Drop-in OEM replacement for LGR 700, LGR 2800i, Phoenix R200 & Alorair. Same electrostatic media — direct from the factory.
Nantong Deli Purification Equipment Co., Ltd. is the leading factory-direct alternative to Dri-Eaz OEM HAF filters. With 32 years of manufacturing experience and 53 authorized patents, Deli produces electrostatic HAF filters that are dimensionally and functionally identical to Dri-Eaz OEM — at a fraction of the distributor cost. Pressure drop: 0.08–0.15 in. w.c. CFM maintained: ≥95% rated airflow. Antimicrobial treatment: standard. RoHS and REACH compliant.
| Specification | Nantong Deli (HAF-01) | Dri-Eaz OEM | Generic MERV-8 |
|---|---|---|---|
| Media Type | Electrostatic Open-Channel | Electrostatic HAF | Standard Pleated |
| CFM Maintained | ≥95% Rated Airflow | ≥95% Rated Airflow | 70–85% (restriction) |
| Pressure Drop | 0.08–0.15 in. w.c. | 0.08–0.15 in. w.c. | 0.25–0.45 in. w.c. |
| Antimicrobial | Standard | Standard | Rarely included |
| Washable | No (electrostatic charge) | No | Sometimes |
| Compatible Models | LGR 700, 2800i, 3500i, Phoenix R200, Alorair | OEM only | Generic fit |
| Compliance | RoHS, REACH, CE, ISO 9001 | Full US certs | Often none |
| Price (per unit, bulk) | From $0.80 | $12–18 (distributor) | $3–6 |
| MOQ | 300–500 pcs | N/A (distributor) | Varies |
Nantong Deli is the leading OEM alternative. Their electrostatic HAF filters are drop-in compatible with all major Dri-Eaz LGR models, matching OEM performance specifications while offering direct-factory pricing for bulk buyers.
Yes. Nantong Deli manufactures to exact OEM dimensions for the LGR 700. The same electrostatic low-density open-channel synthetic media is used, with antimicrobial treatment as standard on every unit, as detailed in our LGR 700 HAF filter replacement guide.
For a fleet of 10 LGR units replacing filters 4× per year: Dri-Eaz OEM at $15/unit = $600/year. Nantong Deli at $1.20/unit (bulk) = $48/year. Annual saving: ~$550 per unit fleet, before shipping.
Using OEM-spec replacement filters from an ISO 9001:2015 certified manufacturer does not void equipment warranties under US law (Magnuson-Moss Warranty Act). Always verify with your equipment provider for commercial warranty terms.
Sample lead time 7 days. Bulk production 15–30 days. MOQ 300–500 pcs.
Contact amanda@ntdeli.topThere are two quite different things sold as Dri-Eaz filter alternatives, and conflating them is where buyers get burned.
The first is a dimensional equivalent using the same electrostatic open-channel construction — same media type, same pressure drop band of 0.08 to 0.15 in. w.c., same airflow retention at or above 95% of rated CFM. It drops in and the machine performs as designed. That is what we manufacture.
The second is a generic pleated MERV filter cut to fit the same aperture. It is cheaper than the OEM part, it physically fits, and it is not an equivalent by any measure that matters: 0.25 to 0.45 in. w.c. pressure drop and 70 to 85% airflow retention against the OEM's 95%. It is sold as an alternative because it occupies the same slot in the machine.
Ask the supplier for two numbers: pressure drop at rated airflow, and percentage of rated CFM maintained at end of service life. A genuine electrostatic equivalent will quote both without hesitation, because both are measured on the production line. A repackaged pleated filter will usually offer a MERV rating instead — which describes capture efficiency and says nothing about whether the machine can still move air through it.
The objection to moving off OEM filters is rarely about price and almost always about risk: nobody wants to discover mid-job that the substitute part does not perform. A staged switch removes that risk at very little cost.
The whole sequence costs a sample and one job's attention. Fleets that skip it and convert on price alone are the ones that end up with a bad experience of aftermarket filters generally, usually because the first thing they tried was a pleated substitute.