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About Us

With a legacy built over 7 decades, Boulton Trading Corporation stands as a trusted name in India’s HVAC&R (Heating, Ventilation, Air Conditioning & Refrigeration) industry.

Contact Info

  • Mumbai HQ
  • +91-8045804865
  • Tech Specification Display 7 Segment LED Display, 3 x 101.6mm (4") Power Supply 10Vac Probe Input NTC, RH Temperature Range -50°C to 99.9°C Humidity Range 0% to 100% Resolution Temp:…
  • Tech Specification Display Display(White): 7 Segment 3 x 11.5mm(0.45''), Display(Green): 7 Segment 3 x 11.5mm(0.45'') Power Supply 90 to 300 Vac Probe Input 1.NTC Probe, 2.RTD(PT100), 3.RH Sensor(SZ-HS-100/SZ-HS-220/4-20mA) Temperature Range…
  •   Tech Specification Display 7 Segment LED Display, 3 x 33mm (1.3") Power Supply 230Vac Probe Input NTC Temperature Range -45.0°C to 70.0°C or -45°C to 70°C or -49°F to…
  • Tech Specification Display 7 Segment LED Display, 3 x 33mm (1.3") Power Supply 230Vac Probe Input NTC Temperature Range -45.0°C to 70.0°C or -45°C to 70°C or -49°F to 158°F…
  • Tech Specification Display 7 Segment LED Display, 2 x 25.4mm (1") Power Supply 230Vac Probe Input NTC Temperature Range -45°C to 35°C or -49°F to 95°F Resolution 1°C or 1°F…
  • Tech Specification Display 7 Segment LED Display, 3 x 17mm, 16 x 2 LCD Display Power Supply 230Vac Probe Input 2 NTC Temperature Range -50.0°C to 50.0°C or -50°C to…
  • Tech Specification Operating Humidity 0% to 100% Accuracy ±3.5% Operating Temperature -40°C to 85°C, Non-Condensing Wire Specification Red: VCC (4-5.8 Vdc), Black: GND, Green: RH IN Lead Wire Black PVC…
  • Tech Specification Operating Humidity 30% to 90% Accuracy ±5% Operating Temperature -20°C to 80°C Lead Wire Black PVC Cable Wire Specification Red: VCC (5Vdc), Black: GND, Green: RH IN Housing…
  • Tech Specification Thermistor 10kΩ@25°C Temperature Range -50°C to 99°C Pipe Rubber: Dia.6 x L15mm Cap Molding Resin: TPE Resin Color: Black Lead Wire 0.3sq TPE, Black
  • Tech Specification Thermistor 10kΩ@25°C Temperature Range -50°C to 99°C Pipe Metal: Dia.5 x L25mm Cap Metal Lead Wire PVC
  • Tech Specification Thermistor 10kΩ@25°C Temperature Range -50°C to 99°C Pipe Metal: Dia.5 x L25mm Cap Metal Lead Wire PVC
  •   Tech Specification Display 7 Segment LED Display, 3 x 50.8mm (2") Power Supply 230Vac Input Probe: NTC, RH, Pressure Range Temp Range: -50.0°C to 100°C/-58°F to 212°F, RH Range1:SZ-HS-100:…
  • Tech Specification Display 7 Segment LED Display, 2 x 25.4mm (1") Power Supply 230Vac Probe Input NTC Temperature Range -50°C to 50°C Resolution 1°C Size 117(W) x 90(H)mm Mounting Type…
  • Tech Specification Display 7 Segment LED Display, 3 x 33mm (1.3") Power Supply 230Vac Probe Input NTC Temperature Range -45.0°C to 100°C Resolution 0.1°C Size Ø135mm Mounting Type Panel Mount…
  • 🧊 SUNISO 3GS Technical Data Property Typical Value ASTM Method ISO Viscosity Grade VG 32 ISO 3448 Kinematic Viscosity @ 40^C 30 cSt D445 Kinematic Viscosity @ 100^C 4.4 cSt…
  • ❄️ SUNISO 4GS Technical data Property Typical Value ASTM Method ISO Viscosity Grade VG 68 (or VG 56) ISO 3448 Kinematic Viscosity @ 40^C 55 cSt D445 Kinematic Viscosity @…