The image shows an Airman SDG45S mobile generator, a diesel-powered unit designed for various applications requiring reliable power.
A trailer-mounted diesel generator, specifically an Airman SDG45S-8E2. You can see the "SDG45" model designation and the "AIRMAN" branding on the unit. The specifications listed confirm it has a 45 kVA prime power rating and a 28.75-hour runtime. It also displays the Tier 4 Final emissions compliance. Looks like a reliable power source for various applications right here in Tomball!
The image shows an Airman SDG45S mobile generator, a diesel-powered unit designed for various applications requiring reliable power.
A trailer-mounted diesel generator, specifically an Airman SDG45S-8E2. You can see the "SDG45" model designation and the "AIRMAN" branding on the unit. The specifications listed confirm it has a 45 kVA prime power rating and a 28.75-hour runtime. It also displays the Tier 4 Final emissions compliance. Looks like a reliable power source for various applications right here in Tomball!
Airman

Airman 45kVA Mobile Diesel Generator SDG45S-8E2 Three-Phase Prime Power Isuzu Engine Tier 4 Final 28.75-Hour Runtime Digital Control Panel Trailer-Mounted

In stock
SKU: SDG45S-8E2
$36,500.00
Description

Power That Moves With You – Rugged, Quiet, and Built for Demanding Environments

Call for Availability and Shipping 281-351-2211

When uptime and mobility matter most, the Airman SDG45S-8E2 45kVA Mobile Generator delivers. Designed for construction sites, emergency response, and remote operations, this generator offers three-phase and single-phase switchable output, a Tier 4 Final Isuzu diesel engine, and an impressive 28.75-hour runtime at full load.

Equipped with Delta Demand Excitation for industry-leading motor starting capability, the SDG45S-8E2 automatically adjusts to load changes for consistent performance. The DSEGenset® digital control panel provides real-time monitoring, while safety features like automatic shutdowns, a curbside electrical panel, and external fuel tank connections make operation and maintenance simple and secure.

Mounted on a heavy-duty trailer, this unit is ready to roll with multiple voltage options, lockable selector switch, and a compact footprint. Whether you're powering tools, lighting, or critical systems, this generator is engineered for reliability and built to perform in any environment.

What's Included

  • (1) Airman SDG45S-8E2 Mobile Generator – 45kVA Prime / 48.5kVA Standby
  • (1) Isuzu 4LE2X Tier 4 Final Diesel Engine
  • (1) Integrated Trailer – 4,519 lb GVWR with 1,182 lb trailer weight
  • (1) DSEGenset® Digital Control Panel
  • (1) External Fuel Tank Connection Kit

Available for pickup at our location:

30702 State Highway 249
Tomball, Texas 77375 

Monday-Friday 7am-5pm CST 
Saturday 7am-1pm CST

Specifications

Model Number SDG45S-8E2
Prime Power 36 kW / 45 kVA
Standby Power 38.8 kW / 48.5 kVA
Engine Isuzu 4LE2X – 57.7 HP @ 1,800 RPM
Voltage – Single Phase 120V / 240V / 277V (Switchable)
Voltage – Three Phase 208V / 240V / 416V / 480V (Switchable)
Amperage – 1 Phase 120V 60 A x 2
Amperage – 1 Phase 240V 60 A
Amperage – 3 Phase 208V 119 A
Amperage – 3 Phase 240V 108 A
Runtime @ Full Load 28.75 hours
Fuel Tank Capacity 80.5 gal
EPA Emission Level Tier 4 Final
Operating Weight 3,337 lbs
Dry Weight 2,954 lbs
GVWR 4,519 lbs
Trailer Weight 1,182 lbs
Dimensions (W/O Trailer) 74.8″ L x 38.2″ W x 61.4″ H
Dimensions (With Trailer) 144″ L x 70″ W x 73″ H
Warranty Manufacturer Warranty
Prop 65 WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov

Key Features

  • Delta Demand Excitation for superior motor starting
  • Digital control panel with real-time monitoring
  • Lockable voltage selector switch for secure operation
  • External drain and fuel tank connections for easy maintenance
  • Trailer-mounted for fast deployment and transport

Power your next project with the Airman SDG45S-8E2—engineered for performance, built for mobility, and trusted in the toughest environments.


FEATURES