable where installation space is limited.
Noise Level
Kubota's published specifications list a sound level of approximately 65 dB(A) at no load and 67 dB(A) at rated operation when measured at 7 meters (23 feet). Actual sound levels can vary with installation conditions and surrounding surfaces.
Maintenance-Friendly Design
The LowboyPro platform is designed with a large one-side access panel, allowing routine maintenance to be performed primarily from one side of the generator. Kubota describes this layout as part of the GL Series' effort to simplify service access while keeping the generator's overall footprint compact.
Typical Applications
The Kubota GL14000 is well suited for:
Commercial standby power
Emergency backup power
Construction sites
Workshops and service facilities
Agricultural operations
Small industrial facilities
Temporary jobsite power
Equipment requiring dependable 120/240V power
Backup systems where a compact liquid-cooled diesel generator is preferred
Why Choose the Kubota GL14000?
The Kubota LowboyPro GL14000 combines a 14 kW maximum output, proven Kubota diesel power, liquid cooling, compact packaging, and comprehensive engine protection in one generator platform. Its 120/240V output, 9.62-gallon fuel tank, and maintenance-friendly enclosure make it a practical choice for applications that require dependable backup power without moving to a substantially larger generator.
Product Specifications at a Glance
Brand: Kubota
Model: GL14000-USA
Series: LowboyPro GL Series
Fuel Type: Diesel
Maximum / Standby Output: 14,000 W / 14 kW
Rated / Prime Output: 12,000 W / 12 kW
Voltage: 120/240 V
Frequency: 60 Hz
Phase: Single-phase, 3-wire
Power Factor: 1.0
Engine: Kubota D902
Engine Type: 3-cylinder, 4-cycle, water-cooled diesel
Engine Speed: 3,600 RPM
Fuel Tank: 9.62 gal. / 36.4 L
Dimensions: 51.57 × 25.2 × 35.24 in.
Dry Weight: Approx. 904 lb.
Net Weight: Approx. 1,003 lb.
Noise Level: Approx. 67 dB(A) at rated operation / 7 m
Application: Standby, commercial, construction, agricultural, and industrial power
Important: Kubota documentation identifies the model as GL14000-USA and provides the specifications above. Configuration, emissions certification, receptacles, and installation requirements can vary by production version and market. Verify the exact generator configuration and applicable 50-state emissions certification with the seller or Kubota before purchasing.