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        Sauermann Op-20 | Omega Pack 2 Under Unit Condensate Pump Kit | 20L/h

        The Sauermann Op-20 Omega Pack 2 is a compact, under-unit condensate pump kit engineered for wall-mounted split system air conditioners. Featuring Sauermann’s patented piston pump with a built-in insulated tank, it delivers efficient, quiet condensate removal while preventing exterior condensation buildup.

        Designed for air conditioning systems up to 20kW, the Op-20 offers a maximum flow rate of 20L/h and a 10m discharge head. Its reversible design allows for left or right installation, and the quick-connect plug ensures fast setup and service. With quiet operation (≤22dB) and a sleek, white finish, it suits both residential and commercial installs where aesthetics and noise matter.

        Op-20 Features

        • Complete under-unit pump kit: Includes detection unit, pump, tubing, and fixings
        • 20L/h max flow rate: With 10m discharge head for systems up to 20kW
        • Left or right reversible design: Flexible mounting under indoor AC units
        • Ultra-quiet operation: Rated ≤22dB(A) – ideal for living or office spaces
        • Insulated tank & removable cover: Prevents condensation, allows easy maintenance

        Kit Contents

        • 1 × Omega Pack 2 (Pump + Detection Unit + 0.2m Connector)
        • 1 × Transparent PVC Tube Ø6mm × 1m with Drain Safe Device
        • 1 × Power & Alarm Cable (1.5m)
        • 1 × Soft PVC Tube Ø15mm × 250mm
        • 2 × Screws, plugs & washers, and 3 × Rislans

        Where to use this Sauermann Op-20

        • Wall-mounted split systems: Reliable under-unit condensate removal
        • Residential and light commercial installs: For AC units up to 20kW
        • Low-noise environments: Offices, bedrooms, or shared living spaces
        • Retrofits or service upgrades: Simple installation with reversible design

        (Op-20)

        The Sauermann Op-20 is designed for removing condensate water from wall-mounted split system air conditioners, keeping indoor units dry and preventing water damage or leaks.

        The Op-20 uses Sauermann’s patented piston pump with an integrated, insulated tank; it’s quieter, more compact, and prevents external condensation buildup, making it perfect for indoor spaces.

        It delivers a maximum flow rate of 20L/h with a 10m discharge head, making it suitable for split systems up to 20kW in capacity.

        Yes, it’s rated at ≤22dB(A), which is quieter than a whisper, ideal for bedrooms, offices, or meeting rooms where low noise is essential.

        Absolutely, it features a reversible design, allowing left or right-side installation to suit your specific AC layout or service requirements.

        Yes, it includes an alarm cable that can trigger system shutdown in case of a fault or overflow, helping protect both the air conditioner and the surrounding area.

        100-Day Fuss-Free Returns
        We want you to love what you buy—but if you change your mind, that’s okay too. That’s why Sparky Direct offers a 100-day money-back guarantee.

        • Items must be unused, with all parts, accessories, and original packaging.
        • We can’t accept returns if the product is damaged, incomplete, or not in resalable condition.
        • Proof of purchase is required.
        • Return shipping is the responsibility of the customer. 

        If your item isn’t in its original condition, please contact us before returning it—we might save you time and money.

        All products come with a manufacturer’s or supplier’s warranty

        • Warranty starts from the Invoice Date
        • Some suppliers offer in-home warranties and handle claims directly, so you won’t need to uninstall or return the product. Chat with us to check if your product qualifies.
        • Sparky Direct isn’t responsible for losses caused by product failure.
        • Warranties are void if products aren’t installed by a licensed electrician.

        Damaged or Faulty Goods
        If your order arrives damaged or is faulty, let us know within 24 hours.

        • Sparky Direct will pay for return shipping via an emailed return label.
        • If the fault is confirmed, we will send you a replacement item or provide a refund.

        Contact us via our chat to arrange the return.

        Exclusions
        We can’t accept returns for:

        • Items that have been installed, modified, or used
        • Clearance, End of life, Discontinued, or special order items (unless faulty)
        • All PPE Items
        • Goods returned without original packaging or proof of purchase

        How to Request a Return

        1. Contact our customer service team with your order number.
        2. Confirm it’s eligible under our return or warranty policy.
        3. Pack the item securely and return it using a trackable service.
        4. Once we receive and inspect it, we’ll process your refund or replacement.

        Warranty starts from Invoice Date

        Domestic Use: 1 Year
        Commercial Use: 1 Year
        Warranty Method: Return to Sparky Direct

        Specification Details
        Max. Flow Rate 20 l/h
        Max. Suction Head 3 m
        Max. Discharge Head 10 m - flow rate = 4 l/h
        Max Pressure 14 m - flow rate = 0 l/h
        Sound Level at 1m ≤ 22 dBA (EN ISO 3744)
        Sound Level in Application at 1m ≤ 25 dBA
        Mains Supply 230 V~ 50 Hz - 14 W
        Insulation Class Double Insulation
        Detection Levels On: 16 mm; Off: 11 mm; Safety: 19 mm
        Safety Switch NF 8 A resistive – 250 V
        Thermal Protection 115 °C (auto-reset)
        Max. Condensate Temperature 35 °C
        Operating Conditions 100% - Continuous Duty
        Protection IPX2
        Safety Standards CE et EAC
        RoHS Directive Compliant
        WEEE Directive Compliant

        These specifications and characteristics outline physical, mechanical, electrical details.

        Brand Sauermann
        SKU Op-20
        Model # OP20CE04UN23
        Barcode # 3700543259978
        Package Weight 0.670kg
        Package Width 0.140m
        Package Height 0.093m
        Package Length 0.252m
        View Datasheet
        View Brochure
        View Manual
        TYPE VALUE
        Type Condensate Pump
        Brand Sauermann
        Max Flow Rate (L/h) 20
        Mains Supply (V) 230 V~ 50 Hz - 15 W
        Detection Levels On: 24 mm; Off: 20 mm; Safety: 27 mm
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