“Omnis supports 0–100% variable output with BACnet, 0–10V, and 4–20mA control inputs.”
Is the Solaira SALPHA2-40240L1G 4000 Watt Radiant Infrared Patio Heater - Alpha Series, Voltage 240 worth it?
The Solaira SALPHA2-40240L1G 4000 Watt Radiant Infrared Patio Heater - Alpha Series, Voltage 240 ($1,198.00) is recommended with a 8.3/10 consensus score across 5 expert reviews. Experts highlight engineered for residential and commercial duty cycles and solaira omnis controls support 0–100% variable output. Solaira Omnis Controls says: "Omnis supports 0–100% variable output with BACnet, 0–10V, and 4–20mA control inp..." Best for: Custom homes with existing automation infrastructure, Integrators specifying BACnet or 0–10V dimming, Hospitality-style backyard builds.

Verified 31d ago
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Solaira SALPHA2-40240L1G 4000 Watt Radiant Infrared Patio Heater - Alpha Series, Voltage 240
Outdoor
SmartHomeExplorer proprietary rating
5 expert sources
The Solaira SALPHA2-40240L1G 4000 Watt Radiant Infrared Patio Heater - Alpha Series, Voltage 240 earns a SHE Score of 6.4/10, driven by strong value (9.8/10) with room to improve in future-proofing (5/10). Based on 5 expert sources and SmartHomeExplorer compatibility analysis.
How we calculate the SHE Score →Expert Consensus: 8.3/10 across 5 sources
Updated 1 week ago“Omnis supports 0–100% variable output with BACnet, 0–10V, and 4–20mA control inputs.”
Key Features
- ✓ 4,000W shortwave radiant infrared
- ✓ 240V hardwired
- ✓ Omnis 0–100% variable output
- ✓ BACnet / 0–10V / 4–20mA control
- ✓ Lutron / Crestron / Control4 ready
- ✓ Alpha-series engineered build
Best For
What Experts Agree On
What Experts Love
- ✓ Engineered for residential and commercial duty cycles
- ✓ Solaira Omnis controls support 0–100% variable output
- ✓ Native BACnet, 0–10V, and 4–20mA control inputs
- ✓ Lutron, Crestron, Control4 integration-ready out of the box
- ✓ Alpha Series shortwave radiant design for targeted seating-zone warmth
Common Criticisms
- ✗ Omnis Controls module sold separately — adds to install cost
- ✗ Public review density thinner than Bromic / Infratech — engineering-led signal
- ✗ Mass-consumer brand recognition lower; trade-channel positioned
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What The Experts Say
“Built for residential and commercial patio, stadium, and hospitality use cases with shortwave radiant emitters.”
Ready to buy the Solaira SALPHA2-40240L1G 4000 Watt Radiant Infrared Patio Heater - Alpha Series, Voltage 240?
Check Price on Amazon$1,198.00 · 5 expert sources · 8.3/10 consensus
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See how the Solaira SALPHA2-40240L1G 4000 Watt Radiant Infrared Patio Heater - Alpha Series, Voltage 240 ranks against the full field in our Outdoor buying guides.
Frequently Asked Questions
Is the Solaira Alpha 2 4000W patio heater worth it?
For automation-equipped builds, yes. It holds an 8.3/10 SHE consensus score across 5 expert sources with a Recommended verdict. The $1,050–$1,200 price buys a 4,000W shortwave radiant emitter engineered for both residential and commercial duty cycles, plus native BACnet, 0–10V, and 4–20mA control inputs. The trade-off: the Omnis Controls module that unlocks 0–100% variable output is sold separately, adding to install cost.
Who is the Solaira Alpha 2 4000W best for?
It is best for custom homes with existing automation infrastructure, integrators specifying BACnet or 0–10V dimming, and hospitality-style backyard builds. The Alpha Series shortwave radiant design targets seating-zone warmth, and the heater ships Lutron, Crestron, and Control4 integration-ready out of the box. It is less suited to casual buyers who just want a plug-in heater, since this is a 240V hardwired, trade-channel-positioned unit.
How much does the Solaira Alpha 2 4000W cost?
It runs $1,050–$1,200 for the heater itself. Budget extra for two items: the Solaira Omnis Controls module, which is sold separately and enables 0–100% variable output, plus professional installation since it is 240V hardwired rather than plug-in. At this price it sits below the 6000W Alpha 3 ($1,500–$1,700) in Solaira's own lineup while sharing the same control architecture.
What are the key specs and capabilities of the Solaira Alpha 2 4000W?
It is a 4,000W shortwave radiant infrared heater on 240V hardwired power, model SALPHA2-40240L1G. With the Omnis Controls module it supports 0–100% variable output. Control inputs include native BACnet, 0–10V, and 4–20mA, and it is Lutron, Crestron, and Control4 integration-ready out of the box. The Alpha Series build is engineered for both residential and commercial duty cycles.
Does the Solaira Alpha 2 4000W work with home automation systems like Lutron or Control4?
Yes. It is Lutron, Crestron, and Control4 integration-ready out of the box, and it accepts native BACnet, 0–10V, and 4–20mA control inputs for pro-AV and building-automation setups. To get 0–100% variable (dimmable) output you need the Solaira Omnis Controls module, which is sold separately. This makes it one of the few patio heaters specced directly for integrator-driven smart home builds.
Do I need a separate hub or controller for the Solaira Alpha 2 4000W?
For on/off and basic operation, no separate module is required. For 0–100% variable output, you need the Solaira Omnis Controls module, which is sold separately and adds to install cost. Omnis provides the variable dimming layer plus the BACnet, 0–10V, and 4–20mA control interfaces. There is no subscription; control runs through the Omnis hardware and your existing Lutron, Crestron, or Control4 system.
How does the Solaira Alpha 2 4000W compare to Bromic and Infratech heaters?
Its standout edge is native automation control: BACnet, 0–10V, and 4–20mA inputs with Lutron, Crestron, and Control4 readiness out of the box. The honest trade-off our data flags is thinner public-review density than Bromic or Infratech, since Solaira is engineering-led and trade-channel positioned with lower mass-consumer recognition. SHE lists it alongside the Infratech CD-4024, Bromic Tungsten 6000W, and Solaira's own Alpha 3 6000W.
What are the main pros and cons of the Solaira Alpha 2 4000W?
Pros: engineered for residential and commercial duty cycles, Omnis 0–100% variable output, native BACnet/0–10V/4–20mA inputs, and Lutron/Crestron/Control4 readiness out of the box with shortwave radiant seating-zone warmth. Cons: the Omnis Controls module is sold separately and adds install cost, public review density is thinner than Bromic or Infratech, and mass-consumer brand recognition is lower since it is trade-channel positioned. It earns an 8.3/10 Recommended verdict.
Sources & Methodology
This review aggregates 5 independent expert reviews into a single consensus score. See how we build consensus scores and the SHE Score methodology.
Expert review sources cited on this page:
- Solaira Omnis Controls
- Solaira Heaters product family
Affiliate disclosure: SmartHomeExplorer.com participates in the Amazon Associates program. We earn a commission from qualifying purchases at no extra cost to you. This consensus review is based on 5 independent expert reviews — we did not test this product ourselves. Always verify current prices and availability before purchasing.

