A+×Energy label, class A+
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MOCEKO OXYPELL 12kW pellet boiler

from 4 107,74 €

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MOCEK OXYPELL 12 kW is an automatic pellet boiler with a side hopper, suitable for a home of up to approx. 150 m². Class 5, Ecodesign, energy class A+, ZUM list (KB-903581) — eligible for the Clean Air program.

CONTACT
Sales: +48 509 062 864
Technical support: +48 509 798 979
Service: +48 509 062 849

ZUM list: KB-903581

Product information sheetRating plateDimensions

The MOCEK OXYPELL® pellet boiler with a side hopper is a solution for anyone looking for an efficient heat source that is cheap to run. With its very favorable price-to-quality ratio, the unit perfectly meets the needs of people who value economical, eco-friendly and convenient home heating.

The MOCEK OXYPELL® boiler meets the stringent EcoDesign requirements and Class 5, achieving an enhanced emissions standard – dust content stays below 20 mg/m³. This high combustion cleanliness translates into real benefits: the unit qualifies for higher subsidies under the "Clean Air" program, and its A+ energy class confirms its excellent efficiency.

MOCEK OXYPELL® pellet boilers are based on a proven top-channel heat exchanger with convection channels located in the upper part of the unit. This simple, refined design ensures stable, reliable operation and compliance with the most demanding industry standards. It is a certified solution that combines durability, low running costs and a modern, environmentally friendly approach to heating.

  • ✅ Heating area: up to 150 m²*
  • ✅ Class: 5 (highest)
  • ✅ Fuel: Wood pellets
  • ✅ Warranty: 5 years (60 months on boiler tightness, 24 months on electronics)

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At the heart of this boiler is the patented OXYPELL pellet burner, responsible for high efficiency and clean combustion. Discover the other models in the shop – OXYPELL series pellet boilers.

*depending on the building's level of thermal insulation

Unit weight 300 kg
Overall dimensions (L × W × H) 73 × 105 × 118 cm
Hopper side

On the left, On the right

Tank width

20 cm (≈75kg), 34 cm (≈128kg), 45 cm (≈169kg), 60 cm (≈224kg) +600 PLN

ZUM list

KB-903581

Certificate

Class 5 (PN-EN 303-5:2012), EcoDesign (Directive 2009/125/EC)

Power

12 kW

Fuel type

Wood pellets

Energy class

A+

Brand

MOCEK

Dimensions

Boiler width (B): 450 mm, Width with side hopper (B1): 650 / 790 / 900 / 1050 mm (hopper 20 / 34 / 45 / 60 cm), Depth (C): 730 mm, Body height (A): 980 mm, Total height (H): 1180 mm

Flue diameter

160 mm

Burner

OXYPELL®

Controller

IRYD 620 Pellet

Manufacturer
MOCEK SPÓŁKA JAWNA
MOCEK
Kowalew, ul. Kościelna 13, 63-300 Pleszew, Poland
biuro@kotly-mocek.pl · +48 509 798 979 · https://kotly-mocek.pl
Product identifier
MOCEKO OXYPELL 12kW pellet boiler
  • Left side, 20 cm (≈75kg) — GTIN: 5908062946531 · SKU: OXYPELL45
  • Left side, 34 cm (≈128kg) — GTIN: 5908062946548 · SKU: OXYPELL12Ś
  • Left side, 45 cm (≈169kg) — GTIN: 5908062946555 · SKU: oxy12g
  • Left side, 60 cm (≈224kg) +600 zł — GTIN: 5908062946562 · SKU: koxy12dl
  • Right side, 20 cm (≈75kg) — GTIN: 5908062946494 · SKU: oxy1220sp
  • Right side, 34 cm (≈128kg) — GTIN: 5908062946500 · SKU: OXY1234P
  • Right side, 45 cm (≈169kg) — GTIN: 5908062946517 · SKU: OXY1245
  • Right side, 60 cm (≈224kg) +600 PLN — GTIN: 5908062946524 · SKU: OX1260SP

Warning

  • Installation and first start-up only by a licensed installerIn accordance with the installation and operating manual. This is also a condition of the warranty.
  • A working chimney flue and boiler room ventilation are requiredRisk of carbon monoxide poisoning. A CO detector is recommended in the room with the boiler.
  • The installation must have the required safety devicesA safety valve and an expansion vessel, and in a closed system, protection against excess temperature.
  • Only the fuel specified in the manualBurning waste is prohibited — it voids the Class 5 rating and the warranty, and is harmful to health.
  • Hot surfaces and moving feeder partsDo not open during operation. Before cleaning, shut down the boiler and disconnect the power supply.
  • To be operated by adults onlyThe appliance is not intended to be operated by children or untrained persons.

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Technical specifications

ParameterValue
Hopper sideLeft side | Right side
Tank width20 cm (≈75kg) | 34 cm (≈128kg) | 45 cm (≈169kg) | 60 cm (≈224kg) +600 PLN
ZUM listKB-903581
CertificateClass 5 (PN-EN 303-5:2012) | EcoDesign (Directive 2009/125/EC)
Power12 kW
Fuel typeWood pellets
Energy classA+
BrandMOCEK
DimensionsBoiler width (B): 450 mm | Width with side tank (B1): 650 / 790 / 900 / 1050 mm (tank 20 / 34 / 45 / 60 cm) | Depth (C): 730 mm | Body height (A): 980 mm | Total height (H): 1180 mm
Flue diameter160 mm
BurnerOXYPELL®
ControllerIRYD 620 Pellet

FAQ

What size of home can the MOCEK OXYPELL 12 kW boiler heat?

According to the manufacturer, up to approx. 150 m² of heated area. The final choice of output depends on the building's insulation — a MOCEK advisor will help you calculate the heat demand.

Is the MOCEK OXYPELL 12 kW boiler eligible for the Clean Air program?

Yes. The boiler meets Class 5 of the PN-EN 303-5 standard, complies with Ecodesign requirements and is listed on the ZUM list under number KB-903581 — these are the conditions for heating device subsidies under the Clean Air program.

What fuel does this boiler burn?

Wood pellets only. The best results come from ENplus A1 certified pellets with a 6 mm diameter — dry and low in ash.

What burner and controller does the boiler have?

The OXYPELL® burner, cleaned automatically during operation, and the IRYD 620 Pellet controller, which manages ignition, fuel feeding, the blower, the central heating and domestic hot water pumps, and shutdown.

What hopper can I choose?

A side tank mounted on the left or right side of the boiler, available in widths of 20, 34, 45 and 60 cm — holding approx. 75, 128, 169 and 224 kg of pellets respectively.

What is the flue diameter?

160 mm.

What warranty does the boiler come with?

60 months of warranty on the boiler's tightness and 24 months on the electronics.

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