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Stelrad Compact K1 radiators
Compact single panel, single convector steel radiators. Compare heating output at 45/40/20°C (flow/return/room), calculated using the manufacturer's EN 442 coefficient. The 55/45/20°C figure is the manufacturer's published ΔT30 output. Final emitter selection should match the room heat loss and system design temperatures. Dimensions are height × length. Range photograph shown; dimensions vary by model.
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| Model | Size / connections | Configuration | Your price | Select model |
|---|---|---|---|---|
| 143899Units | 300 × 400 mm | 71 W at 45/40/20°C (calculated); 105 W at 55/45/20°C | £ 36.87 | Full specification and documents |
| 143650Units | 300 × 500 mm | 89 W at 45/40/20°C (calculated); 131 W at 55/45/20°C | £ 39.56 | Full specification and documents |
| 143651Units | 300 × 1000 mm | 177 W at 45/40/20°C (calculated); 262 W at 55/45/20°C | £ 63.35 | Full specification and documents |
| 143652Units | 300 × 1500 mm | 266 W at 45/40/20°C (calculated); 393 W at 55/45/20°C | £ 86.98 | Full specification and documents |
| 143653Units | 300 × 2000 mm | 355 W at 45/40/20°C (calculated); 524 W at 55/45/20°C | £ 113.78 | Full specification and documents |
| 143654Units | 300 × 2500 mm | 444 W at 45/40/20°C (calculated); 656 W at 55/45/20°C | £ 190.96 | Full specification and documents |
| 143655Units | 300 × 3000 mm | 532 W at 45/40/20°C (calculated); 786 W at 55/45/20°C | £ 225.09 | Full specification and documents |
| 143680Units | 450 × 400 mm | 106 W at 45/40/20°C (calculated); 156 W at 55/45/20°C | £ 43.26 | Full specification and documents |
| 143681Units | 450 × 500 mm | 133 W at 45/40/20°C (calculated); 195 W at 55/45/20°C | £ 49.51 | Full specification and documents |
| 143682Units | 450 × 600 mm | 160 W at 45/40/20°C (calculated); 234 W at 55/45/20°C | £ 56.10 | Full specification and documents |
| 143683Units | 450 × 700 mm | 186 W at 45/40/20°C (calculated); 272 W at 55/45/20°C | £ 62.69 | Full specification and documents |
| 143684Units | 450 × 800 mm | 213 W at 45/40/20°C (calculated); 312 W at 55/45/20°C | £ 69.36 | Full specification and documents |
| 143685Units | 450 × 900 mm | 239 W at 45/40/20°C (calculated); 350 W at 55/45/20°C | £ 76.10 | Full specification and documents |
| 143686Units | 450 × 1000 mm | 266 W at 45/40/20°C (calculated); 389 W at 55/45/20°C | £ 82.58 | Full specification and documents |
| 143687Units | 450 × 1100 mm | 292 W at 45/40/20°C (calculated); 428 W at 55/45/20°C | £ 89.34 | Full specification and documents |
| 143688Units | 450 × 1200 mm | 319 W at 45/40/20°C (calculated); 467 W at 55/45/20°C | £ 95.82 | Full specification and documents |
| 143689Units | 450 × 1400 mm | 372 W at 45/40/20°C (calculated); 545 W at 55/45/20°C | £ 109.02 | Full specification and documents |
| 143690Units | 450 × 1600 mm | 425 W at 45/40/20°C (calculated); 623 W at 55/45/20°C | £ 124.51 | Full specification and documents |
| 143691Units | 450 × 1800 mm | 478 W at 45/40/20°C (calculated); 701 W at 55/45/20°C | £ 138.92 | Full specification and documents |
| 143692Units | 450 × 2000 mm | 531 W at 45/40/20°C (calculated); 779 W at 55/45/20°C | £ 152.67 | Full specification and documents |
| 143693Units | 450 × 2200 mm | 584 W at 45/40/20°C (calculated); 856 W at 55/45/20°C | £ 216.03 | Full specification and documents |
| 143694Units | 450 × 2400 mm | 637 W at 45/40/20°C (calculated); 934 W at 55/45/20°C | £ 244.74 | Full specification and documents |
| 143695Units | 450 × 2600 mm | 691 W at 45/40/20°C (calculated); 1,012 W at 55/45/20°C | £ 266.66 | Full specification and documents |
| 143696Units | 450 × 2800 mm | 744 W at 45/40/20°C (calculated); 1,090 W at 55/45/20°C | £ 287.72 | Full specification and documents |
| 143697Units | 450 × 3000 mm | 797 W at 45/40/20°C (calculated); 1,168 W at 55/45/20°C | £ 307.34 | Full specification and documents |
| 143646Units | 600 × 300 mm | 105 W at 45/40/20°C (calculated); 151 W at 55/45/20°C | £ 55.74 | Full specification and documents |
| 143746Units | 600 × 400 mm | 140 W at 45/40/20°C (calculated); 202 W at 55/45/20°C | £ 48.21 | Full specification and documents |
| 143747Units | 600 × 500 mm | 175 W at 45/40/20°C (calculated); 252 W at 55/45/20°C | £ 52.62 | Full specification and documents |
| 143748Units | 600 × 600 mm | 210 W at 45/40/20°C (calculated); 303 W at 55/45/20°C | £ 59.17 | Full specification and documents |
| 143749Units | 600 × 700 mm | 245 W at 45/40/20°C (calculated); 353 W at 55/45/20°C | £ 71.27 | Full specification and documents |
| 143750Units | 600 × 800 mm | 280 W at 45/40/20°C (calculated); 404 W at 55/45/20°C | £ 76.73 | Full specification and documents |
| 143751Units | 600 × 900 mm | 315 W at 45/40/20°C (calculated); 454 W at 55/45/20°C | £ 87.69 | Full specification and documents |
| 143752Units | 600 × 1000 mm | 350 W at 45/40/20°C (calculated); 505 W at 55/45/20°C | £ 94.25 | Full specification and documents |
| 143753Units | 600 × 1100 mm | 385 W at 45/40/20°C (calculated); 555 W at 55/45/20°C | £ 107.43 | Full specification and documents |
| 143754Units | 600 × 1200 mm | 420 W at 45/40/20°C (calculated); 606 W at 55/45/20°C | £ 113.96 | Full specification and documents |
| 143755Units | 600 × 1400 mm | 490 W at 45/40/20°C (calculated); 707 W at 55/45/20°C | £ 135.11 | Full specification and documents |
| 143756Units | 600 × 1600 mm | 560 W at 45/40/20°C (calculated); 808 W at 55/45/20°C | £ 154.34 | Full specification and documents |
| 143757Units | 600 × 1800 mm | 630 W at 45/40/20°C (calculated); 908 W at 55/45/20°C | £ 172.91 | Full specification and documents |
| 143758Units | 600 × 2000 mm | 700 W at 45/40/20°C (calculated); 1,009 W at 55/45/20°C | £ 190.54 | Full specification and documents |
| 143759Units | 600 × 2200 mm | 770 W at 45/40/20°C (calculated); 1,110 W at 55/45/20°C | £ 270.04 | Full specification and documents |
| 143760Units | 600 × 2400 mm | 840 W at 45/40/20°C (calculated); 1,211 W at 55/45/20°C | £ 306.24 | Full specification and documents |
| 143761Units | 600 × 2600 mm | 910 W at 45/40/20°C (calculated); 1,312 W at 55/45/20°C | £ 334.19 | Full specification and documents |
| 143762Units | 600 × 2800 mm | 980 W at 45/40/20°C (calculated); 1,413 W at 55/45/20°C | £ 360.84 | Full specification and documents |
| 143763Units | 600 × 3000 mm | 1,050 W at 45/40/20°C (calculated); 1,514 W at 55/45/20°C | £ 386.00 | Full specification and documents |
| 143648Units | 700 × 300 mm | 120 W at 45/40/20°C (calculated); 173 W at 55/45/20°C | £ 65.76 | Full specification and documents |
| 143812Units | 700 × 400 mm | 160 W at 45/40/20°C (calculated); 230 W at 55/45/20°C | £ 57.28 | Full specification and documents |
| 143813Units | 700 × 500 mm | 200 W at 45/40/20°C (calculated); 288 W at 55/45/20°C | £ 66.52 | Full specification and documents |
| 143814Units | 700 × 600 mm | 239 W at 45/40/20°C (calculated); 345 W at 55/45/20°C | £ 76.00 | Full specification and documents |
| 143815Units | 700 × 700 mm | 279 W at 45/40/20°C (calculated); 403 W at 55/45/20°C | £ 85.61 | Full specification and documents |
| 143816Units | 700 × 800 mm | 319 W at 45/40/20°C (calculated); 460 W at 55/45/20°C | £ 95.04 | Full specification and documents |
| 143817Units | 700 × 900 mm | 359 W at 45/40/20°C (calculated); 518 W at 55/45/20°C | £ 104.75 | Full specification and documents |
| 143818Units | 700 × 1000 mm | 399 W at 45/40/20°C (calculated); 575 W at 55/45/20°C | £ 114.20 | Full specification and documents |
| 143819Units | 700 × 1100 mm | 439 W at 45/40/20°C (calculated); 633 W at 55/45/20°C | £ 123.82 | Full specification and documents |
| 143820Units | 700 × 1200 mm | 478 W at 45/40/20°C (calculated); 690 W at 55/45/20°C | £ 133.22 | Full specification and documents |
| 143821Units | 700 × 1400 mm | 558 W at 45/40/20°C (calculated); 805 W at 55/45/20°C | £ 152.21 | Full specification and documents |
| 143822Units | 700 × 1600 mm | 638 W at 45/40/20°C (calculated); 920 W at 55/45/20°C | £ 173.84 | Full specification and documents |
| 143823Units | 700 × 1800 mm | 718 W at 45/40/20°C (calculated); 1,036 W at 55/45/20°C | £ 195.14 | Full specification and documents |
| 143824Units | 700 × 2000 mm | 797 W at 45/40/20°C (calculated); 1,151 W at 55/45/20°C | £ 215.18 | Full specification and documents |
| 143825Units | 700 × 2200 mm | 877 W at 45/40/20°C (calculated); 1,265 W at 55/45/20°C | £ 305.18 | Full specification and documents |
| 143826Units | 700 × 2400 mm | 957 W at 45/40/20°C (calculated); 1,381 W at 55/45/20°C | £ 346.24 | Full specification and documents |
| 143827Units | 700 × 2600 mm | 1,037 W at 45/40/20°C (calculated); 1,496 W at 55/45/20°C | £ 377.97 | Full specification and documents |
| 143828Units | 700 × 2800 mm | 1,117 W at 45/40/20°C (calculated); 1,611 W at 55/45/20°C | £ 408.40 | Full specification and documents |
| 143829Units | 700 × 3000 mm | 1,196 W at 45/40/20°C (calculated); 1,726 W at 55/45/20°C | £ 437.02 | Full specification and documents |