High-performance spares, trusted by engineers
We supply high-quality OEM spares for L&M pumps and non-OEM spare parts for a wide range of industrial pumps. Whether you're replacing a single part or planning ahead, our spares deliver long-term performance, full compatibility and faster lead times, helping you avoid delays, reduce costs and stay confident in your equipment. We deliver OEM quality spares that fit a wide range of pumps.

Proven quality you can trust
Our Lotzer & Mühlenbruch parts meet or exceed OEM standards. Every part undergoes strict quality control and comes with a full warranty, giving you total confidence in their performance across demanding industrial environments.
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Compatibility without costly modifications
Our spares are designed to be true replacements, fitting your pump without system changes or adaptations. We use OEM reference numbers to ensure clarity and accuracy, saving time and hassle during maintenance or repairs.
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Genuine performance, not cheap imitations
We don’t compromise on quality. Our parts deliver the same durability and reliability as leading OEMs, backed by engineers who understand your operating environment and what success looks like on site.

Fast delivery when downtime costs more
With stock in the UK and access to over 100,000 parts in Germany, we move fast. Whether planned or emergency, our responsive service gets critical parts to you quickly, minimising downtime and protecting your output.

Expert advice when you need it most
Not sure which part you need? Our team offers expert support to help you identify the right components, using OEM specs, site knowledge and real-world experience to ensure the perfect fit.

Options for every pump and budget
We supply OEM spares for L&M pumps, and non-OEM options for Sulzer, Ahlstrom, SCAN, Andritz, Warman, Bornemann, Seepex, Allweiler, Netzsch, Wangen and others. We also supply full drop-in units and pump cartridges, always tailored to your system and requirements.

"Fast, accurate delivery of quality parts you can trust"
Can I use non-OEM parts for Sulzer or Ahlstrom pumps?
Can I use non-OEM parts for Sulzer or Ahlstrom pumps?
Yes. We supply high-quality non-OEM parts for Sulzer and former Ahlstrom centrifugal pumps - including the A, APP, ARP, ASP, ZPP and WPP series. Our components are dimensionally accurate, rigorously tested and designed to match OEM performance in demanding applications.
How do you ensure compatibility with my pump model?
How do you ensure compatibility with my pump model?
We identify parts using OEM reference numbers, manufacturer designations and detailed technical specifications. For example, we stock compatible parts for Netzsch NM and ND progressive cavity pumps, and can supply full drop-in units for Sulzer and former Ahlstrom centrifugal pumps—including the A, APP, ARP, ASP, ZPP and WPP ranges. The Lotzer & Mühlenbruch parts are made to fit a range of models. Our team will verify compatibility before
fulfilment.
What if I need a replacement fast—do you hold stock?
What if I need a replacement fast—do you hold stock?
Yes. We hold UK stock for key components and have access to over 100,000 parts in Germany, including L&M pump spares. We prioritise urgent enquiries, particularly for critical models like Warman AH or GR Series and Andritz ACP centrifugal pumps, to minimise downtime. We can also provide
complete pumps using our fast lane production for emergencies.
Are non-OEM spares reliable for progressive cavity pumps?
Are non-OEM spares reliable for progressive cavity pumps?
Absolutely. We supply non-OEM parts for Seepex (6-L, SEPX), Allweiler (AED, ANP SEP), Wangen (K Series) and Bornemann progressive cavity pumps. All parts are precision-manufactured and many are field-proven across paper, wastewater and EfW plants.
Can you help identify parts for older or unsupported models?
Can you help identify parts for older or unsupported models?
Yes. We specialise in sourcing and supplying spares for legacy and discontinued models, such as SCAN BA and NP Series centrifugal pumps. By referencing historical OEM data and cross-checking against physical samples, we can often identify and supply matching or upgraded parts.
Can you help with sizing new and old pumps?
Can you help with sizing new and old pumps?
Yes. We have bespoke software loaded with many models of pumps curves and can match your needs and check specification of old pumps or size new pumps in a matter of minutes. Our software produces a pdf of the documentation instantly which we can send to you. We can even do this online while you watch.