Free AirDelivery (FAD)

0 - 10 (CFM)
10 - 20 (CFM)
20 - 30 (CFM)
30 - 40 (CFM)

Maximum Pressure (psi)

130 - 140 (psi)
140 - 150 (psi)
150 - 160 (psi)

Warranty

12 (Months)
24 (Months)
60 (Months)

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Compressors

FAQs

Belt-drive compressors run the pump at lower RPM than direct-drive equivalents — typically 600-900 RPM versus 1400+ RPM. Lower pump speed means: longer pump life under sustained use; lower noise levels (typically 70-78 dBA versus 85+ dBA for direct-drive); cooler running temperatures and less wear on rings and valves; and continuous-duty rating instead of the 50%-duty rating on most direct-drive compressors. For trade workshops running compressors daily for hours at a time, belt-drive is the sustained-use standard. Direct-drive is suited to lighter intermittent use where lower cost matters more than longevity.

Single-phase belt-drive compressors run on 230V household-style supply (typically 13A or 16A 230V outlets) and are limited to roughly 5 hp / 18-20 CFM at the upper end. Three-phase compressors run on 400V three-phase supply and scale to higher outputs (10+ hp, 35+ CFM) with smoother running, better duty cycle ratings, and lower running costs at sustained output. For workshops with three-phase supply available, three-phase is the better choice above 5 hp. For single-phase-only workshops, larger compressors mean multiple smaller machines or upgrading the supply.

Yes. Replacement parts — pump rebuild kits (rings, valves, gaskets), drive belts (sized to the specific pump-and-motor pulley combination), pressure regulators, pressure switches, safety valves, automatic drain valves, and air filters — are available for the majority of SIP, Nuair, Sealey, Draper, and Clarke belt-drive compressors. Search by the machine model code. WhatsApp 07754288583 with model details for older units or unusual configurations.

Returns are accepted within 30 days of purchase, in original packaging, on orders delivered within the United Kingdom. For damaged-on-arrival items, report within 24 hours with photographs to [email protected] — we will typically arrange collection and replacement at no cost to you. For parts that don't fit your machine, the Fit Guarantee covers a hassle-free return at no cost. For buyer's remorse — you've changed your mind or ordered the wrong item, email us first to obtain a Return Merchandise Number; a restocking fee may apply. Refunds are issued to the original payment method once the return is inspected.

Delivery time depends on the product, your destination, and availability — the estimated time for any item appears on the product page, and 'Check where we deliver' confirms coverage for your postcode before you order. Next-day delivery is available on most products; the option appears at checkout when applicable. We deliver across the UK, Europe, the Middle East, and Africa. Use the country selector at checkout to confirm coverage and delivery options for your destination.

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Belt Drive Compressor

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Within Compressors, Belt Drive Compressor covers the compressors that couple the electric motor to the air pump via a belt-and-pulley drive — the workhorse design for sustained, continuous-duty workshop air supply. Belt-drive compressors run at lower pump RPM than direct-drive equivalents, deliver higher CFM at lower noise levels, and are designed for high-cycle workshop and fleet-bay use. Parts For Machines supplies belt-drive compressors for trade and professional applications.

Belt-drive compressors are sized by motor power, tank capacity, and CFM output. Typical trade-grade configurations: 3-4 hp single-phase motors driving 100-150 litre vertical tanks delivering 12-18 CFM at 8 bar — suitable for single-bay workshop and fleet applications; 5-7.5 hp single- or three-phase motors driving 200-270 litre tanks delivering 20-30 CFM — suitable for multi-bay workshops and continuous-duty applications; 10+ hp three-phase compressors driving 270-500 litre tanks delivering 35+ CFM — industrial and high-throughput applications. Parts For Machines is an Authorised Distributor and Seller of SIP across belt-drive compressors.

SIP is the dominant brand at Parts For Machines, with the deepest range across single-phase and three-phase configurations and the workshop standards in the trade-grade segment. Nuair extends the range with compressor-pump options and complete machines used in industrial applications. Sealey, Draper, and Clarke provide additional choice across the smaller tank-and-output configurations. Product pages list motor power (in hp or kW), input voltage and phase (single-phase 230V or three-phase 400V), tank capacity (in litres), CFM output (at the rated working pressure — typically 8 bar / 116 PSI), maximum pressure rating, and pump duty cycle (continuous-duty or 50%-duty intermittent).

The pump and motor sizes determine the cooling and longevity at sustained use. Trade pricing on multi-unit and workshop fit-out orders is available; contact the team via WhatsApp 07754288583 for a quote on full-bay specifications. For pneumatic-tool operation guidance, see the Air Tools sub-section.

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