©Johnstone Supply eCatalog 216

HVAC EQUIPMENT Sterling Unit Heaters

Steam and/or Hot Water Unit Heaters Horizontal Air Delivery, Single-Phase • Horizontal louvers are standard • Vertical louvers optional • Thermal overload protection • Thermostats feature ‘off-auto’ and ‘auto-fan off • Copper/aluminum coils • ETL certified

• Totally enclosed fan motor • Header type units can operate with steam or hot water • 115VAC, 60Hz WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

B

A

Steam Final Air

Water Flow Rate

Water Final Air

Max. Heat Throw

Fig. Order #

Mfg. #

Steam BtuH

Water BtuH

Conn. Size Width

Height

Depth

Wt. Lbs.

Serpentine Coil Hot Water Only A L99-591 11HSA10811 — —

8,030

0.8 GPM 91°F 1.9 GPM 94°F 2.5 GPM 102°F 3.6 GPM 99°F 1.3 GPM 95°F 1.8 GPM 96°F 2.7 GPM 103°F 3.5 GPM 103°F 4.4 GPM 105°F 5.3 GPM 104°F 6.1 GPM 100°F 7.0 GPM 106°F 7.9 GPM 100°F 8.8 GPM 102°F 9.6 GPM 104°F

20' 25' 29' 29' 20' 24' 28' 30' 30' 29' 30' 38' 40' 40' 54' 55' 55' 53' 55' 57' 57' 58' 60'

3/8" 3/8" 3/8" 3/8"

18" 18" 18"

16" 16" 16"

9-1/2" 9-1/2" 9-1/2"

22 24 25

L99-592 L99-593 L99-594

11HSA11811 — 11HSA12511 — 11HSA13611 —

— — —

18,400 24,800 35,900 13,050 17,400 26,100 34,800 43,600 52,300 61,000 69,700 78,400 87,100 95,800

A A A

20-1/2"

18-1/2"

10-15/16" 31

Header Type Units B L99-595

11HSB01811 18,000 11HSB02411 24,000 11HSB03611 36,000 11HSB04811 48,000 11HSB06011 60,000 11HSB07211 72,000 11HSB08411 84,000 11HSB09611 96,000

102°F 109°F 119°F 119°F 121°F 120°F 115°F 123°F

1-1/4" 1-1/4" 1-1/4" 1-1/4" 1-1/4" 1-1/4" 1-1/4" 1-1/2" 1-1/2" 1-1/2" 1-1/2" 1-1/2" 1-1/2" 1-1/2" 1-1/2"

14-5/8" 14-5/8" 14-5/8" 17-1/8" 17-1/8" 18-3/8" 20-7/8" 19-5/8" 19-5/8" 20-7/8" 23-3/8" 23-3/8" 23-3/8" 24-5/8" 24-5/8" 27-7/8" 27-7/8" 33-3/8" 33-3/8"

15" 18" 18"

9-3/8" 9-3/8" 9-3/8"

26 30 30 41 44 47 49 49 59 74 74 74 90 90

L99-596 L99-597 L99-598 L99-599 L99-600 L99-601 L99-602 L99-603 L99-604 L99-605 L99-606 L99-607 L99-608 L99-609 L99-610 L99-611 L99-612 L99-613

B B B B B B B B B B B B B B B B B B

20-1/2" 20-1/2" 21-3/4" 24-1/4" 25-1/4" 27-3/4" 27-3/4" 27-3/4" 30-1/4" 30-1/4" 37-3/4" 37-3/4" 29" 29" 24" 24"

11-7/16"

10-15/16" 41

11-1/16" 11-13/16" 13-13/16" 13-13/16"

11HSB10811 108,000 115°F 11HSB12011 120,000 118°F 11HSB13211 132,000 121°F 11HSB14411 144,000 120°F 11HSB15611 156,000 115°F 11HSB18011 180,000 135°F 11HSB20411 204,000 124°F 11HSB24011 240,000 123°F 11HSB28011 280,000 121°F 11HSB30011 300,000 117°F 11HSB36011 360,000 120°F

13" 14" 14"

104,000 10.4 GPM 104°F 113,000 11.3 GPM 100°F 118,000 11.8 GPM 110°F 148,100 14.9 GPM 107°F 174,000 17.4 GPM 106°F 209,100 21.0 GPM 106°F 230,000 23.0 GPM 102°F 261,300 26.2 GPM 103°F

13-3/4" 13-3/4" 13-3/4" 17-3/4" 18-5/8" 18-5/8" 14"

2" 2" 2" 2"

143 154 203 203

Steam and/or Hot Water Unit Heaters Vertical Air Delivery, Single-Phase • Provides air circulation and reduces stratification • Spot heat heating for high loss areas • Aluminum blade fans are quiet and factory balanced • Totally enclosed standard motors

• 115VAC, 60Hz • Field convertible to low output WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Steam Final Air

Water Flow Rate

Max. Heat Throw

Order #

Mfg. #

Steam BtuH

Water BtuH

Water Final Air

Conn. Size Width 1-1/2"NPT 18-1/4" 1-1/2" NPT 21-1/4" 1-1/2" NPT 21-1/4" 1-1/2" NPT 25-1/4" 1-1/2" NPT 25-1/4" 2" NPT 29-1/2" 2" NPT 29-1/2" 2" NPT 29-1/2" 2" NPT 37-1/2" 2" NPT 37-1/2" 2" NPT 37-1/2" 2" NPT 37-1/2"

Height

Depth

Wt. Lbs.

L99-614 L99-615 L99-616 L99-617 L99-618 L99-619 L99-620 L99-621 L99-622 L99-623 L99-624 L99-625 L99-626 L99-627 L99-628

11VSB04011 41,300 11VSB06211 65,500 11VSB07711 80,600

124°F 121°F 122°F

22.7 39.6 48.4 68.3 83.7

2.34 GPM 95.2°F 4.08 GPM 96.9°F 4.99 GPM 97.2°F

15' 17' 20'

10-5/8" 11-1/8" 11-5/8" 12-1/8" 12-3/4" 13-5/8" 14-1/8" 15-1/8" 15-1/4" 16-3/4" 16-1/8" 17-1/4" 20-3/4" 24-1/4" 16"

18-1/4" 21-1/4" 21-1/4" 25-1/4" 25-1/4" 29-1/2" 29-1/2" 29-1/2" 37-1/2" 37-1/2" 37-1/2" 37-1/2"

32 40 43 63 64 80 80 86

11VSB10411 101,800 123°F 11VSB12511 124,400 124°F 11VSB14411 152,000 123°F 11VSB16411 173,000 121°F 11VSB20011 210,200 118°F 11VSB23711 249,800 115°F 11VSB28511 283,800 119°F 11VSB31711 333,400 119°F 11VSB36711 386,000 118°F 11VSB49511 496,000 117°F 11VSB58511 585,000 117°F 11VSB70011 705,000 119°F

7.03 GPM 101.2°F 24' 8.63 GPM 103.1°F 26' 10.84 GPM 103.7°F 27' 12.22 GPM 101.7°F 28' 14.40 GPM 100.2°F 32' 21.17 GPM 102.7°F 37' 25.03 GPM 103.0°F 45' 28.94 GPM 102.2°F 50' 37.93 GPM 102.3°F 54' 44.43 GPM 102.0°F 57' 53.52 GPM 103.5°F 60' 18.56 GPM 99.9°F 35'

105.2 118.6 139.7 180.1 205.4 242.9 280.8 368.1 431.1 519.4

134 139 145 294 307 366 366

2-1/2" NPT 42" 2-1/2" NPT 42" 2-1/2" NPT 42"

42" 42" 42"

612

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