nVent G280426G151 - SpectraCool Outdoor with Heat G28, 4000BTU 230V, Brushed, SS304
nVent

G280426G151

UPC: 783510211882


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Overview

The nVent SpectraCool Outdoor G28 with Heat (SKU: G280426G151) is a high-performance, rugged air conditioning unit engineered for demanding industrial and commercial environments. Designed to maintain precise temperature control in harsh outdoor conditions, this 4000BTU, 230V single-phase unit combines durability with operational efficiency, making it ideal for enclosures, control cabinets, and sensitive electronic equipment. Manufactured by nVent, a global leader in thermal management solutions, the SpectraCool series is trusted by professionals across industries including manufacturing, telecommunications, energy, and transportation for its reliability and clean, professional appearance. Engineered for outdoor deployment, the SpectraCool G28 features a corrosion-resistant 304 stainless steel housing (SS304) that withstands exposure to moisture, UV radiation, and extreme temperatures. The brushed finish not only enhances aesthetics but also reduces visible scratches and wear over time, ensuring long-term visual appeal in visible installations. With a cooling capacity of 4000BTU, this unit is optimized for medium-sized enclosures, effectively dissipating heat generated by industrial electronics, servers, or control systems to prevent overheating and equipment failure. The filterless design of the SpectraCool G28 simplifies maintenance and reduces operational costs by eliminating the need for frequent filter replacements—a critical advantage in dusty or particulate-rich environments. This design also minimizes airflow restrictions, ensuring consistent cooling performance even in challenging conditions. The unit operates on standard 230V single-phase power, making it compatible with most industrial and commercial electrical infrastructures without requiring specialized wiring or transformers. nVent’s SpectraCool series is renowned for its ease of installation and integration. The G28 model includes mounting hardware and is designed for wall or stand-alone installation, with clear access points for electrical and ducting connections. The compact footprint and clean lines allow for discreet integration into facility layouts, while the stainless steel construction ensures compatibility with food processing, pharmaceutical, and cleanroom environments where hygiene and corrosion resistance are paramount. Industries that benefit from the SpectraCool Outdoor G28 include: - **Manufacturing**: Protecting CNC controllers, PLCs, and automation systems from thermal stress - **Telecommunications**: Cooling base stations, fiber optic hubs, and network cabinets in outdoor or rooftop installations - **Energy**: Safeguarding power distribution equipment, solar inverters, and battery storage systems - **Transportation**: Maintaining optimal operating temperatures for rail signaling, traffic control systems, and vehicle charging stations - **Oil & Gas**: Enabling reliable operation of field instrumentation and remote monitoring systems in extreme environments Choosing the right enclosure cooling solution requires balancing cooling capacity, environmental resilience, and maintenance requirements. The SpectraCool G28 delivers a proven solution with nVent’s reputation for engineering excellence. With over a century of innovation in thermal management, nVent provides global support, including technical documentation, certified installers, and responsive customer service—ensuring your investment is protected and optimized for years of dependable performance. Whether upgrading existing systems or designing new installations, the SpectraCool Outdoor G28 offers a robust, low-maintenance path to thermal reliability in any outdoor application.
  • 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 Deg C
Ambient Temperature
-40-131 °F
Amperage Rating
4.6/5.8 A
Application
Corrosive Environments; Controls and Drives; Power Distribution
Application
Controls and Drives;Corrosive Environments;Power Distribution
Btu Rating
4,600
Color
Brushed
Color
Unpainted
Corrosion Resistant
No
Depth
259 mm
Depth
10.18 in
Finish
Brushed #3
Frequency Rating
50/60 Hz
Frequency Rating, Maximum
60 Hz
Frequency Rating, Minimum
50 Hz
Height
726 mm
Height
28.59 in
Material
SS304
Material
SS304 Stainless Steel
Material
Stainless Steel 304
Max Current
5.8 A
Mounting
Side wall
Mounting Type
Outdoor
NEMA Rating
4X Watertight, corrosion-resistant
Nominal Capacity Btu/h
4,900 Btu/h
Nominal Capacity Watts
1,435 W
Nominal Voltage
230 V
Number Of Phases
1
Operating Temperature
-40-131
Operating Temperature
-40-55
Operating Temperature
-40-55 °C
Outdoor Installation
Yes
Phase
1 Ph
Phase
1
Poles
1 ph
Poles
1-Phase
Product Family
SpectraCool
Protection Rating
NEMA Type 4X
Refrigerant
R407C
Remote Access Control
No
Series
SpectraCool G28
Series
SpectraCool
Size
G28 4000 BTU
Thickness
20 ga
Thickness
51.40mm (2.024")
Type
Air Conditioners
Voltage AC
200-250 V
Voltage Rating
230 V
Weight
38 kg
Weight
103 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)
103.000 L
Package Weight (Metric)
46.721 kg
SpectraCool Outdoor with Heat G28, 6000BTU 230V, Brushed, SS304

G280626G151

SpectraCool Outdoor with Heat G28, 6000BTU 230V, Brushed, SS304
DTS 3081 115V Type 4/4X 304 SS

13382344300

DTS 3081 115V Type 4/4X 304 SS
AC Unit 2,500 BTU/H 115 V - NEMA 4x - 304 SS

DTS3081A115N4SS

AC Unit 2,500 BTU/H 115 V - NEMA 4x - 304 SS

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, Mounting gasket

  1. Inspect the air conditioner

    Check the air conditioner for any visible damage and ensure it is functioning properly before installation.

  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 on the enclosure, ensuring not to damage the mounting gasket. Start bolts by hand to avoid cross-threading.

  4. Allow the unit to stabilize

    Keep the air conditioner upright for at least five minutes before powering it on to avoid damage.

  5. Wire the air conditioner

    Connect the air conditioner to a properly grounded power supply, following the nameplate specifications for electrical requirements.

  6. Verify electrical phasing

    Check that the phase monitor light is illuminated after applying power to ensure correct electrical phasing.

  7. Connect the thermostat

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

  8. Set thermostat parameters

    Adjust the thermostat to the desired cabinet temperature, referring to the Sequence of Operation for guidance.

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.