L4TOP — Dwyer Float switch, brass, SPDT, (V=4, H=3)
KKM Solutions is an independent parts distributor, not an authorized Dwyer Instruments dealer — how we source.
Dwyer Instruments L4TOP - Float Switches - Weight: 4 lb; Electrical connection: Pigtail Leads; Mounting orientation: Vertical.
Overview
Part number L4TOP from Dwyer Instruments, listed in Level Sensors. Specifications on file: Applications Boilers, Oil, Pump Control; Conduit Connection 3/4 in NPT Female; Country of origin United States; Deadband 3/4 in (19 mm). KKM Solutions quotes this part with pricing and availability confirmed per order.
In our catalog, the L4TOP from Dwyer Instruments is listed under the Float Switches category. The manufacturer's published data for this part number specifies Weight: 4 lb and Electrical connection: Pigtail Leads.
Clean process / cooling water, Compatible Liquids, Oils / lubricants, Organic solvents
The specification set recorded for this part number covers Mounting orientation: Vertical; Operating temperature - max: 163 °F; Operating temperature - min: -4 °F; Switch type: SPDT NO/NC, Selectable; Country of origin: United States; Deadband: 3/4 in (19 mm); GrossWeightValue: 4.15; Materials, Wetted: 316 Stainless Steel, 430 Stainless Steel, Brass; Process Connection Size: 1 1/2 in; Process Connection Type: NPT Male; Proof Pressure: Up to 2000 psi; Applications: Boilers, Oil, Pump Control. See the Specifications tab on this page for the full technical table.
Specifications
| Applications | Boilers, Oil, Pump Control |
|---|---|
| Conduit Connection | 3/4 in NPT Female |
| Country of origin | United States |
| Deadband | 3/4 in (19 mm) |
| Electrical connection | Pigtail Leads |
| Electrical Rating Note | UL, FM, ATEX and IECEx models: 10 A @ 125/250 VAC (V~). CSA models: 5 A @ 125/250 VAC (V~); 5 A res., 3 A ind. @ 30 VDC (V ). MV option: 1 A @ 125 VAC (V~); 1 A res., .5 A ind. @ 30 VDC (V ). MT option: 5 A @ 25/250 VAC (V~). [MT and MV option not UL, CSA, FM, ATEX or IECEx] |
| Enclosure Ratings | Hazardous Location Rated |
| Enclosure Ratings Note | Weatherproof and Explosion-proof. **Listed with UL and CSA for Class I, Groups C and D; Class II, Groups E, F, and G; ATEX 2813 II 2 G Ex db IIB T6 Gb -20°C≤Tamb≤73°C. -20°C≤Process Temp≤73°C. EU-Type Certificate No.: KEMA 03 ATEX 2383. ATEX Standards: EN 60079-0:2012+A11:2013. IECEx Certified: For Ex db IIB T6 Gb -20°C≤Tamb≤73°C. -20°C≤Process Temp≤73°C. IECEx Certificate of Conformity: IECEx DEK 11.0071. IECEx Standards: IEC 60079-0:2011; IEC 60079-1:2014. |
| Material Construction Option | Brass Body |
| Materials, Wetted | 316 Stainless Steel, 430 Stainless Steel, Brass |
| Measurement Pressure Type | Gauge |
| Media Compatibility | Clean process / cooling water, Compatible Liquids, Oils / lubricants, Organic solvents |
| Mounting orientation | Vertical |
| Operating temperature - max | 163 °F |
| Operating temperature - min | -4 °F |
| Pressure Note | Brass body 1000 psig (69 bar) Standard float rated 100 psig (6.9 bar). For other floats, see options |
| Process Connection Note | 1-1/2˝ (38.10 mm) male NPT or 1-1/2˝ (38.10 mm) male BSPT standard, 2-1/2˝ (63.50 mm) male NPT or 2-1/2˝ (63.50 mm) male BSPT standard optional floats |
| Process Connection Size | 1 1/2 in |
| Process Connection Type | NPT Male |
| Process Temperature, Max | 163 °F |
| Process Temperature, Min | -4 °F |
| Proof Pressure | Up to 2000 psi |
| Sensor Temperature, Max | 275 °F |
| Sensor Temperature, Min | 4 °F |
| Specific Gravity | 0.7 |
| Specific Gravity Note | 0.7 minimum with standard float. For other floats see model chart |
| Switch type | SPDT NO/NC, Selectable |
| Switch Type Note | SPDT snap switch |
| Temperature Note | 4 to 275°F (-20 to 135°C) standard, MT high temperature option 400°F (205°C) [MT option not UL, CSA, ATEX or IECEx]. ATEX and IECEx options |
| Weight | 4 lb |
Product details
| Manufacturer | Dwyer Instruments |
|---|---|
| Manufacturer part number | L4TOP |
| Product category | Level Sensors |
| Published specifications | 30 attributes listed |
Request a quote for this part
Email orderdesk@kkmsolutions.com or call (825) 454-5367 for pricing and availability.
Frequently Asked Questions
How do I get pricing for L4TOP?
This part is quoted on request, so no price is listed for it here. Send the quote form on this page with your quantity, or email orderdesk@kkmsolutions.com, and our order desk will reply with pricing and availability within 1 business day.
Who manufactures the L4TOP?
L4TOP is made by Dwyer Instruments and is listed in our Level Sensors category. KKM Solutions is an independent distributor, not an authorized Dwyer Instruments dealer: we source the exact Dwyer Instruments part number L4TOP, and the quote confirms condition and lead time before you order.
Is the L4TOP new and genuine?
Parts we supply are new and genuine unless the quote expressly states otherwise. Where a part is new-old-stock, from excess inventory, refurbished or open-box, the quote says so before you approve it.
What warranty comes with the L4TOP, and can I return it?
Parts we supply are warranted against manufacturing defects for 1 year from the date of delivery; where the manufacturer's own warranty is longer, the manufacturer's warranty applies. The warranty covers repair, replacement, or credit of the defective part and does not cover normal wear items, misapplication, improper installation, or consequential damages. Contact us within 30 days of delivery before returning anything — all returns need a return authorization from the order desk.
What is the lifecycle status of L4TOP?
No published lifecycle status is on file for L4TOP. Dwyer Instruments lists whether a catalog number is current, superseded or end-of-life on its own product page, and our order desk confirms the status with the manufacturer at quote time, before you commit. Send the part number through the quote form on this page.
What are the key specifications of L4TOP?
Key specifications include Applications: Boilers, Oil, Pump Control; Conduit Connection: 3/4 in NPT Female; Country of origin: United States; Deadband: 3/4 in (19 mm). The full specification table on this page lists every published attribute for this part.
What thread or connection does L4TOP use?
Per the published specification for L4TOP: Process Connection Size: 1 1/2 in; Process Connection Type: NPT Male. Confirm against the full specification table on this page, or ask our order desk to verify it with the manufacturer at quote time.
What operating temperature is L4TOP rated for?
Per the published specification for L4TOP: Operating temperature - max: 163 °F; Operating temperature - min: -4 °F. Confirm against the full specification table on this page, or ask our order desk to verify it with the manufacturer at quote time.
How much does L4TOP weigh?
Per the published specification for L4TOP: Weight: 4 lb. Confirm against the full specification table on this page, or ask our order desk to verify it with the manufacturer at quote time.
How quickly can L4TOP ship?
Lead time for L4TOP is quoted per order and confirmed on your quote, which our order desk sends within 1 business day. For a line-down emergency, call the 24/7 order desk at (825) 454-5367.
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