Certified Refurbished
Or call 727-388-4223
Description
Honeywell R847A1028 Switching Relay with Internal Transformer
Genuine Honeywell R847A1028 heavy-duty switching relay with an internal transformer, used in dental utility rooms and operatory systems to switch high-current loads such as compressors, vacuum pumps and circulators from a low-voltage control signal. The relay provides DPST switching for a single load, or SPST control of two separate loads where one is line voltage and the other may be line or low voltage. Supplied with the enclosure, mounted relay and transformer assembly, and line cord as shown.
Specifications
- Manufacturer: Honeywell
- Model: R847A1028 (Type R47A)
- Component Type: Heavy-Duty Switching Relay with Internal Transformer
- Line Voltage: 120V, 60 Hz
- Switching Action: DPST switching, or SPST control of two separate loads
- Contact Rating: 10 A full load at 120V (100 A locked rotor); 10 A full load at 240V (50 A locked rotor) — 20 A available with poles connected in parallel
- Internal Transformer: Included, supplying low-voltage control power
- Terminals: T1 / T2 low-voltage terminals with line-voltage load terminals
- Listings: UL and CSA marked
- Supplied With: Enclosure cover, relay and transformer assembly, line cord (as shown)
- Compatibility: Direct replacement for Honeywell R847A series switching relays; also a common OEM control in dental compressor, vacuum and water management systems
Condition & Testing
- Inspected by ABC Dentalworks prior to listing
Parts Policy
All parts are sold as tested and working to specification at the time of shipment. Please verify compatibility with your specific equipment before ordering — once a part is opened or installed, it is final sale. See our full Return, Refund & Warranty Policy for details.
Need Help?
Not sure this relay matches your compressor, vacuum system or dental unit? Call ABC Dentalworks at 727-388-4223 or email sales@abcdentalworks.com — we're happy to help confirm compatibility before you order.
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.