Description
Neptune Duplex Pump
Neptune Simplex and Duplex Pumps. Below are the basic specifications of Neptune Simplex Metering Pumps.Simplex and Duplex models 500 to 537 all come standard with a 1/3HP/1Phase/115/60/TEFC Motor.
| Model | Type |
Liquid End
Construction |
Capacity at
100 psi GPH |
Pressure (psi)
1/3 HP Motor |
Pressure (psi)
1/2 HP Motor |
Shipping
Weight (lbs) |
|---|---|---|---|---|---|---|
| 500-S-N3 | Simplex | 316 SSTL | 0.8 | 1000 | 3000 | 70 |
| 500-S-N4 | Simplex | C-20 | 0.8 | 1000 | n/a | 70 |
| 500-S-N5 | Simplex | PVC | 0.8 | 150 | n/a | 70 |
| 515-S-N3 | Simplex | 316 SSTL | 3.0 | 1100 | 1800 | 70 |
| 515-S-N4 | Simplex | C-20 | 3.0 | 1100 | n/a | 70 |
| 515-S-N5 | Simplex | PVC | 3.0 | 400 | n/a | 70 |
| 500-D-N3 | Duplex | 316 SSTL | 1.6 | 1000 | 3000 | 85 |
| 500-D-N4 | Duplex | C-20 | 1.6 | 1000 | n/a | 85 |
| 500-D-N5 | Duplex | PVC | 1.6 | 150 | n/a | 85 |
| 515-D-N3 | Duplex | 316 SSTL | 6.0 | 1100 | 1800 | 85 |
| 515-D-N4 | Duplex | C-20 | 6.0 | 1100 | n/a | 85 |
| 515-D-N5 | Duplex | PVC | 6.0 | 140 | n/a | 85 |
| 520-S-N3 | Simplex | 316 SSTL | 2.0 | 700 | n/a | 70 |
| 520-S-N4 | Simplex | C-20 | 2.0 | 700 | n/a | 70 |
| 520-S-N5 | Simplex | PVC | 2.0 | 400 | n/a | 70 |
| 522-S-N3 | Simplex | 316 SSTL | 4.0 | 700 | n/a | 70 |
| 522-S-N4 | Simplex | C-20 | 4.0 | 700 | n/a | 70 |
| 522-S-N5 | Simplex | PVC | 4.0 | 400 | n/a | 70 |
| 525-S-N3 | Simplex | 316 SSTL | 7.0 | 900 | 1500 | 70 |
| 525-S-N4 | Simplex | C-20 | 7.0 | 900 | 1500 | 70 |
| 525-S-N5 | Simplex | PVC | 7.0 | 400 | n/a | 70 |
| 520-D-N3 | Duplex | 316 SSTL | 4.0 | 700 | n/a | 85 |
| 520-D-N4 | Duplex | C-20 | 4.0 | 700 | n/a | 85 |
| 520-D-N5 | Duplex | PVC | 4.0 | 400 | n/a | 85 |
| 522-D-N3 | Duplex | 316 SSTL | 8.0 | 700 | n/a | 85 |
| 522-D-N4 | Duplex | C-20 | 8.0 | 700 | n/a | 85 |
| 522-D-N5 | Duplex | PVC | 8.0 | 400 | n/a | 85 |
| 525-D-N3 | Duplex | 316 SSTL | 14.0 | 900 | 1500 | 85 |
| 525-D-N4 | Duplex | C-20 | 14.0 | 900 | 1500 | 85 |
| 525-D-N5 | Duplex | PVC | 14.0 | 400 | n/a | 85 |
| 530-S-N3 | Simplex | 316 SSTL | 5.5 | 350 | n/a | 70 |
| 530-S-N4 | Simplex | C-20 | 5.5 | 350 | n/a | 70 |
| 530-S-N5 | Simplex | PVC | 5.5 | 300 | n/a | 70 |
| 532-S-N3 | Simplex | 316 SSTL | 11.0 | 350 | 600 | 70 |
| 532-S-N4 | Simplex | C-20 | 11.0 | 350 | 600 | 70 |
| 532-S-N5 | Simplex | PVC | 11.0 | 300 | n/a | 70 |
| 535-S-N3 | Simplex | 316 SSTL | 18.0 | 350 | 600 | 70 |
| 535-S-N4 | Simplex | C-20 | 18.0 | 350 | 600 | 70 |
| 535-S-N5 | Simplex | PVC | 18.0 | 300 | n/a | 70 |
| 537-S-N3 | Simplex | 316 SSTL | 22.0 | 350 | 400 | 70 |
| 537-S-N4 | Simplex | C-20 | 22.0 | 350 | 400 | 70 |
| 537-S-N5 | Simplex | PVC | 22.0 | 300 | n/a | 70 |
| 530-D-N3 | Duplex | 316 SSTL | 11.0 | 350 | n/a | 85 |
| 530-D-N4 | Duplex | C-20 | 11.0 | 350 | n/a | 85 |
| 530-D-N5 | Duplex | PVC | 11.0 | 300 | n/a | 85 |
| 532-D-N3 | Duplex | 316 SSTL | 22.0 | 350 | 600 | 85 |
| 532-D-N4 | Duplex | C-20 | 22.0 | 350 | 600 | 85 |
| 532-D-N5 | Duplex | PVC | 22.0 | 300 | n/a | 85 |
| 535-D-N3 | Duplex | 316 SSTL | 36.0 | 350 | 600 | 85 |
| 535-D-N4 | Duplex | C-20 | 36.0 | 350 | 600 | 85 |
| 535-D-N5 | Duplex | PVC | 36.0 | 300 | n/a | 85 |
| 537-D-N3 | Duplex | 316 SSTL | 44.0 | 350 | 400 | 85 |
| 537-D-N4 | Duplex | C-20 | 44.0 | 350 | 400 | 85 |
| 537-D-N5 | Duplex | PVC | 44.0 | 300 | n/a | 85 |
| 547-S-N3 | Simplex | 316 SSTL | 29.0 | 200 | 350 | 70 |
Yes. Model AC5000 - Advanced Stroke Controller
1. Accepts 4-20 mA signal
2. May be directly connected to 115V or 230V 1 Phase Power.
3. Include local manual override.
4. Explosion-Proof (Class I, Division 1, Groups C & D; dust & ignition-proof rated Class II, Division 1, Groups E, F & G)
5. Include local position indicator.
6. Includes 4-20 ma. position feedback/output.
7. Easily retrofitted to any Series 500/560 600/6000 pump—specify model no.
Please email us for a quote.
Shipping and Transit Times
This product is made to order and ships within 7-10 business days from Grand Terrace, CA.
UPS transit map
Notes:
- This product only ships UPS. We can not ship Fedex or USPS.
- We can ship internationally.
- We can not ship this product to a PO box.
- If the product is Haz mat. It can not can not air ship.
You will receive the tracking info after the order ships with 48 hours.
For expedited orders please email sales@buychemicalsdirect.com.
We are fast at responding!
If you can not order online, call in your order at 800-658-7716 with specific directions.




