DEWENWILS 200W Transformer HOSL04A vs VOLT Slim Line 150W Transformer

The VOLT Slim Line 150W Transformer rates 3.5 among up to 150 W landscape lighting transformers; the DEWENWILS 200W Transformer HOSL04A rates 2.6 among 200 to 300 W ones. The DEWENWILS 200W Transformer HOSL04A costs $204.98 less ($69.99 vs $274.97).

Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.

Scores side by side

These two sit in different rating classes (up to 150 W and 200 to 300 W), and each is scored against the reference points for its own class, so a rating says how well each does among its own rating peers. How we rank explains each factor.

Specifications

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