Lowara Pressurisation Sets
Lowara Micro Presfix 140 (Single Pump, max F/P 4 bar) UKMICRO100HL40
- Established 1975
- Trusted by thousands of customers
The Lowara Micro Presfix 140 (UKMICRO100HL40) is a single-pump pressurisation unit for sealed heating and chilled water systems, with a maximum fill pressure of 4 bar. It tops up water lost through leakage and holds the system design fill pressure in line with BS 7074 parts 1, 2 and 3.
High and low pressure contacts lock out the boiler or chiller, and volt-free contacts link to a BMS. Expansion vessels are supplied separately and fitted alongside the unit.
More about this product
The Lowara Micro Presfix 140 (UKMICRO100HL40) is a single-pump pressurisation unit for sealed heating and chilled water systems, with a maximum fill pressure of 4 bar. It tops up water lost through leakage and holds the system design fill pressure in line with BS 7074 parts 1, 2 and 3.
High and low pressure contacts lock out the boiler or chiller, and volt-free contacts link to a BMS. Expansion vessels are supplied separately and fitted alongside the unit.
Key specifications
| Model | Lowara Micro Presfix 140 |
| Part no. | UKMICRO100HL40 |
| Type | Packaged single-pump pressurisation unit |
| Max. fill pressure | 4 bar |
| Pumps | 1 — oscillating pumps with built-in non-return valves, all wetted metal parts stainless steel, NBR seals |
| Motor | 48 W |
| Input current | 1 A |
| Pre-fuse | 5 A |
| Supply | 230 V 50 Hz single-phase |
| Break tank | 3 litre stainless steel break tank with WRAS-approved ball valve and type AB air gap |
| Overflow | 22 mm (plastic) |
| Max. system operating pressure | 4 bar |
| Ambient temperature | 4 to 30°C |
| Protection | IP54 |
| Pipework | Nylon 4–10 mm |
| Volt-free contact rating | 50 V AC, 3 A |
| Construction | Compact enclosed powder-coated steel housing with the controls in a plastic panel at the top, for floor or wall mounting |
| Weight | 8.5 kg |
| Standards | BS 7074 parts 1–3; Water Supply (Water Fittings) Regulations 1999; Machinery Directive; EMC Directive |
| Supplied with | Double check valve for the mains water supply |
Features
Built for
FAQs
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Data Sheet PDFDownload
Standard delivery:
Standard delivery is free on most orders. Some items may incur a delivery charge depending on weight, size or value. Any applicable charge will be displayed at checkout.
Deliveries will typically be made between 7am and 6pm, Monday to Friday (excluding public holidays).
Next day delivery:
Next working day delivery is available for a £16.50 + VAT delivery charge.
Orders must be placed before 12 noon to qualify for next working day delivery. Orders placed after 12 noon on Thursday but before noon on Friday will be delivered the following Monday. Orders placed after 12 noon on Friday will be delivered on Tuesday.
Pallet/Large/Difficult items:
Some large, heavy or difficult to transport items may incur an additional delivery charge. Please contact us for a delivery quote before ordering.
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