nVent G280426G101 - SpectraCool Outdoor Partial Recess Mount G28, 4000BTU 230V, Lt Gray, Steel
nVent

G280426G101

UPC: 783510210571


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Overview

The nVent SpectraCool Outdoor Partial Recess Mount G28 (SKU: G280426G101) is a high-performance, industrial-grade air conditioning unit designed to deliver precise thermal management for outdoor enclosures in demanding environments. Engineered by nVent, a global leader in thermal management and electrical solutions, this 4000BTU, 230V unit combines durability, efficiency, and ease of installation to protect critical equipment from overheating while maintaining optimal operating conditions. With its lightweight gray steel construction and sleek partial recess mount design, the SpectraCool G28 is ideal for applications where space constraints, aesthetics, and reliability are paramount. Outdoor enclosures—such as electrical control panels, telecom cabinets, and industrial machinery housings—require robust cooling solutions that can withstand harsh conditions, including extreme temperatures, moisture, and dust. The SpectraCool G28 is purpose-built for these challenges, offering a filterless design that reduces maintenance while ensuring consistent airflow and cooling performance. Its compact footprint and partial recess mounting capability allow for seamless integration into existing infrastructure without compromising structural integrity or visual appeal. Whether deployed in manufacturing plants, data centers, renewable energy installations, or transportation hubs, this unit provides a dependable solution for thermal regulation in critical systems. Professionals in industrial, commercial, and infrastructure sectors rely on nVent’s SpectraCool series for its proven reliability and engineering excellence. The G28 model, in particular, stands out for its balanced cooling capacity (4000BTU), making it suitable for mid-sized enclosures where space and power efficiency are key considerations. Installation is streamlined thanks to nVent’s user-friendly design, which includes pre-drilled mounting points and compatibility with standard electrical configurations. The unit’s corrosion-resistant steel housing and powder-coated finish ensure long-term durability, even in coastal or high-humidity environments. nVent’s reputation as a trusted provider of thermal management solutions is built on decades of innovation and customer-centric engineering. The SpectraCool G28 exemplifies this commitment, offering a clean, professional appearance that aligns with modern industrial aesthetics while delivering the performance required for mission-critical applications. For facilities managers, system integrators, and maintenance teams seeking a low-maintenance, high-efficiency cooling solution, the SpectraCool Outdoor Partial Recess Mount G28 is an investment in reliability, longevity, and operational peace of mind.
  • Attractive industrial design with minimal use of visible fasteners
  • Level 1 Protection Includes: Protective coatings only applied to copper tubing and coils on the condenser (exterior facing) side as well as thermostat coatings
  • Energy-efficient rotary compressor on most models
  • Level 2 Protection Include: Everything that was coated in Level 1, plus protective coatings applied to the evaporator (interior facing ) side and an additional wrap around the thermostat
  • Cleanable, reusable aluminum mesh filter included to protect coils for maximum cooling performance in dirty environments
  • R407C, R513A or R134a refrigerants
  • 115, 230 and 400/460 VAC 3-phase power input on most models
  • Reliable mechanical thermostat on enclosure side of the unit
  • All G-series come standard with two separate thermostats for cooling and heating when a heater is equipped
  • Operating temperature range from -40 F/-40 C to 131 F/55 C

Specifications

Ambient Temperature
-40-131 °F
Ambient Temperature
40 Deg C
Amperage Rating
4.6/5.8 A
Application
Controls and Drives;Power Distribution
Application
Power Distribution; Controls and Drives
Btu Rating
4,600
Color
Light Gray
Color
Gray
Color
Lt Gray
Color Code
RAL 7035
Corrosion Resistant
No
Depth
259 mm
Depth
10.18 in
Finish
Powder Coated
Frequency Rating
50/60 Hz
Frequency Rating, Maximum
60 Hz
Frequency Rating, Minimum
50 Hz
Height
726 mm
Height
28.59 in
Material
Mild Steel
Material
Steel
Max Current
5.8 A
Mounting
Side wall
Mounting Type
Partial Recess Mount
NEMA Rating
4 Watertight
Nominal Capacity Btu/h
4,900 Btu/h
Nominal Capacity Watts
1,435 W
Nominal Voltage
230 V
Number Of Phases
1
Operating Temperature
-40-55 °C
Operating Temperature
-40-131
Operating Temperature
-40-55
Outdoor Installation
Yes
Phase
1 Ph
Phase
1
Product Family
SpectraCool
Protection Rating
NEMA Type 4
Refrigerant
R407C
Remote Access Control
No
Series
SpectraCool
Series
SpectraCool G28
Size
4000BTU
Thickness
20 ga
Thickness
51.40mm (2.024")
Type
Air Conditioners
Voltage AC
200-250 V
Voltage Rating
230 V
Weight
38 kg
Weight
127 lb
Width
17.01 in
Width
432 mm
Package Dimensions (L x W x H)
21 IN x 14 IN x 33 IN
Package Dimensions (L x W x H)
53.34 cm x 35.56 cm x 83.82 cm
Package Weight (Imperial)
127.000 L
Package Weight (Metric)
57.607 kg
SpectraCool Outdoor Partial Recess Mount G28, 6000BTU 230V, Lt Gray, Steel

G280626G101

SpectraCool Outdoor Partial Recess Mount G28, 6000BTU 230V, Lt Gray, Steel
DTT 6201 230V SC 7035

13256241055

DTT 6201 230V SC 7035
AC Unit 9-12,000 BTU/H 230V

DTS3245A230LG

AC Unit 9-12,000 BTU/H 230V

How to Install the G28 Air Conditioner

This guide provides step-by-step instructions for installing and configuring the G28 Air Conditioner, ensuring proper functionality and safety.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors, Mounting gasket

  1. Inspect the air conditioner

    Check the air conditioner for any visible damage and ensure it is functioning correctly before installation. Do not operate the unit if it has been in a horizontal position for more than five minutes.

  2. Install mounting gaskets

    Using the provided mounting gasket kit, attach the gaskets to the air conditioner to ensure a watertight seal.

  3. Mount the air conditioner

    Securely mount the air conditioner to the enclosure, ensuring not to damage the mounting gasket. Start the bolts by hand to avoid cross-threading.

  4. Wire the air conditioner

    Refer to the nameplate for electrical requirements and connect the unit to a properly grounded power supply. Ensure the circuit is fused with a slow blow or HACR circuit breaker.

  5. Verify electrical phasing

    For 3-phase units, check that the phase monitor light is illuminated after applying power, indicating correct phasing.

  6. Connect the thermostat

    If required, wire the remote mounted thermostat outputs to the appropriate terminals on the 24 VAC terminal strip according to the wiring diagram.

  7. Set the thermostat

    Adjust the thermostat to the desired cabinet temperature, following the guidelines in the Sequence of Operation.

  8. Test the air conditioner

    Allow the unit to remain upright for at least five minutes before starting. Power on the air conditioner and verify that the evaporator blower starts running.

Frequently Asked Questions about nVent

What industries and applications are nVent products used for?

nVent products are engineered for critical infrastructure and industrial applications across multiple demanding sectors. Key markets include Construction, Data Centers, Defense, Healthcare, Mining, Oil & Gas Refineries, Power Plants, Rail/Transit, Renewable Energy, Security, Ship Building, Steel Mills, Telecom, and Utilities. Their solutions are designed to withstand extreme environmental conditions, with temperature ranges from -55°C to 105°C and specialized features like UV resistance, oil resistance, and flame resistance.

What environmental ratings do nVent products have?

nVent enclosures feature comprehensive environmental ratings, including UL 508A, CSA, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13 certifications. They are rated IEC 60529 IP66, providing robust protection against dust, water, and corrosion in both indoor and outdoor environments. These products operate effectively in temperatures ranging from -40°F to 266°F, with enhanced UV inhibitors for outdoor weathering and oil-resistant gaskets for superior sealing.

What accessories are available for nVent products?

nVent offers a comprehensive range of accessories across multiple product lines, including EMC accessories like bonding cable clamps and strain reliefs, inline accessories such as lock inserts and mounting brackets, CONCEPT accessories including panel conversion kits and rack-mount angles, and seismic accessories for specialized mounting requirements. Key accessory categories include grounding kits, DIN rail mounting solutions, panel supports, handles, and various mounting hardware compatible with different enclosure types.

What certifications and standards do nVent products comply with?

nVent products meet critical international certifications including UL (United States), CSA (Canada), CE (European Community), and EAC (Russia). Our products are designed to comply with rigorous industrial standards such as NEMA enclosure ratings, IEC 60529 IP ratings, and international safety standards across multiple industrial markets including oil & gas, power, manufacturing, and infrastructure.

What is nVent's warranty policy?

nVent offers a standard 18-month warranty from invoicing date for most automation products, covering defects in workmanship and materials. The warranty requires proper transportation, handling, storage, and installation within specified environmental conditions. Warranty coverage includes repair or replacement at nVent's discretion, with certain conditions such as authorized service repairs and operation within designed capacity limits.

What technical support does nVent offer?

nVent offers comprehensive technical support through multiple global contact centers across North America, South America, Europe, Middle East, India, and Asia. Customers can reach technical experts by phone at regional numbers, with the North American headquarters in Minneapolis, MN providing primary support at +1.763.421.2240. Additionally, nVent provides online support resources through their website, including CAD drawing downloads and an 'Ask The Expert' feature to assist with product technical inquiries.