240V 140W upper hemispherical 250 ml mantle heater
- Ideal for preventing vapor condensation in upper half of flask
- Excellent alternative to other heating methods like a bunsen burner
- Opening holds 1, 2, or 3 neck flasks on ring stand
- Fiberglass cloth outer shell Uniform, low-watt density knitted and braided heating element.
- Temperatures up to 900oF (482oC).
- Multi-stranded resistance wire for increased durability and flexibility
- Plugs into standard outlet:
- 120VAC: 3″ (76mm) lead wire with NEMA L1-15R connector and a 4 foot (1.2m) power adaptor cord with NEMA 1-15 plug
- 240VAC: 3″ (76mm) bare wire connection
- Temperature controller required