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Gasmate Optimum 2400W Outdoor Electric Radiant Heater (EH623B)
Gasmate Optimum 2400W Outdoor Electric Radiant Heater (EH623B)
Gasmate Optimum 2400W Outdoor Electric Radiant Heater (EH623B)
Gasmate Optimum 2400W Outdoor Electric Radiant Heater (EH623B)
Gasmate Optimum 2400W Outdoor Electric Radiant Heater (EH623B)
Gasmate Optimum 2400W Outdoor Electric Radiant Heater (EH623B)
Gasmate Optimum 2400W Outdoor Electric Radiant Heater (EH623B)

Gasmate Optimum 2400W Outdoor Electric Radiant Heater (EH623B)

(3 reviews)

The radiant heat means there is no glow, so you can enjoy the outdoors all year around. Fully adjustable and easy to install, it is also silent in operation. The IPX4 rating means it is water-resistant and perfect for any outdoor area.

The radiant heat means there is no glow, so you can enjoy the outdoors all year around. Fully adjustable and easy to install, it is also silent in operation. The IPX4 rating means it is water-resistant and perfect for any outdoor area.

$349.00 - $449.00

in 3 offers

The lowest price for Gasmate Optimum 2400W Outdoor Electric Radiant Heater (EH623B) right now is $349.00 at eBay.com.au, compared across 3 retailers.

The all-time low was $174.00 on 23 Oct 2025 — today's price is 101% above the lowest ever. It has been notably cheaper before — worth setting a price alert.

Prices last updated 8 June 2026.

Gasmate Optimum 2400W Outdoor Electric Radiant Heater (EH623B)

$349.00

(3 reviews)

The radiant heat means there is no glow, so you can enjoy the outdoors all year around. Fully adjustable and easy to install, it is also silent in operation. The IPX4 rating means it is water-resistant and perfect for any outdoor area.

The radiant heat means there is no glow, so you can enjoy the outdoors all year around. Fully adjustable and easy to install, it is also silent in operation. The IPX4 rating means it is water-resistant and perfect for any outdoor area.

Price comparison

Price data powered by pricesAPI.io

Last updated at 08/06/2026 08:46:26

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
eBay.com.au

$349.00

Gasmate Optimum 2400w Outdoor Electric Radiant Heater Gasmate ;outdoor

Delivery $99.99

Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

Outdoors Domain

$349.00

Gasmate Optimum 2400w Outdoor Electric Radiant Heater

Delivery between 11–22 June $24.95

cranbourneheatingandcooling.au

$449.00

GASMATE - Optimum Radiant Heater 2400w

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Reviews

1 September 2021David

originally posted on catch.com.au

Perfect Gasmate is a top brand.

12 January 2021David F.

originally posted on outdoorsdomain.com.au

Great outdoor heater, perfect for our patio area.very good value for money. Very happy with this product

11 February 2020Rachael

originally posted on catch.com.au

Used the heaters once and they now have permanent red scorch marks on the front! Beyond disappointed. Very expensive to install and now ugly to look at after one and only use!

Specification

DesignOptimum 2400W Outdoor Electric Radiant Heater
Power2400W
IP RatingIPX4
Heating Coverage4.5 x 3.5m at approx 21-23 degrees
Consumption (approx.)2.4 Kw/h - 0.46c p/h

Price comparison

Updated about 22 hours ago
Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
eBay.com.au

$349.00

Gasmate Optimum 2400w Outdoor Electric Radiant Heater Gasmate ;outdoor

Delivery $99.99

Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

Outdoors Domain

$349.00

Gasmate Optimum 2400w Outdoor Electric Radiant Heater

Delivery between 11–22 June $24.95

cranbourneheatingandcooling.au

$449.00

GASMATE - Optimum Radiant Heater 2400w

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Reviews

1 September 2021

Perfect Gasmate is a top brand.

David originally posted on catch.com.au
12 January 2021

Great outdoor heater, perfect for our patio area.very good value for money. Very happy with this product

David F. originally posted on outdoorsdomain.com.au
11 February 2020

Used the heaters once and they now have permanent red scorch marks on the front! Beyond disappointed. Very expensive to install and now ugly to look at after one and only use!

Rachael originally posted on catch.com.au
7 July 2020

Cant wait to install these - such quick delivery !

Shae originally posted on catch.com.au
Gasmate
20 December 2017

Arrived OK. 1. The advertising said 2PK which I assumed was 2 pack paint but was 2 per pack so inadvertently bought 4 instead of 2 which was not required. My mistake but a better description on quantity is required 2. One was rattling inside so did not want to use that one so that one that cannot be used and not prepared to take the risk 3. One had the edges exposed with the insulation and although it operates correctly looks unsightly and not quality like the other one installed and actually looks like the end cap screws were slightly stripped like someone had attempted to undo them 4. The last one I didn't even open as disappointed so stored it away for a rainy day just in case the one one up there with the exposed insulation gives up the ghost So there you have ... MoreArrived OK. 1. The advertising said 2PK which I assumed was 2 pack paint but was 2 per pack so inadvertently bought 4 instead of 2 which was not required. My mistake but a better description on quantity is required 2. One was rattling inside so did not want to use that one so that one that cannot be used and not prepared to take the risk 3. One had the edges exposed with the insulation and although it operates correctly looks unsightly and not quality like the other one installed and actually looks like the end cap screws were slightly stripped like someone had attempted to undo them 4. The last one I didn't even open as disappointed so stored it away for a rainy day just in case the one one up there with the exposed insulation gives up the ghost So there you have it 2 out of 4 OK with Double order due to quantity description, one that cannot use from new as rattling inside and not going to pay for return delivery as not my fault, one that looks unsightly with the insulation sticking out of the edges and one spare that too scared to open the box so keeping for a rainy day Would not recommend

lunchcutters originally posted on ebay.com

Specification

DesignOptimum 2400W Outdoor Electric Radiant Heater
Power2400W
IP RatingIPX4
Heating Coverage4.5 x 3.5m at approx 21-23 degrees
Consumption (approx.)2.4 Kw/h - 0.46c p/h

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