Cost Savings Comparison, 160 Watt Tanning, Electronic Ballast vs. Magnetic Ballast
42 50 58
  42 Lamp Bed (160w) 50 Lamp Bed (160w) 58 Lamp Bed (160w)
  Magnetic Electronics Magnetic Electronics Magnetic Electronics
Relative UV output 100% 120% 100% 120% 100% 120%
Input Power per Lamp 169.35 124.1 169.35 124.1 169.35 124.1
System Power (Watts) 7112.7 5212.2 8467.5 6205 9822.3 7197.8
Line Current (Amps) @ 230 volts 33.25 24.07 39.59 27.50 45.92 29.80
BTU savings   6488   7724   8960
Energy Savings (Watts)   1900.5   2262.5   2624.5
Annual Energy Savings due to reduced electrical consumption@ $.12/KWH,  6 hours/day, 6 days/week, 50 weeks/year   $410.51   $488.70   $566.89
Annual thermal savings due to reduced HVAC    $410.51   $488.70   $566.89
Annual savings due to reduced maintenance cost for Lamp & Starter replacements (one less maintenance call per year)   $150.00   $150.00   $150.00
Savings due to reduced building wiring & breaker cost, smaller HVAC.   $150.00   $150.00   $150.00
Savings first year   $1,121.02   $1,277.40   $1,433.78
3 year savings   $3,063.05   $3,532.20   $4,001.35
5 year savings   $5,005.08   $5,787.00   $6,568.92
1 Ton Refrigeration = 12,000 BTU/HR
1 KW = 3414 BTU/HR
1 HP = 746 W