Stelrad COMPACT (300x1000-K1)

Stelrad Compact K1 300 × 1000 mm horizontal steel radiator, with single panel, single convector construction and standard ½-inch connections.

Heating performance

• 177 W at 45/40/20°C — calculated from the EN 442 rated output using the manufacturer's coefficient.
• 262 W at 55/45/20°C — manufacturer's published ΔT30 output.
• 509 W at 75/65/20°C — manufacturer's published ΔT50 reference output.

Temperatures are flow / return / room. The 45/40/20°C figure is a calculated estimate, not a separate tested duty point. Select against the room heat loss and the intended system temperatures.

Dimensions and specification

• Height: 300 mm
• Length: 1000 mm
• Radiator depth: 61 mm
• Panel type: K1 — single panel, single convector
• Connections: ½ inch
• Manufacturer article: 143651