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Amerec Fonda 45B, 4.5KW Sauna Heater

by Amerec
SKU 9054-522
Original price $1,640.00 - Original price $1,640.00
Original price
$1,640.00 - $1,640.00
Current price $1,640.00
in stock, ready to be shipped

Get it between -

Voltage & Phase: 240V/1PH (Home Use)
Price Match Policy

Price Match

Here at OffGrid Living Solutions, we want to offer you the best prices online.

If you happen to find a lower price for the same product, we will guarantee to match their price or beat their price. Note, this does not apply to all products in the store. Please reach out to us via email or chat if you want a price match or price beat.

For the policy to apply, please send us a screenshot, link, or any other evidence of the product being priced lower than ours before making the purchase.

Refer to our Price Match Policy Rules.

Refunds & Returns Policy

At OffGrid Living Solutions, we are proud to have the best refund and return policies in the industry. If you’re not satisfied with your purchase for any reason, you may return it to us within 30 days for a refund.

If you have a problem with our order (there are missing components, damages, or the product is not functioning), please reach out to us as quickly as possible. Some of the problems can be resolved by going through the product manual or the product FAQs.

Refer to our Refunds & Return Policy for more details.

Shipping & Delivery

Order Processing

Once we receive your order, we will send you a confirmation email. Then we will process the order by confirming that the product is in stock and ready for shipment. If any of the items in your order are back-ordered, we will reach to you via email or phone and you may choose to either wait or receive a 100% refund.

Please allow 1-3 days for processing your order.


We ship to the lower 48 continental United States only at this time.

Shipping times and shipping method will depend on the specific product and brand you purchase. If you have any shipping question, feel free to ask on the chat or email us at

We will send tracking information by email the same day the shipping tracking number is created/available.

Before you sign the shipping bill, please THOROUGHLY INSPECT YOUR ITEM. Signing for the receipt of a damaged product removes the liability of the shipping company and OffGrid Living Solutions. Once you accept your shipment as non-damage, your item is your property.

Delivery time

Shipping Timeline listed above is an estimate. Please call or message the web chat for precise ETAs.

Amerec Fonda 45B, 4.5KW Sauna Heater


Industry-leading quality and engineering have made Amerec sauna heaters legendary. Showcasing the latest in technology and innovation, the Amerec Fonda 45B sauna heater generates waves of deep, penetrating heat.

As a member of Amerec’s Fonda-B Series line of sauna heaters, the Fonda 45B is engineered to provide years of exceptional performance, safety, and efficiency. The unit is equipped with a stainless-steel outer shroud, industrial-grade, stainless-steel heating elements, and a black anodized aluminum top.

The Fonda 45B heater utilizes a built-in timer and temperature control to monitor the sauna environment. Mounted on the side of the heater, the control allows the user to adjust bathing time (1-60 minutes) and temperature.

The Fonda 45B has a power rating of 4.5 kilowatts and is available in 240V and 208V single-phase and three-phase configurations. The unit is available as a wall-mounted or floor-standing sauna oven.

The Fonda 45B includes the BWT (BioWater Technique) uses an integral water tank to provide two different sauna experiences from the same heater. The Fonda used with water in the BWT provides a lower heat (140-175°F) with more humidity for a gentle sauna experience, or the Fonda can be used like a traditional sauna heater with temperatures ranging from 175-190°F with humidity adjusted by ladling water over the rocks.

The Amerec Fonda 45B features a limited lifetime warranty, and unlike cheaper imitations, is fully serviceable. Fonda-B Series sauna heaters are UL listed to ensure safety and quality.

SteamSaunaBath is proud to be an authorized Amerec partner and offer the full line of Amerec products.

We guarantee the lowest price.  If you see a lower price advertised for this item elsewhere, give us a call!

SteamSaunaBath is the bathing environment experts. We specialize in sauna and steam room design, sales, installation, maintenance, and repair services. Our half-century of hands-on experience means that we are uniquely qualified to ensure the success of your bathing space and an unparalleled sauna experience. To contact a SteamSaunaBath Bathing Specialist, call: (800) 707-2862.

What's in the box?

  • Heater
  • Sauna rocks 
  • Operation Manual
  • Limited Lifetime Warranty 

Product Specifications

Amerec Fonda 45B, 4.5KW Sauna Heater Product Specifications

Model Fonda 45B
Shipping Weight 85 lbs
Minimum Adjusted Cubic Feet 100
Maximum Adjusted Cubic Feet 210
Kilowatt Rating 4.5 KW
Electrical Data by Voltage/Phase Selected Heater Electrical Chart
Width 16-1/2"
Depth 11"
Height 23"

Product Features

  • Wall-mounted (optional Floor Stand available)
  • For sauna rooms from 100 to 210 adj. cu. ft.
  • Stainless steel construction
  • Industrial grade, serviceable heating elements
  • Operates with A30 or Pure2.0 controls (no contactor needed)
  • Exceptionally large rock capacity
  • Direct rock-to-heating element contact
  • BWT ready
  • UL listed

Product Manual

Amerec Fonda W A30 Pure Controls Installation and Operation Manual

Product Warranty

Amerec Limited Lifetime Warranty 

Product FAQs


Our customer service agents are ready to support you!


Talk to one of our trusted experts today! Our dedicated customer support team is here to provide any assistance that you have. Feel free to place an order over the phone (415) 481-4075 or send us your inquiry via chat.