Universal Rectifer Rectifier Junction Boxes
Available Enclosures | |
---|---|
Fiberglass (standard) | Galvanized 16ga (standard) |
Galvanized Hot-dip 11ga | Aluminum |
Aluminum/Anodized | Aluminum/Anodized/Clear coat |
Stainless Steel | Explosion Proof (cast aluminum) |






Universal Rectifer Rectifier Ordering Code/Model Number for Junction Boxes
- TYPE
- TB = Terminal only
- TB-S = Terminals & Shunts
- TB-SR = Terminals, Shunts & Resistors
- ENCLOSURE (suggested nema 3r when using resistors)
- Fiberglass (standard) —————- Nema 4x
- Galvanized 16ga (standard) ———– Nema 3r
- Galvanized Hot-dip 11ga ————– Nema 3r
- Aluminum —————————– Nema 3r or 4x (specify)
- Aluminum/Anodized ——————– Nema 3r or 4x (specify)
- Aluminum/Anodized/Clear coat ——— Nema 3r or 4x (specify)
- Stainless Steel ———————- Nema 4x
- Explosion Proof (cast aluminum) —— Class 1 Div. 1
- NOTE: Nema 3r (vented) ——– Nema 4x (sealed)
- SHUNT TYPE and RATING
- RS (wire shunt) 5 amps
- SS (stainless steel) 25 amps
- SW (brass block)5, 10, 15, 20, 25, 30, 50, 75, 100, 200 amps
- TERMINAL LUG
- KA-4C = #14 – #4 wire
- KPA25 = #4 – 1/0 wire
- KPA-28 = 1/0 – 4/0 wire
- RESISTORS (1-ohm standard)
- 25 watt – 1-ohm —– (5.0 amps max.)
- 50 watt – 1-ohm —– (7.07 amps max.)
- 100 watt – 1-ohm —– (10.0 amps max.)
- 300 watt – 1-ohm —– (17.3 amps max.)
- Space Only ( for future resistor or resistance wire)
- SPECIAL FEATURES
- Reostats ( Specify size – Watts/Ohms)
- Ammeter with Switch
- Conduit knock-outs in box (Specify size and qty.
- Specify other
Type of Junction Box | TB-S | ||||
Number of Circuits* | 6 | ||||
Enclosure & Nema Rating | Fiberglass 4x | ||||
Shunt Type & Rating | RS 5 amp | ||||
Header Lug Size | KPA-25 | ||||
Circuit Lug Size | KA-4C | ||||
Resistor Watt/Ohm | None | ||||
Special Features | None | ||||
Header lug is not counted as a circuit. |