Order CHP spare parts online at
The engines of your biogas plant consist of many and often very complex individual parts. But even the most robust part will eventually suffer from material tiredness. The outage of critical spareparts can quickly lead to a breakdown of your entire plant.

Fast and uncomplicated delivery
We ensure a high availability of the most common CHP replacement parts for your gas engine. Efficient logistics and the connection of our software systems to reliable logistics service providers ensure fast order processing and delivery - worldwide. From starters, filters, seals, turbochargers to spark plugs, ONERGYS can deliver the required CHP spareparts directly to your biogas plant within a short time after ordering. This reduces downtimes of your gas plant or combined heat and power unit. 


Order online - secure discount prices
You can order the required gasengine spare part online 24 hours a day, 7 days a week in our online-shop Our technically skilled and experienced staff will be happy to help you to identify the correct spare parts - via our hotline: +49 (0) 28 31 - 12 15 80 or by email:
You will need a customer account at to be able to order CHP spare parts quickly and simply online. Without logging in, the list price will be displayed in the Webshop. After you have successfully registered and been activated by our service team, you will have full access to the offers and special prices. Say good-bye to the list price and look forward to constantly discounted prices.


CHP spare parts directly available from stock 

Based on many years of industry-specific experience coupled with the daily feedback of our customers and partners, we compile the optimum stocking of original and alternative parts, replacement parts and service parts. ONERGYS is your partner for all your spare parts needs - regardless of the brand or manufacturer of your CHP unit. Our shop offers you CHP spare parts from well-known manufacturers of the industry. You will find all common combined heat and power unit spare parts and replacement parts that you require.




Original, alternative and OEM CHP spare parts

Air filters, oil filters, gas filters or UPF filters - our product range offers original CHP filters from leading engine manufacturers and as an official MANN+HUMMEL® dealer also OEM filters from MANN-FILTER®. In addition, we regularly expand our own brand with high-quality filters, spark plugs, sealing rings and other engine spare parts. This also includes our self-developed, high-quality prechamber spark plugs suitable for the MWM® TCG series for operation with biogas or natural gas. We offer a wide array of UPF and gas filters for all common CHP units. Spark plugs for biogas or natural gas from BERU®, Denso®, Bosch® or Champion® for your CHP unit. Sealing kits and sealing rings from ELRING and turbochargers from all common manufacturers as well as many other spare parts are available at our shop at a special price. the biggest assortment of industrial spark plug with discount prices, Oil for Gasengines and many other products. With the spare parts program for combined heat and power units and gas engines from you can keep your engines on the run and save money. Just add your parts to your cart and order online!

All prices are net, plus the applicable VAT and plus transportation, freight and packaging costs. Deliveries are made exclusively to business customers.
The reference numbers given are for the purposes of comparison only.